diff --git a/avm-transpiler/src/opcodes.rs b/avm-transpiler/src/opcodes.rs
index ca41eba96740..60bdbc87a4ed 100644
--- a/avm-transpiler/src/opcodes.rs
+++ b/avm-transpiler/src/opcodes.rs
@@ -22,7 +22,6 @@ pub enum AvmOpcode {
     ADDRESS,
     STORAGEADDRESS,
     SENDER,
-    PORTAL,
     FEEPERL1GAS,
     FEEPERL2GAS,
     FEEPERDAGAS,
@@ -102,7 +101,6 @@ impl AvmOpcode {
             AvmOpcode::ADDRESS => "ADDRESS",
             AvmOpcode::STORAGEADDRESS => "STORAGEADDRESS",
             AvmOpcode::SENDER => "SENDER",
-            AvmOpcode::PORTAL => "PORTAL",
             AvmOpcode::FEEPERL1GAS => "FEEPERL1GAS",
             AvmOpcode::FEEPERL2GAS => "FEEPERL2GAS",
             AvmOpcode::FEEPERDAGAS => "FEEPERDAGAS",
diff --git a/avm-transpiler/src/transpile.rs b/avm-transpiler/src/transpile.rs
index fda785f1ff9c..e3141da53cde 100644
--- a/avm-transpiler/src/transpile.rs
+++ b/avm-transpiler/src/transpile.rs
@@ -744,7 +744,6 @@ fn handle_getter_instruction(
         "avmOpcodeAddress" => AvmOpcode::ADDRESS,
         "avmOpcodeStorageAddress" => AvmOpcode::STORAGEADDRESS,
         "avmOpcodeSender" => AvmOpcode::SENDER,
-        "avmOpcodePortal" => AvmOpcode::PORTAL,
         "avmOpcodeFeePerL1Gas" => AvmOpcode::FEEPERL1GAS,
         "avmOpcodeFeePerL2Gas" => AvmOpcode::FEEPERL2GAS,
         "avmOpcodeFeePerDaGas" => AvmOpcode::FEEPERDAGAS,
diff --git a/barretenberg/cpp/src/barretenberg/vm/avm_trace/avm_opcode.cpp b/barretenberg/cpp/src/barretenberg/vm/avm_trace/avm_opcode.cpp
index 05caf1ace288..00988b2e5243 100644
--- a/barretenberg/cpp/src/barretenberg/vm/avm_trace/avm_opcode.cpp
+++ b/barretenberg/cpp/src/barretenberg/vm/avm_trace/avm_opcode.cpp
@@ -32,7 +32,6 @@ const std::unordered_map<OpCode, size_t> Bytecode::OPERANDS_NUM = {
     //{OpCode::ADDRESS, },
     //{OpCode::STORAGEADDRESS, },
     //{OpCode::SENDER, },
-    //{OpCode::PORTAL, },
     //{OpCode::FEEPERL1GAS, },
     //{OpCode::FEEPERL2GAS, },
     //{OpCode::FEEPERDAGAS, },
@@ -116,7 +115,6 @@ bool Bytecode::has_in_tag(OpCode const op_code)
     case OpCode::ADDRESS:
     case OpCode::STORAGEADDRESS:
     case OpCode::SENDER:
-    case OpCode::PORTAL:
     case OpCode::FEEPERL1GAS:
     case OpCode::FEEPERL2GAS:
     case OpCode::FEEPERDAGAS:
diff --git a/barretenberg/cpp/src/barretenberg/vm/avm_trace/avm_opcode.hpp b/barretenberg/cpp/src/barretenberg/vm/avm_trace/avm_opcode.hpp
index 98adf14ab291..abd46c2af76e 100644
--- a/barretenberg/cpp/src/barretenberg/vm/avm_trace/avm_opcode.hpp
+++ b/barretenberg/cpp/src/barretenberg/vm/avm_trace/avm_opcode.hpp
@@ -41,7 +41,6 @@ enum class OpCode : uint8_t {
     ADDRESS,
     STORAGEADDRESS,
     SENDER,
-    PORTAL,
     FEEPERL1GAS,
     FEEPERL2GAS,
     FEEPERDAGAS,
diff --git a/docs/src/preprocess/InstructionSet/InstructionSet.js b/docs/src/preprocess/InstructionSet/InstructionSet.js
index 496b2a8128d7..01d9c3a1efb9 100644
--- a/docs/src/preprocess/InstructionSet/InstructionSet.js
+++ b/docs/src/preprocess/InstructionSet/InstructionSet.js
@@ -547,24 +547,6 @@ const INSTRUCTION_SET_RAW = [
     "Tag checks": "",
     "Tag updates": "`T[dstOffset] = u32`",
   },
-  {
-    id: "portal",
-    Name: "`PORTAL`",
-    Category: "Execution Environment",
-    Flags: [{ name: "indirect", description: INDIRECT_FLAG_DESCRIPTION }],
-    Args: [
-      {
-        name: "dstOffset",
-        description:
-          "memory offset specifying where to store operation's result",
-      },
-    ],
-    Expression: "`M[dstOffset] = context.environment.portal`",
-    Summary: "Get the address of the l1 portal contract",
-    Details: "",
-    "Tag checks": "",
-    "Tag updates": "`T[dstOffset] = u32`",
-  },
   {
     id: "feeperl1gas",
     Name: "`FEEPERL1GAS`",
diff --git a/l1-contracts/src/core/libraries/ConstantsGen.sol b/l1-contracts/src/core/libraries/ConstantsGen.sol
index 6661fc67443d..ede0efc514de 100644
--- a/l1-contracts/src/core/libraries/ConstantsGen.sol
+++ b/l1-contracts/src/core/libraries/ConstantsGen.sol
@@ -89,7 +89,7 @@ library Constants {
   uint256 internal constant DEPLOYER_CONTRACT_INSTANCE_DEPLOYED_MAGIC_VALUE =
     0x85864497636cf755ae7bde03f267ce01a520981c21c3682aaf82a631;
   uint256 internal constant DEPLOYER_CONTRACT_ADDRESS =
-    0x1b5ecf3d26907648cf737f4304759b8c5850478e839e72f8ce1f5791b286e8f2;
+    0x24d36d8806d145ee074d1a71502afa0452f9a202e6061d8324573387dab2220f;
   uint256 internal constant AZTEC_ADDRESS_LENGTH = 1;
   uint256 internal constant DIMENSION_GAS_SETTINGS_LENGTH = 3;
   uint256 internal constant GAS_FEES_LENGTH = 3;
diff --git a/noir-projects/aztec-nr/aztec/src/deploy.nr b/noir-projects/aztec-nr/aztec/src/deploy.nr
index 60f7fef0620e..53fda2bee032 100644
--- a/noir-projects/aztec-nr/aztec/src/deploy.nr
+++ b/noir-projects/aztec-nr/aztec/src/deploy.nr
@@ -20,9 +20,8 @@ pub fn deploy_contract(context: &mut PrivateContext, target: AztecAddress) {
     serialized_args[0] = instance.salt;
     serialized_args[1] = instance.contract_class_id.to_field();
     serialized_args[2] = instance.initialization_hash;
-    serialized_args[3] = instance.portal_contract_address.to_field();
-    serialized_args[4] = instance.public_keys_hash.to_field();
-    serialized_args[5] = universal_deploy as Field;
+    serialized_args[3] = instance.public_keys_hash.to_field();
+    serialized_args[4] = universal_deploy as Field;
 
     let _call_result = context.call_private_function(
         AztecAddress::from_field(DEPLOYER_CONTRACT_ADDRESS),
diff --git a/noir-projects/noir-contracts/contracts/avm_test_contract/src/main.nr b/noir-projects/noir-contracts/contracts/avm_test_contract/src/main.nr
index 10a02855db5e..f3f6cce19486 100644
--- a/noir-projects/noir-contracts/contracts/avm_test_contract/src/main.nr
+++ b/noir-projects/noir-contracts/contracts/avm_test_contract/src/main.nr
@@ -24,6 +24,7 @@ contract AvmTest {
     global big_field_136_bits: Field = 0x991234567890abcdef1234567890abcdef;
 
     // Libs
+    use dep::aztec::protocol_types::constants::CONTRACT_INSTANCE_LENGTH;
     use dep::aztec::prelude::{Map, Deserialize};
     use dep::aztec::state_vars::PublicMutable;
     use dep::aztec::protocol_types::{address::{AztecAddress, EthAddress}, constants::L1_TO_L2_MESSAGE_LENGTH};
@@ -172,14 +173,14 @@ contract AvmTest {
     #[aztec(public-vm)]
     fn test_get_contract_instance_raw() {
         let fields = get_contract_instance_internal_avm(context.this_address());
-        assert(fields.len() == 7);
+        // The values here should match those in `avm_simulator.test.ts>Contract>GETCONTRACTINSTANCE deserializes correctly`
+        assert(fields.len() == CONTRACT_INSTANCE_LENGTH + 1);
         assert(fields[0] == 0x1);
         assert(fields[1] == 0x123);
         assert(fields[2] == 0x456);
         assert(fields[3] == 0x789);
         assert(fields[4] == 0x101112);
-        assert(fields[5] == 0x131415);
-        assert(fields[6] == 0x161718);
+        assert(fields[5] == 0x161718);
     }
 
     #[aztec(public-vm)]
diff --git a/noir-projects/noir-contracts/contracts/contract_instance_deployer_contract/src/events/instance_deployed.nr b/noir-projects/noir-contracts/contracts/contract_instance_deployer_contract/src/events/instance_deployed.nr
index 0438fef4ca60..638a08db001e 100644
--- a/noir-projects/noir-contracts/contracts/contract_instance_deployer_contract/src/events/instance_deployed.nr
+++ b/noir-projects/noir-contracts/contracts/contract_instance_deployer_contract/src/events/instance_deployed.nr
@@ -11,12 +11,11 @@ struct ContractInstanceDeployed {
     salt: Field, 
     contract_class_id: ContractClassId, 
     initialization_hash: Field, 
-    portal_contract_address: EthAddress, 
     public_keys_hash: PublicKeysHash, 
     deployer: AztecAddress,
 }
 
-global CONTRACT_INSTANCE_DEPLOYED_SERIALIZED_SIZE: Field = 9;
+global CONTRACT_INSTANCE_DEPLOYED_SERIALIZED_SIZE: Field = 8;
 
 impl Serialize<CONTRACT_INSTANCE_DEPLOYED_SERIALIZED_SIZE> for ContractInstanceDeployed {
     fn serialize(self: Self) -> [Field; CONTRACT_INSTANCE_DEPLOYED_SERIALIZED_SIZE] {
@@ -27,7 +26,6 @@ impl Serialize<CONTRACT_INSTANCE_DEPLOYED_SERIALIZED_SIZE> for ContractInstanceD
             self.salt,
             self.contract_class_id.to_field(),
             self.initialization_hash,
-            self.portal_contract_address.to_field(),
             self.public_keys_hash.to_field(),
             self.deployer.to_field(),
         ]
diff --git a/noir-projects/noir-contracts/contracts/contract_instance_deployer_contract/src/main.nr b/noir-projects/noir-contracts/contracts/contract_instance_deployer_contract/src/main.nr
index 3363324acff7..be72d82acbd8 100644
--- a/noir-projects/noir-contracts/contracts/contract_instance_deployer_contract/src/main.nr
+++ b/noir-projects/noir-contracts/contracts/contract_instance_deployer_contract/src/main.nr
@@ -16,7 +16,6 @@ contract ContractInstanceDeployer {
         salt: Field,
         contract_class_id: ContractClassId,
         initialization_hash: Field,
-        portal_contract_address: EthAddress,
         public_keys_hash: PublicKeysHash,
         universal_deploy: bool
     ) {
@@ -28,13 +27,7 @@ contract ContractInstanceDeployer {
             context.msg_sender()
         };
 
-        let partial_address = PartialAddress::compute(
-            contract_class_id,
-            salt,
-            initialization_hash,
-            portal_contract_address,
-            deployer
-        );
+        let partial_address = PartialAddress::compute(contract_class_id, salt, initialization_hash, deployer);
 
         let address = AztecAddress::compute(public_keys_hash, partial_address);
 
@@ -42,16 +35,7 @@ contract ContractInstanceDeployer {
         context.push_new_nullifier(address.to_field(), 0);
 
         // Broadcast the event
-        let event = ContractInstanceDeployed {
-            contract_class_id,
-            address,
-            public_keys_hash,
-            portal_contract_address,
-            initialization_hash,
-            salt,
-            deployer,
-            version: 1
-        };
+        let event = ContractInstanceDeployed { contract_class_id, address, public_keys_hash, initialization_hash, salt, deployer, version: 1 };
         let event_payload = event.serialize();
         dep::aztec::oracle::debug_log::debug_log_array_with_prefix("ContractInstanceDeployed", event_payload);
         emit_unencrypted_log_from_private(&mut context, event_payload);
diff --git a/noir-projects/noir-protocol-circuits/crates/public-kernel-lib/src/public_kernel_app_logic.nr b/noir-projects/noir-protocol-circuits/crates/public-kernel-lib/src/public_kernel_app_logic.nr
index dda4e888bdca..116db77755e1 100644
--- a/noir-projects/noir-protocol-circuits/crates/public-kernel-lib/src/public_kernel_app_logic.nr
+++ b/noir-projects/noir-protocol-circuits/crates/public-kernel-lib/src/public_kernel_app_logic.nr
@@ -268,7 +268,7 @@ mod tests {
         let mut builder = PublicKernelAppLogicCircuitPrivateInputsBuilder::new();
 
         let contract_address = builder.public_call.contract_address;
-        let portal_contract_address = builder.public_call.portal_contract_address;
+        let portal_contract_address = EthAddress::from_field(0xdead);
         // Setup 1 new l2 to l1 message on the previous kernel.
         let previous = [12345];
 
diff --git a/noir-projects/noir-protocol-circuits/crates/types/src/abis/call_context.nr b/noir-projects/noir-protocol-circuits/crates/types/src/abis/call_context.nr
index 870e4b80df5d..ad5c2db528b5 100644
--- a/noir-projects/noir-protocol-circuits/crates/types/src/abis/call_context.nr
+++ b/noir-projects/noir-protocol-circuits/crates/types/src/abis/call_context.nr
@@ -9,7 +9,6 @@ use crate::{
 struct CallContext {
     msg_sender : AztecAddress,
     storage_contract_address : AztecAddress,
-    portal_contract_address : EthAddress,
     function_selector : FunctionSelector,
     gas_left: Gas,
 
@@ -51,7 +50,6 @@ impl Serialize<CALL_CONTEXT_LENGTH> for CallContext {
 
         serialized.push(self.msg_sender.to_field());
         serialized.push(self.storage_contract_address.to_field());
-        serialized.push(self.portal_contract_address.to_field());
         serialized.push(self.function_selector.to_field());
         serialized.extend_from_array(self.gas_left.serialize());
         serialized.push(self.is_delegate_call as Field);
@@ -70,7 +68,6 @@ impl Deserialize<CALL_CONTEXT_LENGTH> for CallContext {
         CallContext {
             msg_sender: AztecAddress::from_field(reader.read()),
             storage_contract_address: AztecAddress::from_field(reader.read()),
-            portal_contract_address: EthAddress::from_field(reader.read()),
             function_selector: FunctionSelector::from_field(reader.read()),
             gas_left: reader.read_struct(Gas::deserialize),
             is_delegate_call: reader.read() as bool,
@@ -87,7 +84,6 @@ impl Empty for CallContext {
         CallContext {
             msg_sender: AztecAddress::empty(),
             storage_contract_address: AztecAddress::empty(),
-            portal_contract_address: EthAddress::empty(),
             function_selector: FunctionSelector::empty(),
             gas_left: Gas::empty(),
             is_delegate_call: false,
diff --git a/noir-projects/noir-protocol-circuits/crates/types/src/abis/private_kernel/private_call_data.nr b/noir-projects/noir-protocol-circuits/crates/types/src/abis/private_kernel/private_call_data.nr
index 40ffa87a975b..21f918449599 100644
--- a/noir-projects/noir-protocol-circuits/crates/types/src/abis/private_kernel/private_call_data.nr
+++ b/noir-projects/noir-protocol-circuits/crates/types/src/abis/private_kernel/private_call_data.nr
@@ -27,6 +27,5 @@ struct PrivateCallData {
     
     note_hash_read_request_membership_witnesses: [NoteHashReadRequestMembershipWitness; MAX_NOTE_HASH_READ_REQUESTS_PER_CALL],
 
-    portal_contract_address: EthAddress,
     acir_hash: Field,
 }
diff --git a/noir-projects/noir-protocol-circuits/crates/types/src/abis/public_call_data.nr b/noir-projects/noir-protocol-circuits/crates/types/src/abis/public_call_data.nr
index 8d762839c99b..2509462b6cea 100644
--- a/noir-projects/noir-protocol-circuits/crates/types/src/abis/public_call_data.nr
+++ b/noir-projects/noir-protocol-circuits/crates/types/src/abis/public_call_data.nr
@@ -8,6 +8,5 @@ struct PublicCallData {
     call_stack_item: PublicCallStackItem,
     public_call_stack: [CallRequest; MAX_PUBLIC_CALL_STACK_LENGTH_PER_CALL],
     proof: Proof,
-    portal_contract_address: EthAddress,
     bytecode_hash: Field,
 }
diff --git a/noir-projects/noir-protocol-circuits/crates/types/src/address/aztec_address.nr b/noir-projects/noir-protocol-circuits/crates/types/src/address/aztec_address.nr
index 86a1fb4549db..7396f63c7eed 100644
--- a/noir-projects/noir-protocol-circuits/crates/types/src/address/aztec_address.nr
+++ b/noir-projects/noir-protocol-circuits/crates/types/src/address/aztec_address.nr
@@ -58,18 +58,11 @@ impl AztecAddress {
         contract_class_id: ContractClassId,
         salt: Field,
         initialization_hash: Field,
-        portal_contract_address: EthAddress,
         deployer: AztecAddress
     ) -> AztecAddress {
         AztecAddress::compute(
             PublicKeysHash::compute(pub_key),
-            PartialAddress::compute(
-                contract_class_id,
-                salt,
-                initialization_hash,
-                portal_contract_address,
-                deployer
-            )
+            PartialAddress::compute(contract_class_id, salt, initialization_hash, deployer)
         )
     }
 
@@ -102,15 +95,13 @@ fn compute_address() {
     let contract_address_salt = 3;
     let contract_class_id = ContractClassId::from_field(4);
     let initialization_hash = 5;
-    let portal_contract_address = EthAddress::from_field(6);
-    let deployer = AztecAddress::from_field(7);
+    let deployer = AztecAddress::from_field(6);
 
     let address = AztecAddress::compute_from_public_key(
         point,
         contract_class_id,
         contract_address_salt,
         initialization_hash,
-        portal_contract_address,
         deployer
     );
 
diff --git a/noir-projects/noir-protocol-circuits/crates/types/src/address/partial_address.nr b/noir-projects/noir-protocol-circuits/crates/types/src/address/partial_address.nr
index 359fae794ba8..3829d951a8d7 100644
--- a/noir-projects/noir-protocol-circuits/crates/types/src/address/partial_address.nr
+++ b/noir-projects/noir-protocol-circuits/crates/types/src/address/partial_address.nr
@@ -41,12 +41,11 @@ impl PartialAddress {
         contract_class_id: ContractClassId,
         salt: Field,
         initialization_hash: Field,
-        portal_contract_address: EthAddress,
         deployer: AztecAddress
     ) -> Self {
         PartialAddress::compute_from_salted_initialization_hash(
             contract_class_id,
-            SaltedInitializationHash::compute(salt, initialization_hash, portal_contract_address, deployer)
+            SaltedInitializationHash::compute(salt, initialization_hash, deployer)
         )
     }
 
diff --git a/noir-projects/noir-protocol-circuits/crates/types/src/address/salted_initialization_hash.nr b/noir-projects/noir-protocol-circuits/crates/types/src/address/salted_initialization_hash.nr
index 88af664b86b4..ca916f85ac75 100644
--- a/noir-projects/noir-protocol-circuits/crates/types/src/address/salted_initialization_hash.nr
+++ b/noir-projects/noir-protocol-circuits/crates/types/src/address/salted_initialization_hash.nr
@@ -19,19 +19,13 @@ impl SaltedInitializationHash {
         Self { inner: field }
     }
 
-    pub fn compute(
-        salt: Field,
-        initialization_hash: Field,
-        portal_contract_address: EthAddress,
-        deployer: AztecAddress
-    ) -> Self {
+    pub fn compute(salt: Field, initialization_hash: Field, deployer: AztecAddress) -> Self {
         SaltedInitializationHash::from_field(
             pedersen_hash(
                 [
             salt,
             initialization_hash,
-            deployer.to_field(),
-            portal_contract_address.to_field()
+            deployer.to_field()
         ],
                 GENERATOR_INDEX__PARTIAL_ADDRESS
             )
diff --git a/noir-projects/noir-protocol-circuits/crates/types/src/constants.nr b/noir-projects/noir-protocol-circuits/crates/types/src/constants.nr
index e8e5f1cf2ee7..642f702001f1 100644
--- a/noir-projects/noir-protocol-circuits/crates/types/src/constants.nr
+++ b/noir-projects/noir-protocol-circuits/crates/types/src/constants.nr
@@ -126,7 +126,7 @@ global REGISTERER_UNCONSTRAINED_FUNCTION_BROADCASTED_MAGIC_VALUE = 0xe7af8166354
 // CONTRACT INSTANCE CONSTANTS
 // sha224sum 'struct ContractInstanceDeployed'
 global DEPLOYER_CONTRACT_INSTANCE_DEPLOYED_MAGIC_VALUE = 0x85864497636cf755ae7bde03f267ce01a520981c21c3682aaf82a631;
-global DEPLOYER_CONTRACT_ADDRESS = 0x1b5ecf3d26907648cf737f4304759b8c5850478e839e72f8ce1f5791b286e8f2;
+global DEPLOYER_CONTRACT_ADDRESS = 0x24d36d8806d145ee074d1a71502afa0452f9a202e6061d8324573387dab2220f;
 
 // LENGTH OF STRUCTS SERIALIZED TO FIELDS
 global AZTEC_ADDRESS_LENGTH = 1;
@@ -134,9 +134,9 @@ global DIMENSION_GAS_SETTINGS_LENGTH: u64 = 3;
 global GAS_FEES_LENGTH: u64 = 3;
 global GAS_LENGTH: u64 = 3;
 global GAS_SETTINGS_LENGTH: u64 = 1 + 3 * DIMENSION_GAS_SETTINGS_LENGTH;
-global CALL_CONTEXT_LENGTH: u64 = 8 + GAS_SETTINGS_LENGTH + GAS_LENGTH;
+global CALL_CONTEXT_LENGTH: u64 = 7 + GAS_SETTINGS_LENGTH + GAS_LENGTH;
 global CONTENT_COMMITMENT_LENGTH: u64 = 4;
-global CONTRACT_INSTANCE_LENGTH: u64 = 6;
+global CONTRACT_INSTANCE_LENGTH: u64 = 5;
 global CONTRACT_STORAGE_READ_LENGTH: u64 = 2;
 global CONTRACT_STORAGE_UPDATE_REQUEST_LENGTH: u64 = 2;
 global ETH_ADDRESS_LENGTH = 1;
diff --git a/noir-projects/noir-protocol-circuits/crates/types/src/contract_instance.nr b/noir-projects/noir-protocol-circuits/crates/types/src/contract_instance.nr
index 9e7fc39d8bc8..1780cbd12abd 100644
--- a/noir-projects/noir-protocol-circuits/crates/types/src/contract_instance.nr
+++ b/noir-projects/noir-protocol-circuits/crates/types/src/contract_instance.nr
@@ -13,7 +13,6 @@ struct ContractInstance {
     deployer: AztecAddress,
     contract_class_id : ContractClassId,
     initialization_hash : Field,
-    portal_contract_address : EthAddress,
     public_keys_hash : PublicKeysHash,
 }
 
@@ -22,8 +21,7 @@ impl Eq for ContractInstance {
         self.public_keys_hash.eq(other.public_keys_hash) &
         self.initialization_hash.eq(other.initialization_hash) &
         self.contract_class_id.eq(other.contract_class_id) &
-        self.salt.eq(other.salt) &
-        self.portal_contract_address.eq(other.portal_contract_address)
+        self.salt.eq(other.salt)
     }
 }
 
@@ -34,7 +32,6 @@ impl Serialize<CONTRACT_INSTANCE_LENGTH> for ContractInstance {
             self.deployer.to_field(),
             self.contract_class_id.to_field(),
             self.initialization_hash,
-            self.portal_contract_address.to_field(),
             self.public_keys_hash.to_field()
         ]
     }
@@ -47,8 +44,7 @@ impl Deserialize<CONTRACT_INSTANCE_LENGTH> for ContractInstance {
             deployer: AztecAddress::from_field(serialized[1]),
             contract_class_id: ContractClassId::from_field(serialized[2]),
             initialization_hash: serialized[3],
-            portal_contract_address: EthAddress::from_field(serialized[4]),
-            public_keys_hash: PublicKeysHash::from_field(serialized[5]),
+            public_keys_hash: PublicKeysHash::from_field(serialized[4]),
         }
     }
 }
@@ -67,7 +63,6 @@ impl ContractInstance {
                 self.contract_class_id,
                 self.salt,
                 self.initialization_hash,
-                self.portal_contract_address,
                 self.deployer
             )
         )
diff --git a/noir-projects/noir-protocol-circuits/crates/types/src/tests/fixtures/contracts.nr b/noir-projects/noir-protocol-circuits/crates/types/src/tests/fixtures/contracts.nr
index 6aa8598dc168..9d3cd0d01ded 100644
--- a/noir-projects/noir-protocol-circuits/crates/types/src/tests/fixtures/contracts.nr
+++ b/noir-projects/noir-protocol-circuits/crates/types/src/tests/fixtures/contracts.nr
@@ -7,7 +7,6 @@ struct ContractData {
     artifact_hash: Field,
     contract_address_salt: Field,
     contract_class_id: ContractClassId, 
-    portal_contract_address: EthAddress,
     private_functions_root: Field,
     public_bytecode_commitment: Field,
     public_keys_hash: PublicKeysHash,
@@ -24,7 +23,6 @@ global default_contract = ContractData {
   private_functions_root: 0x19a3cc0b714976fb35d58b684ba36e86f82bac8b87517904a2727e5113fb4cba,
   address: AztecAddress { inner: 0x25de5f29a6d515e67d0ac85f399098acd03c5d4a4884b8c560aee68014715ef1 },
   partial_address: PartialAddress { inner: 0x1420f3a4c4a589be4ea00c0a131dc00127d566725b21dcd1fb421a724710e66b },
-  portal_contract_address: EthAddress { inner: 0x0000000000000000000000000000000000005ba0 },
   contract_class_id: ContractClassId { inner: 0x0ce2a998337b1e6da1ac1d802a8bb9e10b7d705d210e61efb9642855009814a6 },
   public_keys_hash: PublicKeysHash { inner: 0x000000000000000000000000000000000000000000000000000000000000b26e },
   salted_initialization_hash: SaltedInitializationHash { inner: 0x2003637d02f08887d36dc2f27dd961f51f17e0a8a43dc0268dfcefcd96efc3a4 },
@@ -39,7 +37,6 @@ global parent_contract = ContractData {
   private_functions_root: 0x2c1c949cb226995de94b7b8b5aeaab440739f2dfeb06d358441f60932cf243a7,
   address: AztecAddress { inner: 0x178916e52e64b3880e7f837ab30e58222b2971f0150cbc16060bb3589fd96e23 },
   partial_address: PartialAddress { inner: 0x009a6e74b3cebfe0351ceec448d722aa973c1c9da63bbf9f902f1896f3fa1832 },
-  portal_contract_address: EthAddress { inner: 0x0000000000000000000000000000000000000913 },
   contract_class_id: ContractClassId { inner: 0x1f1f963a350e2c883cc6730c19fc5d5b47a40694d805cbb0720fa76fe295df90 },
   public_keys_hash: PublicKeysHash { inner: 0x00000000000000000000000000000000000000000000000000000000000011c1 },
   salted_initialization_hash: SaltedInitializationHash { inner: 0x275e153c147f9cb61a5e7b354e81484696d6a54ffc251dcf4ed8276ab24868d2 },
diff --git a/noir-projects/noir-protocol-circuits/crates/types/src/tests/private_call_data_builder.nr b/noir-projects/noir-protocol-circuits/crates/types/src/tests/private_call_data_builder.nr
index bceb7f0fbba5..be22067b4cc0 100644
--- a/noir-projects/noir-protocol-circuits/crates/types/src/tests/private_call_data_builder.nr
+++ b/noir-projects/noir-protocol-circuits/crates/types/src/tests/private_call_data_builder.nr
@@ -37,7 +37,6 @@ struct PrivateCallDataBuilder {
     contract_class_public_bytecode_commitment: Field,
     function_leaf_membership_witness: FunctionLeafMembershipWitness,
     note_hash_read_request_membership_witnesses: BoundedVec<NoteHashReadRequestMembershipWitness, MAX_NOTE_HASH_READ_REQUESTS_PER_CALL>,
-    portal_contract_address: EthAddress,
     acir_hash: Field,
     gas_settings: GasSettings,
 }
@@ -65,7 +64,6 @@ impl PrivateCallDataBuilder {
             contract_class_artifact_hash: contract_data.artifact_hash,
             contract_class_public_bytecode_commitment: contract_data.public_bytecode_commitment,
             note_hash_read_request_membership_witnesses: BoundedVec::new(),
-            portal_contract_address: public_inputs.call_context.portal_contract_address,
             acir_hash: contract_function.acir_hash,
             gas_settings: public_inputs.call_context.gas_settings
         }
@@ -74,7 +72,6 @@ impl PrivateCallDataBuilder {
     pub fn is_delegate_call(&mut self) -> Self {
         self.public_inputs.call_context.is_delegate_call = true;
         self.public_inputs.call_context.storage_contract_address = fixtures::contracts::parent_contract.address;
-        self.public_inputs.call_context.portal_contract_address = fixtures::contracts::parent_contract.portal_contract_address;
         self.public_inputs.call_context.msg_sender = fixtures::MSG_SENDER;
         *self
     }
@@ -201,7 +198,6 @@ impl PrivateCallDataBuilder {
             contract_class_artifact_hash: self.contract_class_artifact_hash,
             contract_class_public_bytecode_commitment: self.contract_class_public_bytecode_commitment,
             note_hash_read_request_membership_witnesses: self.note_hash_read_request_membership_witnesses.storage,
-            portal_contract_address: self.portal_contract_address,
             acir_hash: self.acir_hash
         }
     }
diff --git a/noir-projects/noir-protocol-circuits/crates/types/src/tests/private_circuit_public_inputs_builder.nr b/noir-projects/noir-protocol-circuits/crates/types/src/tests/private_circuit_public_inputs_builder.nr
index e72d8ee686ea..c4c45120452b 100644
--- a/noir-projects/noir-protocol-circuits/crates/types/src/tests/private_circuit_public_inputs_builder.nr
+++ b/noir-projects/noir-protocol-circuits/crates/types/src/tests/private_circuit_public_inputs_builder.nr
@@ -13,9 +13,9 @@ use crate::{
     MAX_NOTE_HASH_READ_REQUESTS_PER_CALL, MAX_NULLIFIER_READ_REQUESTS_PER_CALL,
     MAX_NULLIFIER_KEY_VALIDATION_REQUESTS_PER_CALL, MAX_NEW_NOTE_HASHES_PER_CALL,
     MAX_NEW_NULLIFIERS_PER_CALL, MAX_PRIVATE_CALL_STACK_LENGTH_PER_CALL,
-    MAX_PUBLIC_CALL_STACK_LENGTH_PER_CALL, MAX_NEW_L2_TO_L1_MSGS_PER_CALL,
-    MAX_ENCRYPTED_LOGS_PER_CALL, MAX_UNENCRYPTED_LOGS_PER_CALL
-    },
+    MAX_PUBLIC_CALL_STACK_LENGTH_PER_CALL, MAX_NEW_L2_TO_L1_MSGS_PER_CALL, MAX_ENCRYPTED_LOGS_PER_CALL,
+    MAX_UNENCRYPTED_LOGS_PER_CALL
+},
     traits::Empty
 };
 
@@ -59,7 +59,6 @@ impl PrivateCircuitPublicInputsBuilder {
         let args_hash = 0;
 
         let contract_data = fixtures::contracts::default_contract;
-        let portal_contract_address = contract_data.portal_contract_address;
 
         let contract_function = fixtures::contract_functions::default_private_function;
         let function_data = contract_function.data;
@@ -69,7 +68,6 @@ impl PrivateCircuitPublicInputsBuilder {
         let call_context = CallContext {
             msg_sender: fixtures::contracts::parent_contract.address,
             storage_contract_address: contract_address,
-            portal_contract_address,
             function_selector: function_data.selector,
             is_delegate_call: false,
             is_static_call: false,
diff --git a/noir-projects/noir-protocol-circuits/crates/types/src/tests/public_call_data_builder.nr b/noir-projects/noir-protocol-circuits/crates/types/src/tests/public_call_data_builder.nr
index 262a2dd4c546..92e928712fc2 100644
--- a/noir-projects/noir-protocol-circuits/crates/types/src/tests/public_call_data_builder.nr
+++ b/noir-projects/noir-protocol-circuits/crates/types/src/tests/public_call_data_builder.nr
@@ -21,7 +21,6 @@ struct PublicCallDataBuilder {
     function_data: FunctionData,
     public_call_stack: BoundedVec<CallRequest, MAX_PUBLIC_CALL_STACK_LENGTH_PER_CALL>,
     proof: Proof,
-    portal_contract_address: EthAddress,
     bytecode_hash: Field,
 }
 
@@ -29,7 +28,6 @@ impl PublicCallDataBuilder {
     pub fn new() -> Self {
         let contract_data = fixtures::contracts::default_contract;
         let contract_address = contract_data.address;
-        let portal_contract_address = contract_data.portal_contract_address;
 
         let contract_function = fixtures::contract_functions::default_public_function;
         let function_data = contract_function.data;
@@ -39,7 +37,6 @@ impl PublicCallDataBuilder {
         public_inputs.call_context = CallContext {
             msg_sender: fixtures::contracts::parent_contract.address,
             storage_contract_address: contract_address,
-            portal_contract_address,
             function_selector: function_data.selector,
             is_delegate_call: false,
             is_static_call: false,
@@ -56,7 +53,6 @@ impl PublicCallDataBuilder {
             function_data,
             public_call_stack: BoundedVec::new(),
             proof: Proof {},
-            portal_contract_address,
             bytecode_hash: contract_function.acir_hash
         }
     }
@@ -64,7 +60,6 @@ impl PublicCallDataBuilder {
     pub fn is_delegate_call(&mut self) -> Self {
         self.public_inputs.call_context.is_delegate_call = true;
         self.public_inputs.call_context.storage_contract_address = fixtures::contracts::parent_contract.address;
-        self.public_inputs.call_context.portal_contract_address = fixtures::contracts::parent_contract.portal_contract_address;
         self.public_inputs.call_context.msg_sender = fixtures::MSG_SENDER;
         *self
     }
@@ -168,7 +163,6 @@ impl PublicCallDataBuilder {
             },
             public_call_stack: self.public_call_stack.storage,
             proof: self.proof,
-            portal_contract_address: self.portal_contract_address,
             bytecode_hash: self.bytecode_hash
         }
     }
diff --git a/yarn-project/aztec.js/src/contract/contract.ts b/yarn-project/aztec.js/src/contract/contract.ts
index 36b4c831a4bd..7c5c272cd8b2 100644
--- a/yarn-project/aztec.js/src/contract/contract.ts
+++ b/yarn-project/aztec.js/src/contract/contract.ts
@@ -20,7 +20,6 @@ export class Contract extends ContractBase {
    * @param address - The deployed contract's address.
    * @param artifact - Build artifact of the contract.
    * @param wallet - The wallet to use when interacting with the contract.
-   * @param portalContract - The portal contract address on L1, if any.
    * @returns A promise that resolves to a new Contract instance.
    */
   public static async at(address: AztecAddress, artifact: ContractArtifact, wallet: Wallet): Promise<Contract> {
diff --git a/yarn-project/aztec.js/src/contract/deploy_method.ts b/yarn-project/aztec.js/src/contract/deploy_method.ts
index 214e83c7d0e6..06520d3b017a 100644
--- a/yarn-project/aztec.js/src/contract/deploy_method.ts
+++ b/yarn-project/aztec.js/src/contract/deploy_method.ts
@@ -23,7 +23,7 @@ import { DeploySentTx } from './deploy_sent_tx.js';
 
 /**
  * Options for deploying a contract on the Aztec network.
- * Allows specifying a portal contract, contract address salt, and additional send method options.
+ * Allows specifying a contract address salt, and additional send method options.
  */
 export type DeployOptions = {
   /** An optional salt value used to deterministically calculate the contract address. */
@@ -74,7 +74,7 @@ export class DeployMethod<TContract extends ContractBase = Contract> extends Bas
    * the transaction for deployment. The resulting signed transaction can be
    * later sent using the `send()` method.
    *
-   * @param options - An object containing optional deployment settings, including portalContract, contractAddressSalt, and from.
+   * @param options - An object containing optional deployment settings, contractAddressSalt, and from.
    * @returns A Promise resolving to an object containing the signed transaction data and other relevant information.
    */
   public async create(options: DeployOptions = {}): Promise<TxExecutionRequest> {
@@ -184,7 +184,7 @@ export class DeployMethod<TContract extends ContractBase = Contract> extends Bas
    * This function extends the 'send' method from the ContractFunctionInteraction class,
    * allowing us to send a transaction specifically for contract deployment.
    *
-   * @param options - An object containing various deployment options such as portalContract, contractAddressSalt, and from.
+   * @param options - An object containing various deployment options such as contractAddressSalt and from.
    * @returns A SentTx object that returns the receipt and the deployed contract instance.
    */
   public override send(options: DeployOptions = {}): DeploySentTx<TContract> {
diff --git a/yarn-project/aztec.js/src/deployment/deploy_instance.ts b/yarn-project/aztec.js/src/deployment/deploy_instance.ts
index c6ff64a99920..fe8ec9ae42d8 100644
--- a/yarn-project/aztec.js/src/deployment/deploy_instance.ts
+++ b/yarn-project/aztec.js/src/deployment/deploy_instance.ts
@@ -11,7 +11,7 @@ import { getDeployerContract } from './protocol_contracts.js';
  */
 export function deployInstance(wallet: Wallet, instance: ContractInstanceWithAddress): ContractFunctionInteraction {
   const deployerContract = getDeployerContract(wallet);
-  const { salt, contractClassId, portalContractAddress, publicKeysHash, deployer } = instance;
+  const { salt, contractClassId, publicKeysHash, deployer } = instance;
   const isUniversalDeploy = deployer.isZero();
   if (!isUniversalDeploy && !wallet.getAddress().equals(deployer)) {
     throw new Error(
@@ -22,7 +22,6 @@ export function deployInstance(wallet: Wallet, instance: ContractInstanceWithAdd
     salt,
     contractClassId,
     instance.initializationHash,
-    portalContractAddress,
     publicKeysHash,
     isUniversalDeploy,
   );
diff --git a/yarn-project/circuit-types/src/interfaces/pxe.ts b/yarn-project/circuit-types/src/interfaces/pxe.ts
index ab72749fe784..9c5ac6a8c697 100644
--- a/yarn-project/circuit-types/src/interfaces/pxe.ts
+++ b/yarn-project/circuit-types/src/interfaces/pxe.ts
@@ -297,7 +297,7 @@ export interface PXE {
   getSyncStatus(): Promise<SyncStatus>;
 
   /**
-   * Returns a Contact Instance given its address, which includes the contract class identifier, portal address,
+   * Returns a Contact Instance given its address, which includes the contract class identifier,
    * initialization hash, deployment salt, and public keys hash.
    * TODO(@spalladino): Should we return the public keys in plain as well here?
    * @param address - Deployment address of the contract.
diff --git a/yarn-project/circuits.js/src/constants.gen.ts b/yarn-project/circuits.js/src/constants.gen.ts
index 6441113ed89e..2f5533f765b1 100644
--- a/yarn-project/circuits.js/src/constants.gen.ts
+++ b/yarn-project/circuits.js/src/constants.gen.ts
@@ -74,15 +74,15 @@ export const REGISTERER_UNCONSTRAINED_FUNCTION_BROADCASTED_MAGIC_VALUE =
   0xe7af816635466f128568edb04c9fa024f6c87fb9010fdbffa68b3d99n;
 export const DEPLOYER_CONTRACT_INSTANCE_DEPLOYED_MAGIC_VALUE =
   0x85864497636cf755ae7bde03f267ce01a520981c21c3682aaf82a631n;
-export const DEPLOYER_CONTRACT_ADDRESS = 0x1b5ecf3d26907648cf737f4304759b8c5850478e839e72f8ce1f5791b286e8f2n;
+export const DEPLOYER_CONTRACT_ADDRESS = 0x24d36d8806d145ee074d1a71502afa0452f9a202e6061d8324573387dab2220fn;
 export const AZTEC_ADDRESS_LENGTH = 1;
 export const DIMENSION_GAS_SETTINGS_LENGTH = 3;
 export const GAS_FEES_LENGTH = 3;
 export const GAS_LENGTH = 3;
 export const GAS_SETTINGS_LENGTH = 1 + 3 * DIMENSION_GAS_SETTINGS_LENGTH;
-export const CALL_CONTEXT_LENGTH = 8 + GAS_SETTINGS_LENGTH + GAS_LENGTH;
+export const CALL_CONTEXT_LENGTH = 7 + GAS_SETTINGS_LENGTH + GAS_LENGTH;
 export const CONTENT_COMMITMENT_LENGTH = 4;
-export const CONTRACT_INSTANCE_LENGTH = 6;
+export const CONTRACT_INSTANCE_LENGTH = 5;
 export const CONTRACT_STORAGE_READ_LENGTH = 2;
 export const CONTRACT_STORAGE_UPDATE_REQUEST_LENGTH = 2;
 export const ETH_ADDRESS_LENGTH = 1;
diff --git a/yarn-project/circuits.js/src/contract/__snapshots__/contract_address.test.ts.snap b/yarn-project/circuits.js/src/contract/__snapshots__/contract_address.test.ts.snap
index cef9ff11261d..ab204be1aaf2 100644
--- a/yarn-project/circuits.js/src/contract/__snapshots__/contract_address.test.ts.snap
+++ b/yarn-project/circuits.js/src/contract/__snapshots__/contract_address.test.ts.snap
@@ -4,10 +4,10 @@ exports[`ContractAddress Address from partial matches Noir 1`] = `"0x0447f893197
 
 exports[`ContractAddress Public key hash matches Noir 1`] = `"0x1923a6246e305720b6aaf751fde0342613e93c82e455c3831e28375c16dd40d8"`;
 
-exports[`ContractAddress computeContractAddressFromInstance 1`] = `"0x027ea2b41ced2ec9a98305984e96dd28518536a4628883ccdc06e38aa8997220"`;
+exports[`ContractAddress computeContractAddressFromInstance 1`] = `"0x199b282e646810bcb33c5b334a21c63de8904e27ddb89ef450c8ae38dd72a19c"`;
 
 exports[`ContractAddress computeInitializationHash 1`] = `Fr<0x109865e4b959adba34b722e72a69baaf9ee78e31bb1042318f0d91006ed86780>`;
 
 exports[`ContractAddress computePartialAddress 1`] = `Fr<0x1923a6246e305720b6aaf751fde0342613e93c82e455c3831e28375c16dd40d8>`;
 
-exports[`ContractAddress computeSaltedInitializationHash 1`] = `Fr<0x25e70e2b5cf1171b74aa1ab4bf1973859a65949a4c83a5365d71434d2062b2b4>`;
+exports[`ContractAddress computeSaltedInitializationHash 1`] = `Fr<0x15cf30c8f37df5115e0cafbccce8f46a86e5e76487d7d9be48e0fd641c46e77c>`;
diff --git a/yarn-project/circuits.js/src/contract/contract_address.test.ts b/yarn-project/circuits.js/src/contract/contract_address.test.ts
index 47a98c800715..f24ce0a12338 100644
--- a/yarn-project/circuits.js/src/contract/contract_address.test.ts
+++ b/yarn-project/circuits.js/src/contract/contract_address.test.ts
@@ -2,7 +2,7 @@ import { ABIParameterVisibility, type FunctionAbi, FunctionType } from '@aztec/f
 import { Fr, Point } from '@aztec/foundation/fields';
 import { setupCustomSnapshotSerializers, updateInlineTestData } from '@aztec/foundation/testing';
 
-import { AztecAddress, EthAddress } from '../index.js';
+import { AztecAddress } from '../index.js';
 import {
   computeContractAddressFromInstance,
   computeContractAddressFromPartial,
@@ -27,7 +27,6 @@ describe('ContractAddress', () => {
     const mockInstance = {
       initializationHash: new Fr(1),
       salt: new Fr(2),
-      portalContractAddress: EthAddress.fromField(new Fr(3)),
       deployer: AztecAddress.fromField(new Fr(4)),
     };
     const result = computeSaltedInitializationHash(mockInstance);
@@ -58,7 +57,6 @@ describe('ContractAddress', () => {
     const salt = new Fr(3n);
     const contractClassId = new Fr(4n);
     const initializationHash = new Fr(5n);
-    const portalContractAddress = EthAddress.fromField(new Fr(6n));
     const deployer = AztecAddress.fromField(new Fr(7));
 
     const address = computeContractAddressFromInstance({
@@ -66,7 +64,6 @@ describe('ContractAddress', () => {
       salt,
       contractClassId,
       initializationHash,
-      portalContractAddress,
       deployer,
       version: 1,
     }).toString();
diff --git a/yarn-project/circuits.js/src/contract/contract_address.ts b/yarn-project/circuits.js/src/contract/contract_address.ts
index 695ef983a543..971f2f29e06f 100644
--- a/yarn-project/circuits.js/src/contract/contract_address.ts
+++ b/yarn-project/circuits.js/src/contract/contract_address.ts
@@ -13,7 +13,7 @@ import { type PublicKey } from '../types/public_key.js';
 /**
  * Returns the deployment address for a given contract instance as defined on the [Protocol Specs](../../../../docs/docs/protocol-specs/addresses-and-keys/specification.md).
  * ```
- * salted_initialization_hash = pedersen([salt, initialization_hash, deployer, portal_contract_address as Field], GENERATOR__SALTED_INITIALIZATION_HASH)
+ * salted_initialization_hash = pedersen([salt, initialization_hash, deployer], GENERATOR__SALTED_INITIALIZATION_HASH)
  * partial_address = pedersen([contract_class_id, salted_initialization_hash], GENERATOR__CONTRACT_PARTIAL_ADDRESS_V1)
  * address = pedersen([public_keys_hash, partial_address], GENERATOR__CONTRACT_ADDRESS_V1)
  * ```
@@ -35,7 +35,7 @@ export function computeContractAddressFromInstance(
  */
 export function computePartialAddress(
   instance:
-    | Pick<ContractInstance, 'contractClassId' | 'initializationHash' | 'salt' | 'portalContractAddress' | 'deployer'>
+    | Pick<ContractInstance, 'contractClassId' | 'initializationHash' | 'salt' | 'deployer'>
     | { contractClassId: Fr; saltedInitializationHash: Fr },
 ): Fr {
   const saltedInitializationHash =
@@ -47,16 +47,13 @@ export function computePartialAddress(
 }
 
 /**
- * Computes the salted initialization hash for an address, defined as the hash of the salt, initialization hash, and portal address.
+ * Computes the salted initialization hash for an address, defined as the hash of the salt and initialization hash.
  * @param instance - Contract instance for which to compute the salted initialization hash.
  */
 export function computeSaltedInitializationHash(
-  instance: Pick<ContractInstance, 'initializationHash' | 'salt' | 'portalContractAddress' | 'deployer'>,
+  instance: Pick<ContractInstance, 'initializationHash' | 'salt' | 'deployer'>,
 ): Fr {
-  return pedersenHash(
-    [instance.salt, instance.initializationHash, instance.deployer, instance.portalContractAddress],
-    GeneratorIndex.PARTIAL_ADDRESS,
-  );
+  return pedersenHash([instance.salt, instance.initializationHash, instance.deployer], GeneratorIndex.PARTIAL_ADDRESS);
 }
 
 /**
diff --git a/yarn-project/circuits.js/src/contract/contract_instance.ts b/yarn-project/circuits.js/src/contract/contract_instance.ts
index 853eff04949c..67f8e700d4f2 100644
--- a/yarn-project/circuits.js/src/contract/contract_instance.ts
+++ b/yarn-project/circuits.js/src/contract/contract_instance.ts
@@ -32,8 +32,6 @@ export function getContractInstanceFromDeployParams(
   const args = opts.constructorArgs ?? [];
   const salt = opts.salt ?? Fr.random();
   const publicKey = opts.publicKey ?? Point.ZERO;
-  // @todo @LHerskind purge
-  const portalContractAddress = EthAddress.ZERO;
   const constructorArtifact = getConstructorArtifact(artifact, opts.constructorArtifact);
   const deployer = opts.deployer ?? AztecAddress.ZERO;
 
@@ -45,7 +43,6 @@ export function getContractInstanceFromDeployParams(
   const instance: ContractInstance = {
     contractClassId,
     initializationHash,
-    portalContractAddress,
     publicKeysHash,
     salt,
     deployer,
diff --git a/yarn-project/circuits.js/src/contract/events/contract_instance_deployed_event.ts b/yarn-project/circuits.js/src/contract/events/contract_instance_deployed_event.ts
index 19de6205fc68..d2e4dd4b18fa 100644
--- a/yarn-project/circuits.js/src/contract/events/contract_instance_deployed_event.ts
+++ b/yarn-project/circuits.js/src/contract/events/contract_instance_deployed_event.ts
@@ -15,7 +15,6 @@ export class ContractInstanceDeployedEvent {
     public readonly salt: Fr,
     public readonly contractClassId: Fr,
     public readonly initializationHash: Fr,
-    public readonly portalContractAddress: EthAddress,
     public readonly publicKeysHash: Fr,
     public readonly deployer: AztecAddress,
   ) {}
@@ -42,7 +41,6 @@ export class ContractInstanceDeployedEvent {
     const salt = reader.readObject(Fr);
     const contractClassId = reader.readObject(Fr);
     const initializationHash = reader.readObject(Fr);
-    const portalContractAddress = EthAddress.fromField(reader.readObject(Fr));
     const publicKeysHash = reader.readObject(Fr);
     const deployer = reader.readObject(AztecAddress);
 
@@ -52,7 +50,6 @@ export class ContractInstanceDeployedEvent {
       salt,
       contractClassId,
       initializationHash,
-      portalContractAddress,
       publicKeysHash,
       deployer,
     );
@@ -68,7 +65,6 @@ export class ContractInstanceDeployedEvent {
       version: this.version,
       contractClassId: this.contractClassId,
       initializationHash: this.initializationHash,
-      portalContractAddress: this.portalContractAddress,
       publicKeysHash: this.publicKeysHash,
       salt: this.salt,
       deployer: this.deployer,
diff --git a/yarn-project/circuits.js/src/structs/__snapshots__/private_call_stack_item.test.ts.snap b/yarn-project/circuits.js/src/structs/__snapshots__/private_call_stack_item.test.ts.snap
index 46d4e2bf80d5..0d8bdba89a2b 100644
--- a/yarn-project/circuits.js/src/structs/__snapshots__/private_call_stack_item.test.ts.snap
+++ b/yarn-project/circuits.js/src/structs/__snapshots__/private_call_stack_item.test.ts.snap
@@ -1,5 +1,5 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`PrivateCallStackItem computes empty item hash 1`] = `Fr<0x24185d8e88fe796dec6e400f3d6c7572cefd85cea80591f268f08a9350992c48>`;
+exports[`PrivateCallStackItem computes empty item hash 1`] = `Fr<0x2d6f5f49069d729642011bb55bd9e050a858bf4b91bda713b74f5c8396396547>`;
 
-exports[`PrivateCallStackItem computes hash 1`] = `Fr<0x2e5307580ef277146cc3c6a9d9210c6e317d9b6a033755f509e6161d0eaf576a>`;
+exports[`PrivateCallStackItem computes hash 1`] = `Fr<0x22e0e53ad59d07c9f671820a5dba7c15bed99a64dfa4d98bb400ef8bf3f82da2>`;
diff --git a/yarn-project/circuits.js/src/structs/__snapshots__/private_circuit_public_inputs.test.ts.snap b/yarn-project/circuits.js/src/structs/__snapshots__/private_circuit_public_inputs.test.ts.snap
index 4e423c22442c..43bebd4c6af5 100644
--- a/yarn-project/circuits.js/src/structs/__snapshots__/private_circuit_public_inputs.test.ts.snap
+++ b/yarn-project/circuits.js/src/structs/__snapshots__/private_circuit_public_inputs.test.ts.snap
@@ -1,5 +1,5 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`PrivateCircuitPublicInputs computes empty inputs hash 1`] = `Fr<0x24ea9ab3fc039778bef8e7212f6a09feec1019db19b449333b523a08b812ee88>`;
+exports[`PrivateCircuitPublicInputs computes empty inputs hash 1`] = `Fr<0x048912d56248af479f8d7ecedbba7092d27741b10075a989e040f8e3242a7a3f>`;
 
-exports[`PrivateCircuitPublicInputs hash matches snapshot 1`] = `Fr<0x144c861f88d1ba68fc7e72f7a578546207bbf785e4a23278601662d85cd25d12>`;
+exports[`PrivateCircuitPublicInputs hash matches snapshot 1`] = `Fr<0x1c090517b606c3439bdc91ad3a7b680a328b2b511c0142f5f424edc83b7a395d>`;
diff --git a/yarn-project/circuits.js/src/structs/__snapshots__/public_call_stack_item.test.ts.snap b/yarn-project/circuits.js/src/structs/__snapshots__/public_call_stack_item.test.ts.snap
index 230870d273c9..4673db84692e 100644
--- a/yarn-project/circuits.js/src/structs/__snapshots__/public_call_stack_item.test.ts.snap
+++ b/yarn-project/circuits.js/src/structs/__snapshots__/public_call_stack_item.test.ts.snap
@@ -1,7 +1,7 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`PublicCallStackItem Computes a callstack item hash 1`] = `"0x0c0d60d424315af5f106a802b250c27c613a9ec1c0f583c6ad806cf22fe66a13"`;
+exports[`PublicCallStackItem Computes a callstack item hash 1`] = `"0x2d70bf7513d49591c2eed7e0753430f8bb279fa104ff90e21146e5cb673d0b28"`;
 
-exports[`PublicCallStackItem Computes a callstack item request hash 1`] = `"0x134d01b778664dbc1ffa953008ce28f72b0cb258533776f10df59a59d791e972"`;
+exports[`PublicCallStackItem Computes a callstack item request hash 1`] = `"0x29a826a3db50807ab493addc36d60d4cf15028e5585d06907fff731810cc5acf"`;
 
-exports[`PublicCallStackItem computes hash 1`] = `Fr<0x2c7d4c31cdb4762c88686417968228c7d102e205e89cb157a34365eef5bfb15c>`;
+exports[`PublicCallStackItem computes hash 1`] = `Fr<0x11ef2920204f44a21779a69fc42e4405238ce0e22f63305fda91616d71b8a01d>`;
diff --git a/yarn-project/circuits.js/src/structs/__snapshots__/public_circuit_public_inputs.test.ts.snap b/yarn-project/circuits.js/src/structs/__snapshots__/public_circuit_public_inputs.test.ts.snap
index 057d7b9aeac2..78af6e0ba913 100644
--- a/yarn-project/circuits.js/src/structs/__snapshots__/public_circuit_public_inputs.test.ts.snap
+++ b/yarn-project/circuits.js/src/structs/__snapshots__/public_circuit_public_inputs.test.ts.snap
@@ -1,5 +1,5 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`PublicCircuitPublicInputs computes empty item hash 1`] = `Fr<0x1092820bc987359300ff136abf020d58218e1b3484e03d756c76e81ac56ccbf7>`;
+exports[`PublicCircuitPublicInputs computes empty item hash 1`] = `Fr<0x02e09d8c4897d560bd4caf05ab45fa22e1d4a251bf5b5e0448310a7f40f7a0b8>`;
 
-exports[`PublicCircuitPublicInputs hash matches snapshot 1`] = `Fr<0x251dcf0ab2afb050857487a1545e99cc12ddd7655154f89b8aab1d7872845173>`;
+exports[`PublicCircuitPublicInputs hash matches snapshot 1`] = `Fr<0x1bda15ae1ec139e92a3036ace0a09ca4f16a302a88d87d4c23cc9a83577610ed>`;
diff --git a/yarn-project/circuits.js/src/structs/call_context.ts b/yarn-project/circuits.js/src/structs/call_context.ts
index b63c0667115d..c6f79ab01d2d 100644
--- a/yarn-project/circuits.js/src/structs/call_context.ts
+++ b/yarn-project/circuits.js/src/structs/call_context.ts
@@ -1,6 +1,5 @@
 import { FunctionSelector } from '@aztec/foundation/abi';
 import { AztecAddress } from '@aztec/foundation/aztec-address';
-import { EthAddress } from '@aztec/foundation/eth-address';
 import { Fr } from '@aztec/foundation/fields';
 import { BufferReader, FieldReader, serializeToBuffer, serializeToFields } from '@aztec/foundation/serialize';
 import { type FieldsOf } from '@aztec/foundation/types';
@@ -9,8 +8,6 @@ import { CALL_CONTEXT_LENGTH } from '../constants.gen.js';
 import { Gas } from './gas.js';
 import { GasSettings } from './gas_settings.js';
 
-// @todo @lherskind Purge the portalContractAddress in here
-
 /**
  * Call context.
  */
@@ -26,10 +23,6 @@ export class CallContext {
      * modified.
      */
     public storageContractAddress: AztecAddress,
-    /**
-     * Address of the portal contract to the storage contract.
-     */
-    public portalContractAddress: EthAddress,
     /**
      * Function selector of the function being called.
      */
@@ -57,14 +50,13 @@ export class CallContext {
   ) {}
 
   /**
-   * Returns a new instance of CallContext with zero msg sender, storage contract address and portal contract address.
-   * @returns A new instance of CallContext with zero msg sender, storage contract address and portal contract address.
+   * Returns a new instance of CallContext with zero msg sender, storage contract address.
+   * @returns A new instance of CallContext with zero msg sender, storage contract address.
    */
   public static empty(): CallContext {
     return new CallContext(
       AztecAddress.ZERO,
       AztecAddress.ZERO,
-      EthAddress.ZERO,
       FunctionSelector.empty(),
       Gas.empty(),
       false,
@@ -79,7 +71,6 @@ export class CallContext {
     return (
       this.msgSender.isZero() &&
       this.storageContractAddress.isZero() &&
-      this.portalContractAddress.isZero() &&
       this.functionSelector.isEmpty() &&
       this.gasLeft.isEmpty() &&
       Fr.ZERO &&
@@ -96,7 +87,6 @@ export class CallContext {
     return [
       fields.msgSender,
       fields.storageContractAddress,
-      fields.portalContractAddress,
       fields.functionSelector,
       fields.gasLeft,
       fields.isDelegateCall,
@@ -135,7 +125,6 @@ export class CallContext {
     return new CallContext(
       reader.readObject(AztecAddress),
       reader.readObject(AztecAddress),
-      reader.readObject(EthAddress),
       reader.readObject(FunctionSelector),
       reader.readObject(Gas),
       reader.readBoolean(),
@@ -151,7 +140,6 @@ export class CallContext {
     return new CallContext(
       reader.readObject(AztecAddress),
       reader.readObject(AztecAddress),
-      reader.readObject(EthAddress),
       reader.readObject(FunctionSelector),
       reader.readObject(Gas),
       reader.readBoolean(),
@@ -166,7 +154,6 @@ export class CallContext {
     return (
       callContext.msgSender.equals(this.msgSender) &&
       callContext.storageContractAddress.equals(this.storageContractAddress) &&
-      callContext.portalContractAddress.equals(this.portalContractAddress) &&
       callContext.functionSelector.equals(this.functionSelector) &&
       callContext.gasLeft.equals(this.gasLeft) &&
       callContext.isDelegateCall === this.isDelegateCall &&
diff --git a/yarn-project/circuits.js/src/structs/kernel/private_call_data.ts b/yarn-project/circuits.js/src/structs/kernel/private_call_data.ts
index 7026461a9976..475b927725ce 100644
--- a/yarn-project/circuits.js/src/structs/kernel/private_call_data.ts
+++ b/yarn-project/circuits.js/src/structs/kernel/private_call_data.ts
@@ -67,10 +67,6 @@ export class PrivateCallData {
       NoteHashReadRequestMembershipWitness,
       typeof MAX_NOTE_HASH_READ_REQUESTS_PER_CALL
     >,
-    /**
-     * The address of the portal contract corresponding to the contract on which the function is being invoked.
-     */
-    public portalContractAddress: Fr,
     /**
      * The hash of the ACIR of the function being invoked.
      */
@@ -95,7 +91,6 @@ export class PrivateCallData {
       fields.saltedInitializationHash,
       fields.functionLeafMembershipWitness,
       fields.noteHashReadRequestMembershipWitnesses,
-      fields.portalContractAddress,
       fields.acirHash,
     ] as const;
   }
@@ -132,7 +127,6 @@ export class PrivateCallData {
       reader.readObject(MembershipWitness.deserializer(FUNCTION_TREE_HEIGHT)),
       reader.readArray(MAX_NOTE_HASH_READ_REQUESTS_PER_CALL, NoteHashReadRequestMembershipWitness),
       reader.readObject(Fr),
-      reader.readObject(Fr),
     );
   }
 }
diff --git a/yarn-project/circuits.js/src/structs/kernel/public_call_data.ts b/yarn-project/circuits.js/src/structs/kernel/public_call_data.ts
index 249bd3fa1a88..3afdf41d3c7c 100644
--- a/yarn-project/circuits.js/src/structs/kernel/public_call_data.ts
+++ b/yarn-project/circuits.js/src/structs/kernel/public_call_data.ts
@@ -23,10 +23,6 @@ export class PublicCallData {
      * Proof of the call stack item execution.
      */
     public readonly proof: Proof,
-    /**
-     * Address of the corresponding portal contract.
-     */
-    public readonly portalContractAddress: Fr,
     /**
      * Hash of the L2 contract bytecode.
      */
@@ -34,13 +30,7 @@ export class PublicCallData {
   ) {}
 
   toBuffer() {
-    return serializeToBuffer(
-      this.callStackItem,
-      this.publicCallStack,
-      this.proof,
-      this.portalContractAddress,
-      this.bytecodeHash,
-    );
+    return serializeToBuffer(this.callStackItem, this.publicCallStack, this.proof, this.bytecodeHash);
   }
 
   static fromBuffer(buffer: BufferReader | Buffer) {
@@ -53,7 +43,6 @@ export class PublicCallData {
       ),
       reader.readObject(Proof),
       reader.readObject(Fr),
-      reader.readObject(Fr),
     );
   }
 }
diff --git a/yarn-project/circuits.js/src/tests/factories.ts b/yarn-project/circuits.js/src/tests/factories.ts
index d6d99d49a5a0..d42c2824dd99 100644
--- a/yarn-project/circuits.js/src/tests/factories.ts
+++ b/yarn-project/circuits.js/src/tests/factories.ts
@@ -410,7 +410,6 @@ export function makeCallContext(seed = 0, overrides: Partial<FieldsOf<CallContex
   return CallContext.from({
     msgSender: makeAztecAddress(seed),
     storageContractAddress: makeAztecAddress(seed + 1),
-    portalContractAddress: makeEthAddress(seed + 2),
     functionSelector: makeSelector(seed + 3),
     gasLeft: gasSettings.getLimits(),
     isStaticCall: false,
@@ -774,7 +773,6 @@ export function makePublicCallData(seed = 1, full = false): PublicCallData {
     makeTuple(MAX_PUBLIC_CALL_STACK_LENGTH_PER_CALL, makeCallRequest, seed + 0x300),
     makeProof(),
     fr(seed + 1),
-    fr(seed + 2),
   );
 
   return publicCallData;
@@ -871,7 +869,6 @@ export function makePrivateCallData(seed = 1): PrivateCallData {
       makeNoteHashReadRequestMembershipWitness,
       seed + 0x70,
     ),
-    portalContractAddress: makeEthAddress(seed + 0x40).toField(),
     acirHash: fr(seed + 0x60),
   });
 }
diff --git a/yarn-project/cli/src/cmds/add_contract.ts b/yarn-project/cli/src/cmds/add_contract.ts
index 612888ae766d..c2023814a068 100644
--- a/yarn-project/cli/src/cmds/add_contract.ts
+++ b/yarn-project/cli/src/cmds/add_contract.ts
@@ -19,7 +19,6 @@ export async function addContract(
   initializationHash: Fr,
   salt: Fr,
   publicKey: Point | undefined,
-  portalAddress: EthAddress | undefined,
   deployer: AztecAddress | undefined,
   debugLogger: DebugLogger,
   log: LogFn,
@@ -30,7 +29,6 @@ export async function addContract(
     salt,
     initializationHash,
     contractClassId: getContractClassFromArtifact(artifact).id,
-    portalContractAddress: portalAddress ?? EthAddress.ZERO,
     publicKeysHash: computePublicKeysHash(publicKey),
     address,
     deployer: deployer ?? AztecAddress.ZERO,
diff --git a/yarn-project/cli/src/cmds/deploy.ts b/yarn-project/cli/src/cmds/deploy.ts
index b937989f981f..101995bd7c14 100644
--- a/yarn-project/cli/src/cmds/deploy.ts
+++ b/yarn-project/cli/src/cmds/deploy.ts
@@ -1,5 +1,5 @@
 import { getSchnorrAccount } from '@aztec/accounts/schnorr';
-import { ContractDeployer, type EthAddress, type Fq, Fr, type Point } from '@aztec/aztec.js';
+import { ContractDeployer, type Fq, Fr, type Point } from '@aztec/aztec.js';
 import { getInitializer } from '@aztec/foundation/abi';
 import { type DebugLogger, type LogFn } from '@aztec/foundation/log';
 
@@ -14,7 +14,6 @@ export async function deploy(
   rpcUrl: string,
   publicKey: Point | undefined,
   rawArgs: any[],
-  portalAddress: EthAddress,
   salt: Fr,
   privateKey: Fq,
   initializer: string | undefined,
@@ -50,7 +49,6 @@ export async function deploy(
 
   const deploy = deployer.deploy(...args);
 
-  // @todo @lherskind purge properly. Currently we still have the portal address in the arguments
   await deploy.create({ contractAddressSalt: salt });
   const tx = deploy.send({ contractAddressSalt: salt });
   const txHash = await tx.getTxHash();
diff --git a/yarn-project/cli/src/index.ts b/yarn-project/cli/src/index.ts
index 607ebb9f44fe..e19d7bf3db7c 100644
--- a/yarn-project/cli/src/index.ts
+++ b/yarn-project/cli/src/index.ts
@@ -164,11 +164,6 @@ export function getProgram(log: LogFn, debugLogger: DebugLogger): Command {
       'Optional encryption public key for this address. Set this value only if this contract is expected to receive private notes, which will be encrypted using this public key.',
       parsePublicKey,
     )
-    .option(
-      '-p, --portal-address <hex string>',
-      'Optional L1 portal address to link the contract to.',
-      parseEthereumAddress,
-    )
     .option(
       '-s, --salt <hex string>',
       'Optional deployment salt as a hex string for generating the deployment address.',
@@ -179,29 +174,23 @@ export function getProgram(log: LogFn, debugLogger: DebugLogger): Command {
     // `options.wait` is default true. Passing `--no-wait` will set it to false.
     // https://github.com/tj/commander.js#other-option-types-negatable-boolean-and-booleanvalue
     .option('--no-wait', 'Skip waiting for the contract to be deployed. Print the hash of deployment transaction')
-    .action(
-      async (
+    .action(async (artifactPath, { json, rpcUrl, publicKey, args: rawArgs, salt, wait, privateKey, initializer }) => {
+      const { deploy } = await import('./cmds/deploy.js');
+      await deploy(
         artifactPath,
-        { json, rpcUrl, publicKey, args: rawArgs, portalAddress, salt, wait, privateKey, initializer },
-      ) => {
-        const { deploy } = await import('./cmds/deploy.js');
-        await deploy(
-          artifactPath,
-          json,
-          rpcUrl,
-          publicKey,
-          rawArgs,
-          portalAddress,
-          salt,
-          privateKey,
-          initializer,
-          wait,
-          debugLogger,
-          log,
-          logJson,
-        );
-      },
-    );
+        json,
+        rpcUrl,
+        publicKey,
+        rawArgs,
+        salt,
+        privateKey,
+        initializer,
+        wait,
+        debugLogger,
+        log,
+        logJson,
+      );
+    });
 
   program
     .command('check-deploy')
@@ -230,7 +219,6 @@ export function getProgram(log: LogFn, debugLogger: DebugLogger): Command {
     .requiredOption('--init-hash <init hash>', 'Initialization hash', parseFieldFromHexString)
     .option('--salt <salt>', 'Optional deployment salt', parseFieldFromHexString)
     .option('-p, --public-key <public key>', 'Optional public key for this contract', parsePublicKey)
-    .option('--portal-address <address>', 'Optional address to a portal contract on L1', parseEthereumAddress)
     .option('--deployer-address <address>', 'Optional address of the contract deployer', parseAztecAddress)
     .addOption(pxeOption)
     .action(async options => {
@@ -242,7 +230,6 @@ export function getProgram(log: LogFn, debugLogger: DebugLogger): Command {
         options.initHash,
         options.salt ?? Fr.ZERO,
         options.publicKey,
-        options.portalContract,
         options.deployerAddress,
         debugLogger,
         log,
diff --git a/yarn-project/end-to-end/src/e2e_blacklist_token_contract.test.ts b/yarn-project/end-to-end/src/e2e_blacklist_token_contract.test.ts
index 592240844530..023fafb8cd12 100644
--- a/yarn-project/end-to-end/src/e2e_blacklist_token_contract.test.ts
+++ b/yarn-project/end-to-end/src/e2e_blacklist_token_contract.test.ts
@@ -401,7 +401,6 @@ describe('e2e_blacklist_token_contract', () => {
         });
 
         it('mint <u128 but recipient balance >u128', async () => {
-          // @todo @LHerskind this one don't make sense. It fails because of total supply overflowing.
           const amount = 2n ** 128n - tokenSim.balanceOfPrivate(wallets[0].getAddress());
           expect(amount).toBeLessThan(2n ** 128n);
           await expect(asset.methods.mint_private(amount, secretHash).prove()).rejects.toThrow(U128_OVERFLOW_ERROR);
diff --git a/yarn-project/end-to-end/src/flakey_e2e_deploy_contract/contract_class_registration.test.ts b/yarn-project/end-to-end/src/flakey_e2e_deploy_contract/contract_class_registration.test.ts
index e1ad4e07dab0..ac5c67d947d0 100644
--- a/yarn-project/end-to-end/src/flakey_e2e_deploy_contract/contract_class_registration.test.ts
+++ b/yarn-project/end-to-end/src/flakey_e2e_deploy_contract/contract_class_registration.test.ts
@@ -140,7 +140,6 @@ describe('e2e_deploy_contract contract class registration', () => {
           expect(deployed!.address).toEqual(instance.address);
           expect(deployed!.contractClassId).toEqual(contractClass.id);
           expect(deployed!.initializationHash).toEqual(instance.initializationHash);
-          expect(deployed!.portalContractAddress).toEqual(instance.portalContractAddress);
           expect(deployed!.publicKeysHash).toEqual(instance.publicKeysHash);
           expect(deployed!.salt).toEqual(instance.salt);
           expect(deployed!.deployer).toEqual(instance.deployer);
diff --git a/yarn-project/end-to-end/src/flakey_e2e_deploy_contract/legacy.test.ts b/yarn-project/end-to-end/src/flakey_e2e_deploy_contract/legacy.test.ts
index b46128b7995f..d920d5913384 100644
--- a/yarn-project/end-to-end/src/flakey_e2e_deploy_contract/legacy.test.ts
+++ b/yarn-project/end-to-end/src/flakey_e2e_deploy_contract/legacy.test.ts
@@ -85,18 +85,6 @@ describe('e2e_deploy_contract legacy', () => {
     await expect(deployer.deploy().send({ contractAddressSalt }).wait()).rejects.toThrow(/dropped/);
   }, 60_000);
 
-  it('should deploy a contract connected to a portal contract', async () => {
-    const deployer = new ContractDeployer(TestContractArtifact, wallet);
-    const portalContract = EthAddress.random();
-
-    // ContractDeployer was instantiated with wallet so we don't have to pass it to wait(...)
-    const receipt = await deployer.deploy().send().wait();
-    const address = receipt.contract.address;
-
-    const expectedPortal = portalContract.toString();
-    expect((await pxe.getContractInstance(address))?.portalContractAddress.toString()).toEqual(expectedPortal);
-  }, 60_000);
-
   it('should not deploy a contract which failed the public part of the execution', async () => {
     // This test requires at least another good transaction to go through in the same block as the bad one.
     const artifact = TokenContractArtifact;
diff --git a/yarn-project/noir-protocol-circuits-types/src/__snapshots__/noir_test_gen.test.ts.snap b/yarn-project/noir-protocol-circuits-types/src/__snapshots__/noir_test_gen.test.ts.snap
index cd7b3714098d..76cb749adc98 100644
--- a/yarn-project/noir-protocol-circuits-types/src/__snapshots__/noir_test_gen.test.ts.snap
+++ b/yarn-project/noir-protocol-circuits-types/src/__snapshots__/noir_test_gen.test.ts.snap
@@ -4366,12 +4366,11 @@ exports[`Data generation for noir tests Computes contract info for defaultContra
   artifact_hash: 0x0000000000000000000000000000000000000000000000000000000000003039,
   public_bytecode_commitment: 0x129a3438653fe147133b2c274757920e37896305e7664c8c1eb380be3efd5fed,
   private_functions_root: 0x19a3cc0b714976fb35d58b684ba36e86f82bac8b87517904a2727e5113fb4cba,
-  address: AztecAddress { inner: 0x17f7ff235e2548b437b7ef33cdf96c99346753b27d22787c1aa5287cdbad39ee },
-  partial_address: PartialAddress { inner: 0x23a6933a485200a8d34b9929d61868c9635793f878d67ce86a1b1355c0ab0d47 },
-  portal_contract_address: EthAddress { inner: 0x0000000000000000000000000000000000005ba0 },
+  address: AztecAddress { inner: 0x016d0a88aab5771406776bd76d91bdbb53b6b5f08d462fbe1c253b9b80ed9a49 },
+  partial_address: PartialAddress { inner: 0x30248868d815221789c5f173462ee99637ac9748000d31c5f311dbc3d996eb71 },
   contract_class_id: ContractClassId { inner: 0x0ce2a998337b1e6da1ac1d802a8bb9e10b7d705d210e61efb9642855009814a6 },
   public_keys_hash: PublicKeysHash { inner: 0x000000000000000000000000000000000000000000000000000000000000b26e },
-  salted_initialization_hash: SaltedInitializationHash { inner: 0x0b095458845137ebf1e6061c8c0ba1d907241a3b56dc1d3e73d2fea78f04a036 },
+  salted_initialization_hash: SaltedInitializationHash { inner: 0x25765504545d2cdaaa6544eb24bc78a3e20384452f2525669f196a1a42f45906 },
   deployer: AztecAddress { inner: 0x0000000000000000000000000000000000000000000000000000000000000000 }
 }"
 `;
@@ -4382,12 +4381,11 @@ exports[`Data generation for noir tests Computes contract info for parentContrac
   artifact_hash: 0x00000000000000000000000000000000000000000000000000000000000004bc,
   public_bytecode_commitment: 0x1435ed970b275bebf95de3df53f23f3d2e97c9b54cf442bb03a3fa17a0ee3cd7,
   private_functions_root: 0x2c1c949cb226995de94b7b8b5aeaab440739f2dfeb06d358441f60932cf243a7,
-  address: AztecAddress { inner: 0x1a20abed0eeb77fbcf0dd6ba6e9d9fd18b649277b9aea88014e1e9e39646b1b3 },
-  partial_address: PartialAddress { inner: 0x127bbd73a3cf497fb2d85342571695d894985b449a9343eec55485e9cbc514f8 },
-  portal_contract_address: EthAddress { inner: 0x0000000000000000000000000000000000000913 },
+  address: AztecAddress { inner: 0x20d7d91c4a7ccea4fdf3cfcdf23e08d392d6fa6e2ef450e7b904307b814bc83b },
+  partial_address: PartialAddress { inner: 0x20ac96f5da24137797077661d4222c8caf97d2d3fdeadbf4cad8f529a96eb610 },
   contract_class_id: ContractClassId { inner: 0x1f1f963a350e2c883cc6730c19fc5d5b47a40694d805cbb0720fa76fe295df90 },
   public_keys_hash: PublicKeysHash { inner: 0x00000000000000000000000000000000000000000000000000000000000011c1 },
-  salted_initialization_hash: SaltedInitializationHash { inner: 0x04643e65513869350552499ed3412df59540dffe3cd698203deee8900b53bcec },
+  salted_initialization_hash: SaltedInitializationHash { inner: 0x0b1d457cdacb66e76eccb29a4e34dff5ae10b9d3d2f0d85b59aa8cf68bd1cf86 },
   deployer: AztecAddress { inner: 0x0000000000000000000000000000000000000000000000000000000000000000 }
 }"
 `;
diff --git a/yarn-project/noir-protocol-circuits-types/src/noir_test_gen.test.ts b/yarn-project/noir-protocol-circuits-types/src/noir_test_gen.test.ts
index 6453b0313e0e..39fa16abc551 100644
--- a/yarn-project/noir-protocol-circuits-types/src/noir_test_gen.test.ts
+++ b/yarn-project/noir-protocol-circuits-types/src/noir_test_gen.test.ts
@@ -22,12 +22,11 @@ describe('Data generation for noir tests', () => {
   setupCustomSnapshotSerializers(expect);
 
   type FixtureContractData = Omit<ContractClass, 'version' | 'publicFunctions'> &
-    Pick<ContractInstance, 'publicKeysHash' | 'portalContractAddress' | 'salt'> &
+    Pick<ContractInstance, 'publicKeysHash' | 'salt'> &
     Pick<ContractClass, 'privateFunctions'> & { toString: () => string };
 
   const defaultContract: FixtureContractData = {
     artifactHash: new Fr(12345),
-    portalContractAddress: EthAddress.fromField(new Fr(23456)),
     packedBytecode: Buffer.from([3, 4, 5, 6, 7]),
     publicKeysHash: new Fr(45678),
     salt: new Fr(56789),
@@ -40,7 +39,6 @@ describe('Data generation for noir tests', () => {
 
   const parentContract: FixtureContractData = {
     artifactHash: new Fr(1212),
-    portalContractAddress: EthAddress.fromField(new Fr(2323)),
     packedBytecode: Buffer.from([3, 4, 3, 4]),
     publicKeysHash: new Fr(4545),
     salt: new Fr(5656),
@@ -75,7 +73,6 @@ describe('Data generation for noir tests', () => {
         private_functions_root: privateFunctionsRoot.toString(),
         address: `AztecAddress { inner: ${address.toString()} }`,
         partial_address: `PartialAddress { inner: ${partialAddress.toString()} }`,
-        portal_contract_address: `EthAddress { inner: ${contract.portalContractAddress.toString()} }`,
         contract_class_id: `ContractClassId { inner: ${contractClassId.toString()} }`,
         public_keys_hash: `PublicKeysHash { inner: ${contract.publicKeysHash.toString()} }`,
         salted_initialization_hash: `SaltedInitializationHash { inner: ${saltedInitializationHash.toString()} }`,
diff --git a/yarn-project/noir-protocol-circuits-types/src/type_conversion.ts b/yarn-project/noir-protocol-circuits-types/src/type_conversion.ts
index d69b24594e0d..a20cd0ba705b 100644
--- a/yarn-project/noir-protocol-circuits-types/src/type_conversion.ts
+++ b/yarn-project/noir-protocol-circuits-types/src/type_conversion.ts
@@ -431,7 +431,6 @@ export function mapCallContextFromNoir(callContext: CallContextNoir): CallContex
   return new CallContext(
     mapAztecAddressFromNoir(callContext.msg_sender),
     mapAztecAddressFromNoir(callContext.storage_contract_address),
-    mapEthAddressFromNoir(callContext.portal_contract_address),
     mapFunctionSelectorFromNoir(callContext.function_selector),
     mapGasFromNoir(callContext.gas_left),
     callContext.is_delegate_call,
@@ -451,7 +450,6 @@ export function mapCallContextToNoir(callContext: CallContext): CallContextNoir
   return {
     msg_sender: mapAztecAddressToNoir(callContext.msgSender),
     storage_contract_address: mapAztecAddressToNoir(callContext.storageContractAddress),
-    portal_contract_address: mapEthAddressToNoir(callContext.portalContractAddress),
     function_selector: mapFunctionSelectorToNoir(callContext.functionSelector),
     gas_left: mapGasToNoir(callContext.gasLeft),
     is_delegate_call: callContext.isDelegateCall,
@@ -821,8 +819,6 @@ export function mapPrivateCallDataToNoir(privateCallData: PrivateCallData): Priv
     contract_class_public_bytecode_commitment: mapFieldToNoir(privateCallData.contractClassPublicBytecodeCommitment),
     public_keys_hash: mapWrappedFieldToNoir(privateCallData.publicKeysHash),
     salted_initialization_hash: mapWrappedFieldToNoir(privateCallData.saltedInitializationHash),
-    //TODO this seems like the wrong type in circuits.js
-    portal_contract_address: mapEthAddressToNoir(EthAddress.fromField(privateCallData.portalContractAddress)),
     acir_hash: mapFieldToNoir(privateCallData.acirHash),
   };
 }
@@ -1648,7 +1644,6 @@ export function mapPublicCallDataToNoir(publicCall: PublicCallData): PublicCallD
     call_stack_item: mapPublicCallStackItemToNoir(publicCall.callStackItem),
     public_call_stack: mapTuple(publicCall.publicCallStack, mapCallRequestToNoir),
     proof: {},
-    portal_contract_address: mapEthAddressToNoir(EthAddress.fromField(publicCall.portalContractAddress)),
     bytecode_hash: mapFieldToNoir(publicCall.bytecodeHash),
   };
 }
diff --git a/yarn-project/pxe/src/contract_data_oracle/index.ts b/yarn-project/pxe/src/contract_data_oracle/index.ts
index eaf53cb9be6f..4dbf3ebcdec3 100644
--- a/yarn-project/pxe/src/contract_data_oracle/index.ts
+++ b/yarn-project/pxe/src/contract_data_oracle/index.ts
@@ -52,20 +52,6 @@ export class ContractDataOracle {
     return tree.getArtifact();
   }
 
-  /**
-   * Retrieve the portal contract address associated with the given contract address.
-   * This function searches for the corresponding contract tree in the local cache and returns the portal contract address.
-   * If the contract tree is not found in the cache, it fetches the contract data from the database and creates a new ContractTree instance.
-   * Throws an error if the contract address is not found in the database.
-   *
-   * @param contractAddress - The AztecAddress of the contract whose portal contract address needs to be retrieved.
-   * @returns A Promise that resolves to the portal contract address.
-   */
-  public async getPortalContractAddress(contractAddress: AztecAddress) {
-    const instance = await this.getContractInstance(contractAddress);
-    return instance.portalContractAddress;
-  }
-
   /**
    * Retrieves the artifact of a specified function within a given contract.
    * The function is identified by its selector, which is a unique code generated from the function's signature.
diff --git a/yarn-project/pxe/src/kernel_prover/kernel_prover.ts b/yarn-project/pxe/src/kernel_prover/kernel_prover.ts
index 1632ebc31643..c2292f638bc5 100644
--- a/yarn-project/pxe/src/kernel_prover/kernel_prover.ts
+++ b/yarn-project/pxe/src/kernel_prover/kernel_prover.ts
@@ -208,7 +208,6 @@ export class KernelProver {
     noteHashReadRequestMembershipWitnesses: NoteHashReadRequestMembershipWitness[],
   ) {
     const { contractAddress, functionData, publicInputs } = callStackItem;
-    const { portalContractAddress } = publicInputs.callContext;
 
     // Pad with empty items to reach max/const length expected by circuit.
     const privateCallStack = padArrayEnd(
@@ -251,7 +250,6 @@ export class KernelProver {
         i => noteHashReadRequestMembershipWitnesses[i],
         0,
       ),
-      portalContractAddress: portalContractAddress.toField(),
       acirHash,
     });
   }
diff --git a/yarn-project/pxe/src/pxe_service/pxe_service.ts b/yarn-project/pxe/src/pxe_service/pxe_service.ts
index 8d0e08d76f96..f98e08209223 100644
--- a/yarn-project/pxe/src/pxe_service/pxe_service.ts
+++ b/yarn-project/pxe/src/pxe_service/pxe_service.ts
@@ -518,10 +518,10 @@ export class PXEService implements PXE {
 
   /**
    * Retrieves the simulation parameters required to run an ACIR simulation.
-   * This includes the contract address, function artifact, portal contract address, and historical tree roots.
+   * This includes the contract address, function artifact, and historical tree roots.
    *
    * @param execRequest - The transaction request object containing details of the contract call.
-   * @returns An object containing the contract address, function artifact, portal contract address, and historical tree roots.
+   * @returns An object containing the contract address, function artifact, and historical tree roots.
    */
   async #getSimulationParameters(execRequest: FunctionCall | TxExecutionRequest) {
     const contractAddress = (execRequest as FunctionCall).to ?? (execRequest as TxExecutionRequest).origin;
@@ -533,16 +533,13 @@ export class PXEService implements PXE {
       contractAddress,
       execRequest.functionData.selector,
     );
-    // @todo @LHerskind purge 
-    const portalContract = await this.contractDataOracle.getPortalContractAddress(contractAddress);
 
     return {
       contractAddress,
       functionArtifact: {
         ...functionArtifact,
         debug,
-      },
-      portalContract,
+      }
     };
   }
 
diff --git a/yarn-project/pxe/src/simulator_oracle/index.ts b/yarn-project/pxe/src/simulator_oracle/index.ts
index d5ba6c1a032d..918f90079329 100644
--- a/yarn-project/pxe/src/simulator_oracle/index.ts
+++ b/yarn-project/pxe/src/simulator_oracle/index.ts
@@ -118,10 +118,6 @@ export class SimulatorOracle implements DBOracle {
     return artifact && getFunctionArtifactWithDebugMetadata(artifact, functionName);
   }
 
-  async getPortalContractAddress(contractAddress: AztecAddress): Promise<EthAddress> {
-    return await this.contractDataOracle.getPortalContractAddress(contractAddress);
-  }
-
   /**
    * Fetches a message from the db, given its key.
    * @param contractAddress - Address of a contract by which the message was emitted.
diff --git a/yarn-project/simulator/src/acvm/oracle/oracle.ts b/yarn-project/simulator/src/acvm/oracle/oracle.ts
index 2b967a7c98bd..2e79154c2348 100644
--- a/yarn-project/simulator/src/acvm/oracle/oracle.ts
+++ b/yarn-project/simulator/src/acvm/oracle/oracle.ts
@@ -67,7 +67,6 @@ export class Oracle {
       instance.deployer,
       instance.contractClassId,
       instance.initializationHash,
-      instance.portalContractAddress,
       instance.publicKeysHash,
     ].map(toACVMField);
   }
diff --git a/yarn-project/simulator/src/avm/avm_execution_environment.ts b/yarn-project/simulator/src/avm/avm_execution_environment.ts
index def966f15ed2..3d26ff7a1757 100644
--- a/yarn-project/simulator/src/avm/avm_execution_environment.ts
+++ b/yarn-project/simulator/src/avm/avm_execution_environment.ts
@@ -1,7 +1,6 @@
 import { FunctionSelector, type GasSettings, type GlobalVariables, type Header } from '@aztec/circuits.js';
 import { computeVarArgsHash } from '@aztec/circuits.js/hash';
 import { type AztecAddress } from '@aztec/foundation/aztec-address';
-import { type EthAddress } from '@aztec/foundation/eth-address';
 import { type Fr } from '@aztec/foundation/fields';
 
 export class AvmContextInputs {
@@ -24,7 +23,6 @@ export class AvmExecutionEnvironment {
     public readonly address: AztecAddress,
     public readonly storageAddress: AztecAddress,
     public readonly sender: AztecAddress,
-    public readonly portal: EthAddress,
     public readonly feePerL1Gas: Fr,
     public readonly feePerL2Gas: Fr,
     public readonly feePerDaGas: Fr,
@@ -57,7 +55,6 @@ export class AvmExecutionEnvironment {
       targetAddress,
       /*storageAddress=*/ targetAddress,
       this.address,
-      this.portal,
       this.feePerL1Gas,
       this.feePerL2Gas,
       this.feePerDaGas,
@@ -82,7 +79,6 @@ export class AvmExecutionEnvironment {
       address,
       /*storageAddress=*/ address,
       this.sender,
-      this.portal,
       this.feePerL1Gas,
       this.feePerL2Gas,
       this.feePerDaGas,
@@ -107,7 +103,6 @@ export class AvmExecutionEnvironment {
       address,
       this.storageAddress,
       this.sender,
-      this.portal,
       this.feePerL1Gas,
       this.feePerL2Gas,
       this.feePerDaGas,
diff --git a/yarn-project/simulator/src/avm/avm_gas.ts b/yarn-project/simulator/src/avm/avm_gas.ts
index 77ee61739966..5d7bae105141 100644
--- a/yarn-project/simulator/src/avm/avm_gas.ts
+++ b/yarn-project/simulator/src/avm/avm_gas.ts
@@ -79,7 +79,6 @@ export const GasCosts: Record<Opcode, Gas | typeof DynamicGasCost> = {
   [Opcode.ADDRESS]: TemporaryDefaultGasCost,
   [Opcode.STORAGEADDRESS]: TemporaryDefaultGasCost,
   [Opcode.SENDER]: TemporaryDefaultGasCost,
-  [Opcode.PORTAL]: TemporaryDefaultGasCost,
   [Opcode.FEEPERL1GAS]: TemporaryDefaultGasCost,
   [Opcode.FEEPERL2GAS]: TemporaryDefaultGasCost,
   [Opcode.FEEPERDAGAS]: TemporaryDefaultGasCost,
diff --git a/yarn-project/simulator/src/avm/avm_simulator.test.ts b/yarn-project/simulator/src/avm/avm_simulator.test.ts
index 1bfdb707250d..3a5ee2743319 100644
--- a/yarn-project/simulator/src/avm/avm_simulator.test.ts
+++ b/yarn-project/simulator/src/avm/avm_simulator.test.ts
@@ -767,7 +767,6 @@ describe('AVM simulator: transpiled Noir contracts', () => {
         deployer: AztecAddress.fromBigInt(0x456n),
         contractClassId: new Fr(0x789),
         initializationHash: new Fr(0x101112),
-        portalContractAddress: EthAddress.fromField(new Fr(0x131415)),
         publicKeysHash: new Fr(0x161718),
       };
 
diff --git a/yarn-project/simulator/src/avm/fixtures/index.ts b/yarn-project/simulator/src/avm/fixtures/index.ts
index ef9233bb686f..2800a605bb32 100644
--- a/yarn-project/simulator/src/avm/fixtures/index.ts
+++ b/yarn-project/simulator/src/avm/fixtures/index.ts
@@ -56,7 +56,6 @@ export function initExecutionEnvironment(overrides?: Partial<AvmExecutionEnviron
     overrides?.address ?? AztecAddress.zero(),
     overrides?.storageAddress ?? AztecAddress.zero(),
     overrides?.sender ?? AztecAddress.zero(),
-    overrides?.portal ?? EthAddress.ZERO,
     overrides?.feePerL1Gas ?? Fr.zero(),
     overrides?.feePerL2Gas ?? Fr.zero(),
     overrides?.feePerDaGas ?? Fr.zero(),
diff --git a/yarn-project/simulator/src/avm/opcodes/contract.test.ts b/yarn-project/simulator/src/avm/opcodes/contract.test.ts
index 8b5c2dc021be..b993a84eb47a 100644
--- a/yarn-project/simulator/src/avm/opcodes/contract.test.ts
+++ b/yarn-project/simulator/src/avm/opcodes/contract.test.ts
@@ -1,4 +1,4 @@
-import { AztecAddress, EthAddress, Fr } from '@aztec/circuits.js';
+import { AztecAddress, Fr } from '@aztec/circuits.js';
 
 import { type DeepMockProxy, mockDeep } from 'jest-mock-extended';
 
@@ -47,7 +47,6 @@ describe('Contract opcodes', () => {
         salt: new Fr(20),
         contractClassId: new Fr(30),
         initializationHash: new Fr(40),
-        portalContractAddress: EthAddress.random(),
         publicKeysHash: new Fr(50),
         deployer: AztecAddress.random(),
       };
@@ -56,14 +55,13 @@ describe('Contract opcodes', () => {
 
       await new GetContractInstance(/*indirect=*/ 0, /*addressOffset=*/ 0, /*dstOffset=*/ 1).execute(context);
 
-      const actual = context.machineState.memory.getSlice(1, 7);
+      const actual = context.machineState.memory.getSlice(1, 6);
       expect(actual).toEqual([
         new Field(1), // found
         new Field(contractInstance.salt),
         new Field(contractInstance.deployer),
         new Field(contractInstance.contractClassId),
         new Field(contractInstance.initializationHash),
-        new Field(contractInstance.portalContractAddress.toField()),
         new Field(contractInstance.publicKeysHash),
       ]);
     });
@@ -74,7 +72,7 @@ describe('Contract opcodes', () => {
 
       await new GetContractInstance(/*indirect=*/ 0, /*addressOffset=*/ 0, /*dstOffset=*/ 1).execute(context);
 
-      const actual = context.machineState.memory.getSlice(1, 7);
+      const actual = context.machineState.memory.getSlice(1, 6);
       expect(actual).toEqual([
         new Field(0), // found
         new Field(0),
@@ -82,7 +80,6 @@ describe('Contract opcodes', () => {
         new Field(0),
         new Field(0),
         new Field(0),
-        new Field(0),
       ]);
     });
   });
diff --git a/yarn-project/simulator/src/avm/opcodes/contract.ts b/yarn-project/simulator/src/avm/opcodes/contract.ts
index 5e24dcf0d508..a0b41705bfd9 100644
--- a/yarn-project/simulator/src/avm/opcodes/contract.ts
+++ b/yarn-project/simulator/src/avm/opcodes/contract.ts
@@ -39,7 +39,6 @@ export class GetContractInstance extends Instruction {
             new Field(0),
             new Field(0),
             new Field(0),
-            new Field(0),
           ]
         : [
             new Fr(1), // found
@@ -47,7 +46,6 @@ export class GetContractInstance extends Instruction {
             instance.deployer.toField(),
             instance.contractClassId,
             instance.initializationHash,
-            instance.portalContractAddress.toField(),
             instance.publicKeysHash,
           ].map(f => new Field(f));
 
diff --git a/yarn-project/simulator/src/avm/opcodes/environment_getters.test.ts b/yarn-project/simulator/src/avm/opcodes/environment_getters.test.ts
index 96818cd7a71c..7eaff3e408d2 100644
--- a/yarn-project/simulator/src/avm/opcodes/environment_getters.test.ts
+++ b/yarn-project/simulator/src/avm/opcodes/environment_getters.test.ts
@@ -8,7 +8,6 @@ import {
   FeePerDAGas,
   FeePerL1Gas,
   FeePerL2Gas,
-  Portal,
   Sender,
   StorageAddress,
   Timestamp,
@@ -16,7 +15,6 @@ import {
 } from './environment_getters.js';
 
 type EnvInstruction =
-  | typeof Portal
   | typeof FeePerL1Gas
   | typeof FeePerL2Gas
   | typeof FeePerDAGas
@@ -24,7 +22,6 @@ type EnvInstruction =
   | typeof StorageAddress
   | typeof Address;
 describe.each([
-  [Portal, 'portal'],
   [FeePerL1Gas, 'feePerL1Gas'],
   [FeePerL2Gas, 'feePerL2Gas'],
   [FeePerDAGas, 'feePerDaGas'],
diff --git a/yarn-project/simulator/src/avm/opcodes/environment_getters.ts b/yarn-project/simulator/src/avm/opcodes/environment_getters.ts
index b105fd20d776..d9316c03ca82 100644
--- a/yarn-project/simulator/src/avm/opcodes/environment_getters.ts
+++ b/yarn-project/simulator/src/avm/opcodes/environment_getters.ts
@@ -68,15 +68,6 @@ export class FeePerDAGas extends EnvironmentGetterInstruction {
   }
 }
 
-export class Portal extends EnvironmentGetterInstruction {
-  static type: string = 'PORTAL';
-  static readonly opcode: Opcode = Opcode.PORTAL;
-
-  protected getEnvironmentValue(env: AvmExecutionEnvironment) {
-    return env.portal.toField();
-  }
-}
-
 export class ChainId extends EnvironmentGetterInstruction {
   static type: string = 'CHAINID';
   static readonly opcode: Opcode = Opcode.CHAINID;
diff --git a/yarn-project/simulator/src/avm/serialization/bytecode_serialization.ts b/yarn-project/simulator/src/avm/serialization/bytecode_serialization.ts
index 6a95dac7fed4..d3245a24d5bd 100644
--- a/yarn-project/simulator/src/avm/serialization/bytecode_serialization.ts
+++ b/yarn-project/simulator/src/avm/serialization/bytecode_serialization.ts
@@ -33,7 +33,6 @@ import {
   NoteHashExists,
   NullifierExists,
   Or,
-  Portal,
   Return,
   Revert,
   SLoad,
@@ -82,7 +81,6 @@ const INSTRUCTION_SET = () =>
     [Address.opcode, Address],
     [StorageAddress.opcode, StorageAddress],
     [Sender.opcode, Sender],
-    [Portal.opcode, Portal],
     [FeePerL1Gas.opcode, FeePerL1Gas],
     [FeePerL2Gas.opcode, FeePerL2Gas],
     [FeePerDAGas.opcode, FeePerDAGas],
diff --git a/yarn-project/simulator/src/avm/serialization/instruction_serialization.ts b/yarn-project/simulator/src/avm/serialization/instruction_serialization.ts
index 6f5bb70eb41b..6dcc877194d1 100644
--- a/yarn-project/simulator/src/avm/serialization/instruction_serialization.ts
+++ b/yarn-project/simulator/src/avm/serialization/instruction_serialization.ts
@@ -27,7 +27,6 @@ export enum Opcode {
   ADDRESS,
   STORAGEADDRESS,
   SENDER,
-  PORTAL,
   FEEPERL1GAS,
   FEEPERL2GAS,
   FEEPERDAGAS,
diff --git a/yarn-project/simulator/src/client/client_execution_context.ts b/yarn-project/simulator/src/client/client_execution_context.ts
index 5d7d33375b47..c76b1699a4f2 100644
--- a/yarn-project/simulator/src/client/client_execution_context.ts
+++ b/yarn-project/simulator/src/client/client_execution_context.ts
@@ -12,6 +12,7 @@ import {
 } from '@aztec/circuit-types';
 import {
   CallContext,
+  EthAddress,
   FunctionData,
   FunctionSelector,
   type Header,
@@ -385,7 +386,7 @@ export class ClientExecutionContext extends ViewDataOracle {
 
     const derivedTxContext = new TxContext(false, false, this.txContext.chainId, this.txContext.version);
 
-    const derivedCallContext = await this.deriveCallContext(
+    const derivedCallContext = this.deriveCallContext(
       targetContractAddress,
       targetArtifact,
       sideEffectCounter,
@@ -446,7 +447,7 @@ export class ClientExecutionContext extends ViewDataOracle {
     isStaticCall = isStaticCall || this.callContext.isStaticCall;
 
     const targetArtifact = await this.db.getFunctionArtifact(targetContractAddress, functionSelector);
-    const derivedCallContext = await this.deriveCallContext(
+    const derivedCallContext = this.deriveCallContext(
       targetContractAddress,
       targetArtifact,
       sideEffectCounter,
@@ -484,18 +485,16 @@ export class ClientExecutionContext extends ViewDataOracle {
    * @param isStaticCall - Whether the call is a static call.
    * @returns The derived call context.
    */
-  private async deriveCallContext(
+  private deriveCallContext(
     targetContractAddress: AztecAddress,
     targetArtifact: FunctionArtifact,
     startSideEffectCounter: number,
     isDelegateCall = false,
     isStaticCall = false,
   ) {
-    const portalContractAddress = await this.db.getPortalContractAddress(targetContractAddress);
     return new CallContext(
       isDelegateCall ? this.callContext.msgSender : this.contractAddress,
       isDelegateCall ? this.contractAddress : targetContractAddress,
-      portalContractAddress,
       FunctionSelector.fromNameAndParameters(targetArtifact.name, targetArtifact.parameters),
       this.callContext.gasLeft, // TODO(palla/gas): We should deduct DA and L1 gas used for the derived context
       isDelegateCall,
diff --git a/yarn-project/simulator/src/client/db_oracle.ts b/yarn-project/simulator/src/client/db_oracle.ts
index 4338f4c3a9b8..61e3e6dbd27c 100644
--- a/yarn-project/simulator/src/client/db_oracle.ts
+++ b/yarn-project/simulator/src/client/db_oracle.ts
@@ -115,15 +115,6 @@ export interface DBOracle extends CommitmentsDB {
     functionName: string,
   ): Promise<FunctionArtifactWithDebugMetadata | undefined>;
 
-  /**
-   * Retrieves the portal contract address associated with the given contract address.
-   * Throws an error if the input contract address is not found or invalid.
-   *
-   * @param contractAddress - The address of the contract whose portal address is to be fetched.
-   * @returns A Promise that resolves to an EthAddress instance, representing the portal contract address.
-   */
-  getPortalContractAddress(contractAddress: AztecAddress): Promise<EthAddress>;
-
   /**
    * Gets the index of a nullifier in the nullifier tree.
    * @param nullifier - The nullifier.
diff --git a/yarn-project/simulator/src/client/private_execution.test.ts b/yarn-project/simulator/src/client/private_execution.test.ts
index 288af6d5f452..27fd1903fead 100644
--- a/yarn-project/simulator/src/client/private_execution.test.ts
+++ b/yarn-project/simulator/src/client/private_execution.test.ts
@@ -277,8 +277,6 @@ describe('Private Execution test suite', () => {
       oracle.getFunctionArtifact.mockImplementation((_, selector: FunctionSelector) =>
         Promise.resolve(getFunctionArtifact(StatefulTestContractArtifact, selector)),
       );
-
-      oracle.getPortalContractAddress.mockResolvedValue(EthAddress.ZERO);
     });
 
     it('should have a constructor with arguments that inserts notes', async () => {
@@ -442,7 +440,6 @@ describe('Private Execution test suite', () => {
       const childSelector = FunctionSelector.fromNameAndParameters(childArtifact.name, childArtifact.parameters);
 
       oracle.getFunctionArtifact.mockImplementation(() => Promise.resolve(childArtifact));
-      oracle.getPortalContractAddress.mockImplementation(() => Promise.resolve(EthAddress.ZERO));
 
       logger.info(`Parent deployed at ${parentAddress.toShortString()}`);
       logger.info(`Calling child function ${childSelector.toString()} at ${childAddress.toShortString()}`);
@@ -453,7 +450,6 @@ describe('Private Execution test suite', () => {
       expect(result.returnValues).toEqual([new Fr(privateIncrement)]);
 
       expect(oracle.getFunctionArtifact.mock.calls[0]).toEqual([childAddress, childSelector]);
-      expect(oracle.getPortalContractAddress.mock.calls[0]).toEqual([childAddress]);
       expect(result.nestedExecutions).toHaveLength(1);
       expect(result.nestedExecutions[0].returnValues).toEqual([new Fr(privateIncrement)]);
 
@@ -496,7 +492,6 @@ describe('Private Execution test suite', () => {
       );
 
       oracle.getFunctionArtifact.mockResolvedValue(testCodeGenArtifact);
-      oracle.getPortalContractAddress.mockResolvedValue(EthAddress.ZERO);
 
       logger.info(`Calling importer main function`);
       const args = [testAddress];
@@ -504,7 +499,6 @@ describe('Private Execution test suite', () => {
 
       expect(result.returnValues).toEqual([argsHash]);
       expect(oracle.getFunctionArtifact.mock.calls[0]).toEqual([testAddress, testCodeGenSelector]);
-      expect(oracle.getPortalContractAddress.mock.calls[0]).toEqual([testAddress]);
       expect(result.nestedExecutions).toHaveLength(1);
       expect(result.nestedExecutions[0].returnValues).toEqual([argsHash]);
     });
@@ -770,14 +764,12 @@ describe('Private Execution test suite', () => {
       const childContractArtifact = ChildContractArtifact.functions.find(fn => fn.name === 'pub_set_value')!;
       expect(childContractArtifact).toBeDefined();
       const childAddress = AztecAddress.random();
-      const childPortalContractAddress = EthAddress.random();
       const childSelector = FunctionSelector.fromNameAndParameters(
         childContractArtifact.name,
         childContractArtifact.parameters,
       );
       const parentAddress = AztecAddress.random();
 
-      oracle.getPortalContractAddress.mockImplementation(() => Promise.resolve(childPortalContractAddress));
       oracle.getFunctionArtifact.mockImplementation(() => Promise.resolve({ ...childContractArtifact, isInternal }));
 
       const args = [childAddress, childSelector, 42n];
@@ -802,7 +794,6 @@ describe('Private Execution test suite', () => {
         callContext: CallContext.from({
           msgSender: parentAddress,
           storageContractAddress: childAddress,
-          portalContractAddress: childPortalContractAddress,
           functionSelector: childSelector,
           gasLeft,
           isDelegateCall: false,
@@ -814,7 +805,6 @@ describe('Private Execution test suite', () => {
         parentCallContext: CallContext.from({
           msgSender: parentAddress,
           storageContractAddress: parentAddress,
-          portalContractAddress: EthAddress.ZERO,
           functionSelector: FunctionSelector.fromNameAndParameters(parentArtifact.name, parentArtifact.parameters),
           gasLeft,
           isDelegateCall: false,
@@ -929,8 +919,6 @@ describe('Private Execution test suite', () => {
         getThenNullifyArtifact.parameters,
       );
 
-      oracle.getPortalContractAddress.mockImplementation(() => Promise.resolve(EthAddress.ZERO));
-
       const args = [amountToTransfer, owner, insertFnSelector.toField(), getThenNullifyFnSelector.toField()];
       const result = await runSimulator({
         args: args,
diff --git a/yarn-project/simulator/src/client/simulator.ts b/yarn-project/simulator/src/client/simulator.ts
index 6dc74a84091c..109852ec10f5 100644
--- a/yarn-project/simulator/src/client/simulator.ts
+++ b/yarn-project/simulator/src/client/simulator.ts
@@ -61,7 +61,6 @@ export class AcirSimulator {
    * @param request - The transaction request.
    * @param entryPointArtifact - The artifact of the entry point function.
    * @param contractAddress - The address of the contract (should match request.origin)
-   * @param portalContractAddress - The address of the portal contract.
    * @param msgSender - The address calling the function. This can be replaced to simulate a call from another contract or a specific account.
    * @returns The result of the execution.
    */
@@ -88,14 +87,10 @@ export class AcirSimulator {
     // reserve the first side effect for the tx hash (inserted by the private kernel)
     const startSideEffectCounter = 1;
 
-    // @todo @lherskind Purge the portalContractAddress in here
-    const portalContractAddress = EthAddress.ZERO;
-
     const transactionFee = Fr.ZERO;
     const callContext = new CallContext(
       msgSender,
       contractAddress,
-      portalContractAddress,
       FunctionSelector.fromNameAndParameters(entryPointArtifact.name, entryPointArtifact.parameters),
       request.gasSettings.getInitialAvailable(),
       false,
diff --git a/yarn-project/simulator/src/mocks/fixtures.ts b/yarn-project/simulator/src/mocks/fixtures.ts
index 96d2c9cc39e9..9b008c70a53a 100644
--- a/yarn-project/simulator/src/mocks/fixtures.ts
+++ b/yarn-project/simulator/src/mocks/fixtures.ts
@@ -70,7 +70,6 @@ export class PublicExecutionResultBuilder {
       callContext: new CallContext(
         from,
         tx.to,
-        EthAddress.ZERO,
         tx.functionData.selector,
         Gas.test(),
         false,
diff --git a/yarn-project/simulator/src/public/abstract_phase_manager.ts b/yarn-project/simulator/src/public/abstract_phase_manager.ts
index 2f62dd004d4f..c0c86deb4683 100644
--- a/yarn-project/simulator/src/public/abstract_phase_manager.ts
+++ b/yarn-project/simulator/src/public/abstract_phase_manager.ts
@@ -447,8 +447,7 @@ export abstract class AbstractPhaseManager {
       c.toCallRequest(callStackItem.publicInputs.callContext),
     );
     const publicCallStack = padArrayEnd(publicCallRequests, CallRequest.empty(), MAX_PUBLIC_CALL_STACK_LENGTH_PER_CALL);
-    const portalContractAddress = result.execution.callContext.portalContractAddress.toField();
-    return new PublicCallData(callStackItem, publicCallStack, makeEmptyProof(), portalContractAddress, bytecodeHash);
+    return new PublicCallData(callStackItem, publicCallStack, makeEmptyProof(), bytecodeHash);
   }
 }
 
diff --git a/yarn-project/simulator/src/public/avm_executor.test.ts b/yarn-project/simulator/src/public/avm_executor.test.ts
index 43c1dc7663c3..72de9cf522e3 100644
--- a/yarn-project/simulator/src/public/avm_executor.test.ts
+++ b/yarn-project/simulator/src/public/avm_executor.test.ts
@@ -29,7 +29,6 @@ describe('AVM WitGen and Proof Generation', () => {
   const callContext = CallContext.from({
     msgSender: AztecAddress.random(),
     storageContractAddress: AztecAddress.random(),
-    portalContractAddress: EthAddress.random(),
     functionSelector: FunctionSelector.empty(),
     gasLeft: Gas.test(),
     isDelegateCall: false,
diff --git a/yarn-project/simulator/src/public/db.ts b/yarn-project/simulator/src/public/db.ts
index 68e08315d6b7..ea39de04f155 100644
--- a/yarn-project/simulator/src/public/db.ts
+++ b/yarn-project/simulator/src/public/db.ts
@@ -61,13 +61,6 @@ export interface PublicContractsDB {
    */
   getBytecode(address: AztecAddress, selector: FunctionSelector): Promise<Buffer | undefined>;
 
-  /**
-   * Returns the portal contract address for an L2 address.
-   * @param address - The L2 contract address.
-   * @returns The portal contract address or undefined if not found.
-   */
-  getPortalContractAddress(address: AztecAddress): Promise<EthAddress | undefined>;
-
   /**
    * Returns a publicly deployed contract instance.
    * @param address - Address of the contract.
diff --git a/yarn-project/simulator/src/public/index.test.ts b/yarn-project/simulator/src/public/index.test.ts
index bf742a3e52d8..f6b9e34f9ab2 100644
--- a/yarn-project/simulator/src/public/index.test.ts
+++ b/yarn-project/simulator/src/public/index.test.ts
@@ -94,7 +94,6 @@ describe('ACIR public execution simulator', () => {
       storageContractAddress,
       msgSender: AztecAddress.random(),
       gasLeft,
-      portalContractAddress: EthAddress.random(),
       functionSelector: FunctionSelector.empty(),
       isDelegateCall: false,
       isStaticCall: false,
@@ -433,10 +432,7 @@ describe('ACIR public execution simulator', () => {
           crossChainMsgSender ?? preimage.sender.sender,
         ]);
 
-      const computeCallContext = () =>
-        makeCallContext(contractAddress, {
-          portalContractAddress: crossChainMsgSender ?? preimage.sender.sender,
-        });
+      const computeCallContext = () => makeCallContext(contractAddress);
 
       const computeGlobalVariables = () =>
         new GlobalVariables(
diff --git a/yarn-project/simulator/src/public/public_execution_context.ts b/yarn-project/simulator/src/public/public_execution_context.ts
index adf3e893484e..8baf970973d8 100644
--- a/yarn-project/simulator/src/public/public_execution_context.ts
+++ b/yarn-project/simulator/src/public/public_execution_context.ts
@@ -194,13 +194,11 @@ export class PublicExecutionContext extends TypedOracle {
       `Public function call: addr=${targetContractAddress} selector=${functionSelector} args=${args.join(',')}`,
     );
 
-    const portalAddress = (await this.contractsDb.getPortalContractAddress(targetContractAddress)) ?? EthAddress.ZERO;
     const functionData = new FunctionData(functionSelector, /*isPrivate=*/ false);
     const { transactionFee, gasSettings, gasLeft } = this.execution.callContext;
     const callContext = CallContext.from({
       msgSender: isDelegateCall ? this.execution.callContext.msgSender : this.execution.contractAddress,
       storageContractAddress: isDelegateCall ? this.execution.contractAddress : targetContractAddress,
-      portalContractAddress: portalAddress,
       functionSelector,
       gasLeft, // Propagate the same gas left as when we started since ACVM public functions don't have any metering
       isDelegateCall,
diff --git a/yarn-project/simulator/src/public/public_executor.ts b/yarn-project/simulator/src/public/public_executor.ts
index c40a815732b6..9d0fb764b6b0 100644
--- a/yarn-project/simulator/src/public/public_executor.ts
+++ b/yarn-project/simulator/src/public/public_executor.ts
@@ -95,11 +95,6 @@ export class ContractsDataSourcePublicDB implements PublicContractsDB {
     }
     return contractClass.publicFunctions.find(f => f.selector.equals(selector))?.bytecode;
   }
-
-  async getPortalContractAddress(address: AztecAddress): Promise<EthAddress | undefined> {
-    const contract = await this.getContractInstance(address);
-    return contract?.portalContractAddress;
-  }
 }
 
 /**
diff --git a/yarn-project/simulator/src/public/transitional_adaptors.ts b/yarn-project/simulator/src/public/transitional_adaptors.ts
index 81cd68ebab09..a5d44aaa93de 100644
--- a/yarn-project/simulator/src/public/transitional_adaptors.ts
+++ b/yarn-project/simulator/src/public/transitional_adaptors.ts
@@ -42,7 +42,6 @@ export function createAvmExecutionEnvironment(
     current.contractAddress,
     current.callContext.storageContractAddress,
     current.callContext.msgSender,
-    current.callContext.portalContractAddress,
     globalVariables.gasFees.feePerL1Gas,
     globalVariables.gasFees.feePerL2Gas,
     globalVariables.gasFees.feePerDaGas,
@@ -63,7 +62,6 @@ export function createPublicExecutionContext(avmContext: AvmContext, calldata: F
   const callContext = CallContext.from({
     msgSender: avmContext.environment.sender,
     storageContractAddress: avmContext.environment.storageAddress,
-    portalContractAddress: avmContext.environment.portal,
     functionSelector: avmContext.environment.temporaryFunctionSelector,
     gasLeft: Gas.from(avmContext.machineState.gasLeft),
     isDelegateCall: avmContext.environment.isDelegateCall,
diff --git a/yarn-project/simulator/src/test/utils.ts b/yarn-project/simulator/src/test/utils.ts
index 5b611e846022..56231284d8ef 100644
--- a/yarn-project/simulator/src/test/utils.ts
+++ b/yarn-project/simulator/src/test/utils.ts
@@ -23,7 +23,5 @@ export const buildL1ToL2Message = (
   const content = sha256ToField([selectorBuf, ...contentPreimage]);
   const secretHash = computeMessageSecretHash(secret);
 
-  // Eventually the kernel will need to prove the kernel portal pair exists within the contract tree,
-  // EthAddress.random() will need to be replaced when this happens
   return new L1ToL2Message(new L1Actor(EthAddress.random(), 1), new L2Actor(targetContract, 1), content, secretHash);
 };
diff --git a/yarn-project/types/src/contracts/contract_instance.ts b/yarn-project/types/src/contracts/contract_instance.ts
index f8b6b022c564..1a46d2027af9 100644
--- a/yarn-project/types/src/contracts/contract_instance.ts
+++ b/yarn-project/types/src/contracts/contract_instance.ts
@@ -1,5 +1,4 @@
 import { AztecAddress } from '@aztec/foundation/aztec-address';
-import { EthAddress } from '@aztec/foundation/eth-address';
 import { Fr } from '@aztec/foundation/fields';
 import { BufferReader, numToUInt8, serializeToBuffer } from '@aztec/foundation/serialize';
 import { type FieldsOf } from '@aztec/foundation/types';
@@ -16,8 +15,6 @@ export interface ContractInstance {
   contractClassId: Fr;
   /** Hash of the selector and arguments to the constructor. */
   initializationHash: Fr;
-  /** Optional address of the L1 portal contract. */
-  portalContractAddress: EthAddress; // @todo @LHerskind Purge
   /** Optional hash of the struct of public keys used for encryption and nullifying by this contract. */
   publicKeysHash: Fr;
   /** Optional deployer address or zero if this was a universal deploy. */
@@ -31,7 +28,6 @@ export class SerializableContractInstance {
   public readonly salt: Fr;
   public readonly contractClassId: Fr;
   public readonly initializationHash: Fr;
-  public readonly portalContractAddress: EthAddress;
   public readonly publicKeysHash: Fr;
   public readonly deployer: AztecAddress;
 
@@ -42,7 +38,6 @@ export class SerializableContractInstance {
     this.salt = instance.salt;
     this.contractClassId = instance.contractClassId;
     this.initializationHash = instance.initializationHash;
-    this.portalContractAddress = instance.portalContractAddress;
     this.publicKeysHash = instance.publicKeysHash;
     this.deployer = instance.deployer;
   }
@@ -53,7 +48,6 @@ export class SerializableContractInstance {
       this.salt,
       this.contractClassId,
       this.initializationHash,
-      this.portalContractAddress,
       this.publicKeysHash,
       this.deployer,
     );
@@ -71,7 +65,6 @@ export class SerializableContractInstance {
       salt: reader.readObject(Fr),
       contractClassId: reader.readObject(Fr),
       initializationHash: reader.readObject(Fr),
-      portalContractAddress: reader.readObject(EthAddress),
       publicKeysHash: reader.readObject(Fr),
       deployer: reader.readObject(AztecAddress),
     });
@@ -83,7 +76,6 @@ export class SerializableContractInstance {
       salt: Fr.random(),
       contractClassId: Fr.random(),
       initializationHash: Fr.random(),
-      portalContractAddress: EthAddress.random(),
       publicKeysHash: Fr.random(),
       deployer: AztecAddress.random(),
       ...opts,