diff --git a/CHANGELOG.md b/CHANGELOG.md
index a3e07f1e013..0765cfcd936 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1291,3 +1291,44 @@ should use 4.0.1-alpha.0 for testing.
 -   Fixed getPastEventsError (#5819)
 
 ## [Unreleased]
+
+### Changed
+
+#### web3-core
+
+-   If a transaction object with a `data` property is passed to `txInputOptionsFormatter`, it will now be replaced with `input` (#5915)
+
+#### web3-errors
+
+-   `gasLimit` is no longer accepted as a parameter for `MissingGasError` and `TransactionGasMismatchError, and is also no longer included in error message (#5915)
+
+#### web3-eth
+
+-   `signTransaction` will now return `gas` instead of `gasLimit` for returned transaction object regardless of what property name the provider uses (#5915)
+-   `formatTransaction` will now replace `data` transaction property with `input` (#5915)
+-   `isTransactionCall` will now check if `value.input` `isHexStrict` if provided (#5915)
+
+#### web3-eth-contract
+
+-   `getSendTxParams` will now return `input` instead of `data` in returned transaction parameters object (#5915)
+-   `Contract` constructor will now thrown new `ContractTransactionDataAndInputError` if both `data` and `input` are passed in `ContractInitOptions` for `Contract` constructor (#5915)
+
+#### web3-types
+
+-   `data` property in `TransactionOutput` was renamed to `input` (#5915)
+
+### Added
+
+#### web3-eth-contract
+
+-   `input` is now an acceptable property for `ContractInitOptions` in place of `data` (either can be used, but `input` is used withing the
+
+### Removed
+
+#### web3-eth-abi
+
+-   Removed `formatDecodedObject` function (#5934)
+
+#### web3-eth-contract
+
+-   `data` was removed as a property of `ContractOptions` type (#5915)
diff --git a/packages/web3-core/CHANGELOG.md b/packages/web3-core/CHANGELOG.md
index 4027adeca3d..b617250546e 100644
--- a/packages/web3-core/CHANGELOG.md
+++ b/packages/web3-core/CHANGELOG.md
@@ -84,3 +84,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 -   Added support of `safe` and `finalized` block tags (#5823)
 
 ## [Unreleased]
+
+### Changed
+
+-   If a transaction object with a `data` property is passed to `txInputOptionsFormatter`, it will now be replaced with `input` (#5915)
diff --git a/packages/web3-core/src/formatters.ts b/packages/web3-core/src/formatters.ts
index 6c47ac8c141..6a0fc61874e 100644
--- a/packages/web3-core/src/formatters.ts
+++ b/packages/web3-core/src/formatters.ts
@@ -153,17 +153,17 @@ export const txInputOptionsFormatter = (options: TransactionInput): Mutable<Tran
 		);
 	}
 
-	if (!options.data && options.input) {
-		modifiedOptions.data = options.input;
-		delete modifiedOptions.input;
+	if (!options.input && options.data) {
+		modifiedOptions.input = options.data;
+		delete modifiedOptions.data;
 	}
 
-	if (options.data && !options.data.startsWith('0x')) {
-		modifiedOptions.data = `0x${options.data}`;
+	if (options.input && !options.input.startsWith('0x')) {
+		modifiedOptions.input = `0x${options.input}`;
 	}
 
-	if (modifiedOptions.data && !isHexStrict(modifiedOptions.data)) {
-		throw new FormatterError('The data field must be HEX encoded data.');
+	if (modifiedOptions.input && !isHexStrict(modifiedOptions.input)) {
+		throw new FormatterError('The input field must be HEX encoded data.');
 	}
 
 	// allow both
diff --git a/packages/web3-core/test/unit/formatters.test.ts b/packages/web3-core/test/unit/formatters.test.ts
index a8f01d25183..eddc95fc60c 100644
--- a/packages/web3-core/test/unit/formatters.test.ts
+++ b/packages/web3-core/test/unit/formatters.test.ts
@@ -189,24 +189,24 @@ describe('formatters', () => {
 			);
 		});
 
-		it('should replace "data" with "input" if "input" is given and "data" is not', () => {
-			const result = txInputOptionsFormatter({ ...txInput, input: '0xff0011' });
+		it('should replace "input" with "data" if "data" is given and "input" is not', () => {
+			const result = txInputOptionsFormatter({ ...txInput, data: '0xff0011' });
 
-			expect(result).toEqual(expect.objectContaining({ data: '0xff0011' }));
-			expect(Object.keys(result)).not.toContain('input');
+			expect(result).toEqual(expect.objectContaining({ input: '0xff0011' }));
+			expect(Object.keys(result)).not.toContain('data');
 		});
 
-		it('should prefix "data" with "0x" if not already', () => {
-			expect(txInputOptionsFormatter({ ...txInput, data: 'ff0011' })).toEqual(
-				expect.objectContaining({ data: '0xff0011' }),
+		it('should prefix "input" with "0x" if not already', () => {
+			expect(txInputOptionsFormatter({ ...txInput, input: 'ff0011' })).toEqual(
+				expect.objectContaining({ input: '0xff0011' }),
 			);
 		});
 
-		it('should throw error if "data" is not a valid hex string', () => {
+		it('should throw error if "input" is not a valid hex string', () => {
 			jest.spyOn(utils, 'isHexStrict').mockReturnValue(false);
 
-			expect(() => txInputOptionsFormatter({ ...txInput, data: 'ff0011' })).toThrow(
-				'The data field must be HEX encoded data.',
+			expect(() => txInputOptionsFormatter({ ...txInput, input: 'ff0011' })).toThrow(
+				'The input field must be HEX encoded data.',
 			);
 			expect(utils.isHexStrict).toHaveBeenCalledWith('0xff0011');
 		});
diff --git a/packages/web3-errors/CHANGELOG.md b/packages/web3-errors/CHANGELOG.md
index 4d28d5d43e9..ec4ccb461a8 100644
--- a/packages/web3-errors/CHANGELOG.md
+++ b/packages/web3-errors/CHANGELOG.md
@@ -87,3 +87,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 -   `TransactionRevertWithCustomError` was added to handle custom solidity errors (#5854)
 
 ## [Unreleased]
+
+### Changed
+
+-   `gasLimit` is no longer accepted as a parameter for `MissingGasError` and `TransactionGasMismatchError, and is also no longer included in error message (#5915)
diff --git a/packages/web3-errors/src/error_codes.ts b/packages/web3-errors/src/error_codes.ts
index 5efc073bbfe..143dfa18a6d 100644
--- a/packages/web3-errors/src/error_codes.ts
+++ b/packages/web3-errors/src/error_codes.ts
@@ -41,6 +41,7 @@ export const ERR_CONTRACT_MISSING_ADDRESS = 307;
 export const ERR_CONTRACT_MISSING_FROM_ADDRESS = 308;
 export const ERR_CONTRACT_INSTANTIATION = 309;
 export const ERR_CONTRACT_EXECUTION_REVERTED = 310;
+export const ERR_CONTRACT_TX_DATA_AND_INPUT = 311;
 
 // Transaction error codes
 export const ERR_TX = 400;
diff --git a/packages/web3-errors/src/errors/contract_errors.ts b/packages/web3-errors/src/errors/contract_errors.ts
index 84a5a1b66d2..1924d55d2e5 100644
--- a/packages/web3-errors/src/errors/contract_errors.ts
+++ b/packages/web3-errors/src/errors/contract_errors.ts
@@ -30,8 +30,9 @@ import {
 	ERR_CONTRACT_REQUIRED_CALLBACK,
 	ERR_CONTRACT_RESERVED_EVENT,
 	ERR_CONTRACT_RESOLVER_MISSING,
+	ERR_CONTRACT_TX_DATA_AND_INPUT,
 } from '../error_codes';
-import { BaseWeb3Error } from '../web3_error_base';
+import { BaseWeb3Error, InvalidValueError } from '../web3_error_base';
 
 export class Web3ContractError extends BaseWeb3Error {
 	public code = ERR_CONTRACT;
@@ -172,3 +173,14 @@ export class ContractExecutionError extends Web3ContractError {
 		);
 	}
 }
+
+export class ContractTransactionDataAndInputError extends InvalidValueError {
+	public code = ERR_CONTRACT_TX_DATA_AND_INPUT;
+
+	public constructor(value: { data: HexString | undefined; input: HexString | undefined }) {
+		super(
+			`data: ${value.data ?? 'undefined'}, input: ${value.input ?? 'undefined'}`,
+			'You can\'t have "data" and "input" as properties of a contract at the same time, please use either "data" or "input" instead.',
+		);
+	}
+}
diff --git a/packages/web3-errors/src/errors/transaction_errors.ts b/packages/web3-errors/src/errors/transaction_errors.ts
index 807578a4097..fb2d0fbb804 100644
--- a/packages/web3-errors/src/errors/transaction_errors.ts
+++ b/packages/web3-errors/src/errors/transaction_errors.ts
@@ -310,17 +310,16 @@ export class MissingGasError extends InvalidValueError {
 
 	public constructor(value: {
 		gas: Numbers | undefined;
-		gasLimit: Numbers | undefined;
 		gasPrice: Numbers | undefined;
 		maxPriorityFeePerGas: Numbers | undefined;
 		maxFeePerGas: Numbers | undefined;
 	}) {
 		super(
-			`gas: ${value.gas ?? 'undefined'}, gasLimit: ${
-				value.gasLimit ?? 'undefined'
-			}, gasPrice: ${value.gasPrice ?? 'undefined'}, maxPriorityFeePerGas: ${
-				value.maxPriorityFeePerGas ?? 'undefined'
-			}, maxFeePerGas: ${value.maxFeePerGas ?? 'undefined'}`,
+			`gas: ${value.gas ?? 'undefined'}, gasPrice: ${
+				value.gasPrice ?? 'undefined'
+			}, maxPriorityFeePerGas: ${value.maxPriorityFeePerGas ?? 'undefined'}, maxFeePerGas: ${
+				value.maxFeePerGas ?? 'undefined'
+			}`,
 			'"gas" is missing',
 		);
 	}
@@ -331,17 +330,16 @@ export class TransactionGasMismatchError extends InvalidValueError {
 
 	public constructor(value: {
 		gas: Numbers | undefined;
-		gasLimit: Numbers | undefined;
 		gasPrice: Numbers | undefined;
 		maxPriorityFeePerGas: Numbers | undefined;
 		maxFeePerGas: Numbers | undefined;
 	}) {
 		super(
-			`gas: ${value.gas ?? 'undefined'}, gasLimit: ${
-				value.gasLimit ?? 'undefined'
-			}, gasPrice: ${value.gasPrice ?? 'undefined'}, maxPriorityFeePerGas: ${
-				value.maxPriorityFeePerGas ?? 'undefined'
-			}, maxFeePerGas: ${value.maxFeePerGas ?? 'undefined'}`,
+			`gas: ${value.gas ?? 'undefined'}, gasPrice: ${
+				value.gasPrice ?? 'undefined'
+			}, maxPriorityFeePerGas: ${value.maxPriorityFeePerGas ?? 'undefined'}, maxFeePerGas: ${
+				value.maxFeePerGas ?? 'undefined'
+			}`,
 			'transaction must specify legacy or fee market gas properties, not both',
 		);
 	}
diff --git a/packages/web3-eth-contract/CHANGELOG.md b/packages/web3-eth-contract/CHANGELOG.md
index 825a915cc82..65e1fc40f76 100644
--- a/packages/web3-eth-contract/CHANGELOG.md
+++ b/packages/web3-eth-contract/CHANGELOG.md
@@ -236,3 +236,17 @@ const transactionHash = receipt.transactionHash;
 -   `decodeErrorData` is no longer exported (method was moved to `web3-eth-abi` and renamed `decodeContractErrorData`) (#5844)
 
 ## [Unreleased]
+
+### Added
+
+-   `input` is now an acceptable property for `ContractInitOptions` in place of `data` (either can be used, but `input` is used withing the
+    `Contract` class) (#5915)
+
+### Changed
+
+-   `getSendTxParams` will now return `input` instead of `data` in returned transaction parameters object (#5915)
+-   `Contract` constructor will now thrown new `ContractTransactionDataAndInputError` if both `data` and `input` are passed in `ContractInitOptions` for `Contract` constructor (#5915)
+
+### Removed
+
+-   `data` was removed as a property of `ContractOptions` type (#5915)
diff --git a/packages/web3-eth-contract/src/contract.ts b/packages/web3-eth-contract/src/contract.ts
index bca93dd7c2e..e6581c61585 100644
--- a/packages/web3-eth-contract/src/contract.ts
+++ b/packages/web3-eth-contract/src/contract.ts
@@ -16,7 +16,12 @@ along with web3.js.  If not, see <http://www.gnu.org/licenses/>.
 */
 
 import { Web3Context, Web3EventEmitter, Web3PromiEvent, Web3ConfigEvent } from 'web3-core';
-import { ContractExecutionError, SubscriptionError, Web3ContractError } from 'web3-errors';
+import {
+	ContractExecutionError,
+	ContractTransactionDataAndInputError,
+	SubscriptionError,
+	Web3ContractError,
+} from 'web3-errors';
 import {
 	createAccessList,
 	call,
@@ -293,6 +298,19 @@ export class Contract<Abi extends ContractAbi>
 		contextOrReturnFormat?: Web3ContractContext | Web3Context | DataFormat,
 		returnFormat?: DataFormat,
 	) {
+		// eslint-disable-next-line no-nested-ternary
+		const options = isContractInitOptions(addressOrOptionsOrContext)
+			? addressOrOptionsOrContext
+			: isContractInitOptions(optionsOrContextOrReturnFormat)
+			? optionsOrContextOrReturnFormat
+			: undefined;
+
+		if (!isNullish(options) && !isNullish(options.data) && !isNullish(options.input))
+			throw new ContractTransactionDataAndInputError({
+				data: options.data as HexString,
+				input: options.input as HexString,
+			});
+
 		let contractContext;
 		if (isWeb3ContractContext(addressOrOptionsOrContext)) {
 			contractContext = addressOrOptionsOrContext;
@@ -340,13 +358,6 @@ export class Contract<Abi extends ContractAbi>
 		const address =
 			typeof addressOrOptionsOrContext === 'string' ? addressOrOptionsOrContext : undefined;
 
-		// eslint-disable-next-line no-nested-ternary
-		const options = isContractInitOptions(addressOrOptionsOrContext)
-			? addressOrOptionsOrContext
-			: isContractInitOptions(optionsOrContextOrReturnFormat)
-			? optionsOrContextOrReturnFormat
-			: undefined;
-
 		this._parseAndSetJsonInterface(jsonInterface, returnDataFormat);
 
 		if (!isNullish(address)) {
@@ -358,9 +369,8 @@ export class Contract<Abi extends ContractAbi>
 			jsonInterface: this._jsonInterface,
 			gas: options?.gas ?? options?.gasLimit,
 			gasPrice: options?.gasPrice,
-			gasLimit: options?.gasLimit,
 			from: options?.from,
-			data: options?.data,
+			input: options?.input ?? options?.data,
 		};
 
 		this.syncWithContext = (options as ContractInitOptions)?.syncWithContext ?? false;
@@ -465,9 +475,8 @@ export class Contract<Abi extends ContractAbi>
 				{
 					gas: this.options.gas,
 					gasPrice: this.options.gasPrice,
-					gasLimit: this.options.gasLimit,
 					from: this.options.from,
-					data: this.options.data,
+					input: this.options.input,
 					provider: this.currentProvider,
 					syncWithContext: this.syncWithContext,
 				},
@@ -479,9 +488,8 @@ export class Contract<Abi extends ContractAbi>
 				{
 					gas: this.options.gas,
 					gasPrice: this.options.gasPrice,
-					gasLimit: this.options.gasLimit,
 					from: this.options.from,
-					data: this.options.data,
+					input: this.options.input,
 					provider: this.currentProvider,
 					syncWithContext: this.syncWithContext,
 				},
@@ -498,7 +506,7 @@ export class Contract<Abi extends ContractAbi>
 	 *
 	 * ```ts
 	 * myContract.deploy({
-	 *   data: '0x12345...',
+	 *   input: '0x12345...',
 	 *   arguments: [123, 'My String']
 	 * })
 	 * .send({
@@ -535,7 +543,7 @@ export class Contract<Abi extends ContractAbi>
 	 *
 	 * // Simply encoding
 	 * myContract.deploy({
-	 *   data: '0x12345...',
+	 *   input: '0x12345...',
 	 *   arguments: [123, 'My String']
 	 * })
 	 * .encodeABI();
@@ -544,7 +552,7 @@ export class Contract<Abi extends ContractAbi>
 	 *
 	 * // Gas estimation
 	 * myContract.deploy({
-	 *   data: '0x12345...',
+	 *   input: '0x12345...',
 	 *   arguments: [123, 'My String']
 	 * })
 	 * .estimateGas(function(err, gas){
@@ -559,6 +567,7 @@ export class Contract<Abi extends ContractAbi>
 		 * The byte code of the contract.
 		 */
 		data?: HexString;
+		input?: HexString;
 		/**
 		 * The arguments which get passed to the constructor on deployment.
 		 */
@@ -574,19 +583,19 @@ export class Contract<Abi extends ContractAbi>
 			} as AbiConstructorFragment;
 		}
 
-		const data = format(
+		const _input = format(
 			{ eth: 'bytes' },
-			deployOptions?.data ?? this.options.data,
+			deployOptions?.input ?? deployOptions?.data ?? this.options.input,
 			DEFAULT_RETURN_FORMAT,
 		);
 
-		if (!data || data.trim() === '0x') {
+		if (!_input || _input.trim() === '0x') {
 			throw new Web3ContractError('contract creation without any data provided.');
 		}
 
 		const args = deployOptions?.arguments ?? [];
 
-		const contractOptions = { ...this.options, data };
+		const contractOptions: ContractOptions = { ...this.options, input: _input };
 
 		return {
 			arguments: args,
@@ -631,7 +640,7 @@ export class Contract<Abi extends ContractAbi>
 				encodeMethodABI(
 					abi as AbiFunctionFragment,
 					args as unknown[],
-					format({ eth: 'bytes' }, data as Bytes, DEFAULT_RETURN_FORMAT),
+					format({ eth: 'bytes' }, _input as Bytes, DEFAULT_RETURN_FORMAT),
 				),
 		};
 	}
@@ -1040,7 +1049,7 @@ export class Contract<Abi extends ContractAbi>
 		let modifiedContractOptions = contractOptions ?? this.options;
 		modifiedContractOptions = {
 			...modifiedContractOptions,
-			data: undefined,
+			input: undefined,
 			from: modifiedContractOptions.from ?? this.defaultAccount ?? undefined,
 		};
 
diff --git a/packages/web3-eth-contract/src/types.ts b/packages/web3-eth-contract/src/types.ts
index 1d021fd8692..48c9ae94560 100644
--- a/packages/web3-eth-contract/src/types.ts
+++ b/packages/web3-eth-contract/src/types.ts
@@ -79,7 +79,6 @@ export interface ContractOptions {
 	 * The gas price in wei to use for transactions.
 	 */
 	readonly gasPrice?: Uint;
-	readonly gasLimit?: Uint;
 	/**
 	 * The address transactions should be made from.
 	 */
@@ -87,7 +86,7 @@ export interface ContractOptions {
 	/**
 	 * The byte code of the contract. Used when the contract gets {@link Contract.deploy | deployed}
 	 */
-	readonly data?: Bytes;
+	readonly input?: Bytes;
 	/**
 	 * The {@doclink glossary/json_interface | json interface} object derived from the [ABI](https://github.com/ethereum/wiki/wiki/Ethereum-Contract-ABI) of this contract.
 	 *
@@ -138,6 +137,7 @@ export interface ContractInitOptions {
 	 * The maximum gas provided for a transaction (gas limit).
 	 */
 	readonly gas?: Uint;
+	readonly gasLimit?: Uint;
 	/**
 	 * The gas price in wei to use for transactions.
 	 */
@@ -150,7 +150,8 @@ export interface ContractInitOptions {
 	 * The byte code of the contract. Used when the contract gets {@link Contract.deploy | deployed}
 	 */
 	readonly data?: Bytes;
-	readonly gasLimit?: Uint;
+	readonly input?: Bytes;
+
 	readonly provider?: SupportedProviders<EthExecutionAPI> | string;
 	/**
 	 * If `true`, the defaults of the contract instance will be updated automatically based on the changes of the context used to instantiate the contract.
@@ -168,6 +169,7 @@ export interface NonPayableCallOptions {
 	from?: Address;
 	to?: Address;
 	data?: HexString;
+	input?: HexString;
 	/**
 	 * The maximum gas provided for this call “transaction” (gas limit)
 	 */
diff --git a/packages/web3-eth-contract/src/utils.ts b/packages/web3-eth-contract/src/utils.ts
index d07eafe8a61..250825eaa30 100644
--- a/packages/web3-eth-contract/src/utils.ts
+++ b/packages/web3-eth-contract/src/utils.ts
@@ -44,7 +44,7 @@ export const getSendTxParams = ({
 	options?: PayableCallOptions | NonPayableCallOptions;
 	contractOptions: ContractOptions;
 }): TransactionCall => {
-	const deploymentCall = options?.data ?? contractOptions.data;
+	const deploymentCall = options?.input ?? options?.data ?? contractOptions.input;
 
 	if (!deploymentCall && !options?.to && !contractOptions.address) {
 		throw new Web3ContractError('Contract address not specified');
@@ -60,15 +60,15 @@ export const getSendTxParams = ({
 			gas: contractOptions.gas,
 			gasPrice: contractOptions.gasPrice,
 			from: contractOptions.from,
-			data: contractOptions.data,
+			input: contractOptions.input,
 		},
 		options as unknown as Record<string, unknown>,
 	) as unknown as TransactionCall;
 
-	if (!txParams.data || abi.type === 'constructor') {
+	if (!txParams.input || abi.type === 'constructor') {
 		txParams = {
 			...txParams,
-			data: encodeMethodABI(abi, params, txParams.data as HexString),
+			input: encodeMethodABI(abi, params, txParams.input as HexString),
 		};
 	}
 
@@ -96,14 +96,14 @@ export const getEthTxCallParams = ({
 			gas: contractOptions.gas,
 			gasPrice: contractOptions.gasPrice,
 			from: contractOptions.from,
-			data: contractOptions.data,
+			input: contractOptions.input,
 		},
 		options as unknown as Record<string, unknown>,
 	) as unknown as TransactionCall;
 
 	txParams = {
 		...txParams,
-		data: encodeMethodABI(abi, params, txParams.data ? toHex(txParams.data) : undefined),
+		input: encodeMethodABI(abi, params, txParams.input ? toHex(txParams.input) : undefined),
 	};
 
 	return txParams;
@@ -126,14 +126,14 @@ export const getEstimateGasParams = ({
 			gas: contractOptions.gas,
 			gasPrice: contractOptions.gasPrice,
 			from: contractOptions.from,
-			data: contractOptions.data,
+			input: contractOptions.input,
 		},
 		options as unknown as Record<string, unknown>,
 	) as unknown as TransactionCall;
 
 	txParams = {
 		...txParams,
-		data: encodeMethodABI(abi, params, txParams.data ? toHex(txParams.data) : undefined),
+		input: encodeMethodABI(abi, params, txParams.input ? toHex(txParams.input) : undefined),
 	};
 
 	return txParams as TransactionWithSenderAPI;
@@ -143,6 +143,7 @@ export const isContractInitOptions = (options: unknown): options is ContractInit
 	typeof options === 'object' &&
 	!isNullish(options) &&
 	[
+		'input',
 		'data',
 		'from',
 		'gas',
@@ -181,15 +182,15 @@ export const getCreateAccessListParams = ({
 			gas: contractOptions.gas,
 			gasPrice: contractOptions.gasPrice,
 			from: contractOptions.from,
-			data: contractOptions.data,
+			input: contractOptions.input,
 		},
 		options as unknown as Record<string, unknown>,
 	) as unknown as TransactionForAccessList;
 
-	if (!txParams.data || abi.type === 'constructor') {
+	if (!txParams.input || abi.type === 'constructor') {
 		txParams = {
 			...txParams,
-			data: encodeMethodABI(abi, params, txParams.data as HexString),
+			input: encodeMethodABI(abi, params, txParams.input as HexString),
 		};
 	}
 
diff --git a/packages/web3-eth-contract/test/integration/contract_methods.test.ts b/packages/web3-eth-contract/test/integration/contract_methods.test.ts
index 1fa72966f00..f63923cdfbe 100644
--- a/packages/web3-eth-contract/test/integration/contract_methods.test.ts
+++ b/packages/web3-eth-contract/test/integration/contract_methods.test.ts
@@ -134,7 +134,7 @@ describe('contract', () => {
 			it('should run send method of the contract if data is provided at initiation', async () => {
 				const tempContract = new Contract(BasicAbi, {
 					provider: getSystemTestProvider(),
-					data: BasicBytecode,
+					input: BasicBytecode,
 					from: acc.address,
 					gas: '1000000',
 				});
diff --git a/packages/web3-eth-contract/test/unit/contract.test.ts b/packages/web3-eth-contract/test/unit/contract.test.ts
index 837966176ac..066c324f9ab 100644
--- a/packages/web3-eth-contract/test/unit/contract.test.ts
+++ b/packages/web3-eth-contract/test/unit/contract.test.ts
@@ -100,7 +100,7 @@ describe('Contract', () => {
 		});
 
 		it('should deploy contract', async () => {
-			const data = `${GreeterBytecode}0000000000000000000000000000000000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000000000b4d79204772656574696e67000000000000000000000000000000000000000000`;
+			const input = `${GreeterBytecode}0000000000000000000000000000000000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000000000b4d79204772656574696e67000000000000000000000000000000000000000000`;
 			const contract = new Contract(GreeterAbi);
 
 			// eslint-disable-next-line @typescript-eslint/no-unused-vars
@@ -111,7 +111,7 @@ describe('Contract', () => {
 					expect(tx.gas).toStrictEqual(sendOptions.gas);
 					expect(tx.gasPrice).toBeUndefined();
 					expect(tx.from).toStrictEqual(sendOptions.from);
-					expect(tx.data).toStrictEqual(data); // padded data
+					expect(tx.input).toStrictEqual(input); // padded data
 
 					const newContract = contract.clone();
 					newContract.options.address = deployedAddr;
@@ -171,7 +171,7 @@ describe('Contract', () => {
 					// } as unknown as Web3PromiEvent<any, any>);
 
 					if (
-						_tx.data ===
+						_tx.input ===
 						'0xa41368620000000000000000000000000000000000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000000000548656c6c6f000000000000000000000000000000000000000000000000000000'
 					) {
 						// eslint-disable-next-line
@@ -196,7 +196,7 @@ describe('Contract', () => {
 			// });
 			const deployedContract = await contract
 				.deploy({
-					data: GreeterBytecode,
+					input: GreeterBytecode,
 					arguments: ['My Greeting'],
 				})
 				.send(sendOptions);
@@ -223,14 +223,14 @@ describe('Contract', () => {
 
 			const spyEthCall = jest.spyOn(eth, 'call').mockImplementation((_objInstance, _tx) => {
 				expect(_tx.to).toStrictEqual(deployedAddr);
-				expect(_tx.data).toBe('0xcfae3217');
+				expect(_tx.input).toBe('0xcfae3217');
 				// eslint-disable-next-line @typescript-eslint/no-unsafe-return
 				return Promise.resolve(encodedArg) as any; // contract class should decode encodedArg
 			});
 
 			const deployedContract = await contract
 				.deploy({
-					data: GreeterBytecode,
+					input: GreeterBytecode,
 					arguments: ['My Greeting'],
 				})
 				.send(sendOptions);
@@ -523,7 +523,7 @@ describe('Contract', () => {
 					expect(_block).toBe('latest');
 					expect(_tx.to).toStrictEqual(deployedAddr);
 					expect(_tx.from).toStrictEqual(sendOptions.from);
-					expect(_tx.data).toBe(
+					expect(_tx.input).toBe(
 						'0xa41368620000000000000000000000000000000000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000000000548656c6c6f000000000000000000000000000000000000000000000000000000',
 					);
 
@@ -589,7 +589,7 @@ describe('Contract', () => {
 				.spyOn(eth, 'createAccessList')
 				.mockImplementation((_objInstance, _tx) => {
 					expect(_tx.to).toStrictEqual(deployedAddr);
-					expect(_tx.data).toBe('0xcfae3217');
+					expect(_tx.input).toBe('0xcfae3217');
 					expect(_tx.from).toBe(fromAddr);
 					// eslint-disable-next-line @typescript-eslint/no-unsafe-return
 					return Promise.resolve(result) as any; // contract class should decode encodedArg
diff --git a/packages/web3-eth/CHANGELOG.md b/packages/web3-eth/CHANGELOG.md
index a28be7f778d..f0cd5c85ad6 100644
--- a/packages/web3-eth/CHANGELOG.md
+++ b/packages/web3-eth/CHANGELOG.md
@@ -107,3 +107,9 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 -   `getRevertReason` is no longer exported (#5844)
 
 ## [Unreleased]
+
+### Changed
+
+-   `signTransaction` will now return `gas` instead of `gasLimit` for returned transaction object regardless of what property name the provider uses (#5915)
+-   `formatTransaction` will now replace `data` transaction property with `input` (#5915)
+-   `isTransactionCall` will now check if `value.input` `isHexStrict` if provided (#5915)
diff --git a/packages/web3-eth/src/rpc_method_wrappers.ts b/packages/web3-eth/src/rpc_method_wrappers.ts
index 5317e66e603..e9c96af56a5 100644
--- a/packages/web3-eth/src/rpc_method_wrappers.ts
+++ b/packages/web3-eth/src/rpc_method_wrappers.ts
@@ -19,7 +19,6 @@ along with web3.js.  If not, see <http://www.gnu.org/licenses/>.
 /* eslint-disable default-param-last */
 import {
 	EthExecutionAPI,
-	TransactionInfo,
 	TransactionWithSenderAPI,
 	SignedTransactionInfoAPI,
 	Web3BaseWalletAccount,
@@ -677,7 +676,7 @@ export async function getTransaction<ReturnFormat extends DataFormat>(
 
 	return isNullish(response)
 		? response
-		: format(transactionInfoSchema, response as unknown as TransactionInfo, returnFormat);
+		: formatTransaction(response, returnFormat, { transactionSchema: transactionInfoSchema });
 }
 
 /**
@@ -854,7 +853,7 @@ export async function getTransactionFromBlock<ReturnFormat extends DataFormat>(
 
 	return isNullish(response)
 		? response
-		: format(transactionInfoSchema, response as unknown as TransactionInfo, returnFormat);
+		: formatTransaction(response, returnFormat, { transactionSchema: transactionInfoSchema });
 }
 
 /**
diff --git a/packages/web3-eth/src/utils/format_transaction.ts b/packages/web3-eth/src/utils/format_transaction.ts
index 42468f98c3c..bf5b2894d98 100644
--- a/packages/web3-eth/src/utils/format_transaction.ts
+++ b/packages/web3-eth/src/utils/format_transaction.ts
@@ -24,7 +24,7 @@ import {
 	FormatType,
 } from 'web3-utils';
 import { Transaction } from 'web3-types';
-import { isNullish } from 'web3-validator';
+import { isNullish, ValidationSchemaInput } from 'web3-validator';
 import { TransactionDataAndInputError } from 'web3-errors';
 import { transactionSchema } from '../schemas';
 
@@ -34,6 +34,9 @@ export function formatTransaction<
 >(
 	transaction: TransactionType,
 	returnFormat: ReturnFormat = DEFAULT_RETURN_FORMAT as ReturnFormat,
+	options: { transactionSchema: ValidationSchemaInput | typeof transactionSchema } = {
+		transactionSchema,
+	},
 ): FormatType<TransactionType, ReturnFormat> {
 	let formattedTransaction = mergeDeep({}, transaction as Record<string, unknown>) as Transaction;
 	if (!isNullish(transaction?.common)) {
@@ -42,16 +45,21 @@ export function formatTransaction<
 			formattedTransaction.common.customChain = { ...transaction.common.customChain };
 	}
 
-	formattedTransaction = format(transactionSchema, formattedTransaction, returnFormat);
+	formattedTransaction = format(options.transactionSchema, formattedTransaction, returnFormat);
 
 	if (!isNullish(formattedTransaction.data) && !isNullish(formattedTransaction.input))
 		throw new TransactionDataAndInputError({
 			data: bytesToBuffer(formattedTransaction.data).toString('hex'),
 			input: bytesToBuffer(formattedTransaction.input).toString('hex'),
 		});
-	else if (!isNullish(formattedTransaction.input)) {
-		formattedTransaction.data = formattedTransaction.input;
-		delete formattedTransaction.input;
+	else if (!isNullish(formattedTransaction.data)) {
+		formattedTransaction.input = formattedTransaction.data;
+		delete formattedTransaction.data;
+	}
+
+	if (!isNullish(formattedTransaction.gasLimit)) {
+		formattedTransaction.gas = formattedTransaction.gasLimit;
+		delete formattedTransaction.gasLimit;
 	}
 
 	return formattedTransaction as FormatType<TransactionType, ReturnFormat>;
diff --git a/packages/web3-eth/src/utils/prepare_transaction_for_signing.ts b/packages/web3-eth/src/utils/prepare_transaction_for_signing.ts
index d5fd774825d..77d0df3880b 100644
--- a/packages/web3-eth/src/utils/prepare_transaction_for_signing.ts
+++ b/packages/web3-eth/src/utils/prepare_transaction_for_signing.ts
@@ -38,10 +38,10 @@ const getEthereumjsTxDataFromTransaction = (
 ) => ({
 	nonce: transaction.nonce,
 	gasPrice: transaction.gasPrice,
-	gasLimit: transaction.gasLimit,
+	gasLimit: transaction.gasLimit ?? transaction.gas,
 	to: transaction.to,
 	value: transaction.value,
-	data: transaction.data,
+	data: transaction.input,
 	type: transaction.type,
 	chainId: transaction.chainId,
 	accessList: (
diff --git a/packages/web3-eth/src/utils/transaction_builder.ts b/packages/web3-eth/src/utils/transaction_builder.ts
index 8b518b17155..1a5b98f1340 100644
--- a/packages/web3-eth/src/utils/transaction_builder.ts
+++ b/packages/web3-eth/src/utils/transaction_builder.ts
@@ -166,15 +166,15 @@ export async function defaultTransactionBuilder<ReturnType = Record<string, unkn
 			data: populatedTransaction.data,
 			input: populatedTransaction.input,
 		});
-	} else if (!isNullish(populatedTransaction.input)) {
-		populatedTransaction.data = populatedTransaction.input;
-		delete populatedTransaction.input;
+	} else if (!isNullish(populatedTransaction.data)) {
+		populatedTransaction.input = populatedTransaction.data;
+		delete populatedTransaction.data;
 	}
 
-	if (isNullish(populatedTransaction.data) || populatedTransaction.data === '') {
-		populatedTransaction.data = '0x';
-	} else if (!populatedTransaction.data.startsWith('0x')) {
-		populatedTransaction.data = `0x${populatedTransaction.data}`;
+	if (isNullish(populatedTransaction.input) || populatedTransaction.input === '') {
+		populatedTransaction.input = '0x';
+	} else if (!populatedTransaction.input.startsWith('0x')) {
+		populatedTransaction.input = `0x${populatedTransaction.input}`;
 	}
 
 	if (isNullish(populatedTransaction.common)) {
diff --git a/packages/web3-eth/src/validation.ts b/packages/web3-eth/src/validation.ts
index ecc8b128591..9d2f5d8f0bc 100644
--- a/packages/web3-eth/src/validation.ts
+++ b/packages/web3-eth/src/validation.ts
@@ -131,6 +131,7 @@ export function isTransactionCall(value: TransactionCall): boolean {
 	if (!isNullish(value.gasPrice) && !isHexStrict(value.gasPrice)) return false;
 	if (!isNullish(value.value) && !isHexStrict(value.value)) return false;
 	if (!isNullish(value.data) && !isHexStrict(value.data)) return false;
+	if (!isNullish(value.input) && !isHexStrict(value.input)) return false;
 	if (!isNullish(value.type)) return false;
 	if (isTransaction1559Unsigned(value as Transaction1559UnsignedAPI)) return false;
 	if (isTransaction2930Unsigned(value as Transaction2930UnsignedAPI)) return false;
@@ -259,7 +260,6 @@ export const validateGas = (transaction: InternalTransaction) => {
 	if (!legacyGasPresent && !feeMarketGasPresent)
 		throw new MissingGasError({
 			gas: transaction.gas,
-			gasLimit: transaction.gasLimit,
 			gasPrice: transaction.gasPrice,
 			maxPriorityFeePerGas: transaction.maxPriorityFeePerGas,
 			maxFeePerGas: transaction.maxFeePerGas,
@@ -268,7 +268,6 @@ export const validateGas = (transaction: InternalTransaction) => {
 	if (legacyGasPresent && feeMarketGasPresent)
 		throw new TransactionGasMismatchError({
 			gas: transaction.gas,
-			gasLimit: transaction.gasLimit,
 			gasPrice: transaction.gasPrice,
 			maxPriorityFeePerGas: transaction.maxPriorityFeePerGas,
 			maxFeePerGas: transaction.maxFeePerGas,
diff --git a/packages/web3-eth/test/fixtures/prepare_transaction_for_signing.ts b/packages/web3-eth/test/fixtures/prepare_transaction_for_signing.ts
index d559da9ac9c..c43d489d3f9 100644
--- a/packages/web3-eth/test/fixtures/prepare_transaction_for_signing.ts
+++ b/packages/web3-eth/test/fixtures/prepare_transaction_for_signing.ts
@@ -137,7 +137,7 @@ export const validTransactions: [
 			to: '0xF0109fC8DF283027b6285cc889F5aA624EaC1F55',
 			from: '0x2c7536E3605D9C16a7a3D7b1898e529396a65c23',
 			value: '1000000000',
-			data: '',
+			input: '',
 			common,
 		},
 		'0x4c0883a69102937d6231471b5dbb6204fe5129617082792ae468d01a3f362318',
@@ -158,7 +158,7 @@ export const validTransactions: [
 			gas: 21000,
 			to: '0xF0109fC8DF283027b6285cc889F5aA624EaC1F55',
 			value: '1000000000',
-			data: '',
+			input: '',
 			common,
 		},
 		'0x4c0883a69102937d6231471b5dbb6204fe5129617082792ae468d01a3f362318',
@@ -180,7 +180,7 @@ export const validTransactions: [
 			to: '0xF0109fC8DF283027b6285cc889F5aA624EaC1F55',
 			from: '0x2c7536E3605D9C16a7a3D7b1898e529396a65c23',
 			value: '0',
-			data: '',
+			input: '',
 			common,
 		},
 		'0x4c0883a69102937d6231471b5dbb6204fe5129617082792ae468d01a3f362318',
@@ -201,7 +201,7 @@ export const validTransactions: [
 			gas: 31853,
 			to: '0xF0109fC8DF283027b6285cc889F5aA624EaC1F55',
 			value: '0',
-			data: '',
+			input: '',
 			common,
 		},
 		'0x4c0883a69102937d6231471b5dbb6204fe5129617082792ae468d01a3f362318',
@@ -223,7 +223,7 @@ export const validTransactions: [
 			to: '0xF0109fC8DF283027b6285cc889F5aA624EaC1F55',
 			from: '0x2c7536E3605D9C16a7a3D7b1898e529396a65c23',
 			value: '1000000000',
-			data: '',
+			input: '',
 			common,
 		},
 		'0x4c0883a69102937d6231471b5dbb6204fe5129617082792ae468d01a3f362318',
@@ -244,7 +244,7 @@ export const validTransactions: [
 			gas: 2000000,
 			to: '0xF0109fC8DF283027b6285cc889F5aA624EaC1F55',
 			value: '1000000000',
-			data: '',
+			input: '',
 			common,
 		},
 		'0x4c0883a69102937d6231471b5dbb6204fe5129617082792ae468d01a3f362318',
@@ -266,7 +266,7 @@ export const validTransactions: [
 			to: '0xF0109fC8DF283027b6285cc889F5aA624EaC1F55',
 			from: '0x2c7536E3605D9C16a7a3D7b1898e529396a65c23',
 			value: '0',
-			data: '',
+			input: '',
 			common,
 		},
 		'0x4c0883a69102937d6231471b5dbb6204fe5129617082792ae468d01a3f362318',
@@ -287,7 +287,7 @@ export const validTransactions: [
 			gas: 31853,
 			to: '0xF0109fC8DF283027b6285cc889F5aA624EaC1F55',
 			value: '0',
-			data: '',
+			input: '',
 			common,
 		},
 		'0x4c0883a69102937d6231471b5dbb6204fe5129617082792ae468d01a3f362318',
@@ -309,7 +309,7 @@ export const validTransactions: [
 			to: '0x3535353535353535353535353535353535353535',
 			from: '0xEB014f8c8B418Db6b45774c326A0E64C78914dC0',
 			value: '1000000000000000000',
-			data: '',
+			input: '',
 			common,
 		},
 		'0xbe6383dad004f233317e46ddb46ad31b16064d14447a95cc1d8c8d4bc61c3728',
@@ -330,7 +330,7 @@ export const validTransactions: [
 			gas: 21000,
 			to: '0x3535353535353535353535353535353535353535',
 			value: '1000000000000000000',
-			data: '',
+			input: '',
 			common,
 		},
 		'0xbe6383dad004f233317e46ddb46ad31b16064d14447a95cc1d8c8d4bc61c3728',
@@ -352,7 +352,7 @@ export const validTransactions: [
 			to: '0xFCAd0B19bB29D4674531d6f115237E16AfCE377c',
 			from: '0xEB014f8c8B418Db6b45774c326A0E64C78914dC0',
 			value: '1000000000000000000',
-			data: '0x0123abcd',
+			input: '0x0123abcd',
 			common,
 		},
 		'0xbe6383dad004f233317e46ddb46ad31b16064d14447a95cc1d8c8d4bc61c3728',
@@ -373,7 +373,7 @@ export const validTransactions: [
 			gas: 50000,
 			to: '0xFCAd0B19bB29D4674531d6f115237E16AfCE377c',
 			value: '1000000000000000000',
-			data: '0x0123abcd',
+			input: '0x0123abcd',
 			common,
 		},
 		'0xbe6383dad004f233317e46ddb46ad31b16064d14447a95cc1d8c8d4bc61c3728',
@@ -395,7 +395,7 @@ export const validTransactions: [
 			to: '0xFCAd0B19bB29D4674531d6f115237E16AfCE377c',
 			from: '0xEB014f8c8B418Db6b45774c326A0E64C78914dC0',
 			value: '1000000000000000000',
-			data: '0x0123abcd',
+			input: '0x0123abcd',
 			common,
 		},
 		'0xbe6383dad004f233317e46ddb46ad31b16064d14447a95cc1d8c8d4bc61c3728',
@@ -416,7 +416,7 @@ export const validTransactions: [
 			gas: 50000,
 			to: '0xFCAd0B19bB29D4674531d6f115237E16AfCE377c',
 			value: '1000000000000000000',
-			data: '0x0123abcd',
+			input: '0x0123abcd',
 			common,
 		},
 		'0xbe6383dad004f233317e46ddb46ad31b16064d14447a95cc1d8c8d4bc61c3728',
@@ -438,7 +438,7 @@ export const validTransactions: [
 			to: '0xFCAd0B19bB29D4674531d6f115237E16AfCE377c',
 			from: '0xEB014f8c8B418Db6b45774c326A0E64C78914dC0',
 			value: '1000000000000000000',
-			data: '0x0123abcd',
+			input: '0x0123abcd',
 			common,
 		},
 		'0xbe6383dad004f233317e46ddb46ad31b16064d14447a95cc1d8c8d4bc61c3728',
@@ -459,7 +459,7 @@ export const validTransactions: [
 			gas: 50000,
 			to: '0xFCAd0B19bB29D4674531d6f115237E16AfCE377c',
 			value: '1000000000000000000',
-			data: '0x0123abcd',
+			input: '0x0123abcd',
 			common,
 		},
 		'0xbe6383dad004f233317e46ddb46ad31b16064d14447a95cc1d8c8d4bc61c3728',
@@ -481,7 +481,7 @@ export const validTransactions: [
 			to: '0xFCAd0B19bB29D4674531d6f115237E16AfCE377c',
 			from: '0xEB014f8c8B418Db6b45774c326A0E64C78914dC0',
 			value: '1000000000000000000',
-			data: '0x0123abcd',
+			input: '0x0123abcd',
 			common,
 		},
 		'0xbe6383dad004f233317e46ddb46ad31b16064d14447a95cc1d8c8d4bc61c3728',
@@ -502,7 +502,7 @@ export const validTransactions: [
 			gas: 50000,
 			to: '0xFCAd0B19bB29D4674531d6f115237E16AfCE377c',
 			value: '1000000000000000000',
-			data: '0x0123abcd',
+			input: '0x0123abcd',
 			common,
 		},
 		'0xbe6383dad004f233317e46ddb46ad31b16064d14447a95cc1d8c8d4bc61c3728',
@@ -524,7 +524,7 @@ export const validTransactions: [
 			to: '0xFCAd0B19bB29D4674531d6f115237E16AfCE377c',
 			from: '0xEB014f8c8B418Db6b45774c326A0E64C78914dC0',
 			value: '1000000000000000000',
-			data: '0x0123abcd',
+			input: '0x0123abcd',
 			common,
 		},
 		'0xbe6383dad004f233317e46ddb46ad31b16064d14447a95cc1d8c8d4bc61c3728',
@@ -545,7 +545,7 @@ export const validTransactions: [
 			gas: 50000,
 			to: '0xFCAd0B19bB29D4674531d6f115237E16AfCE377c',
 			value: '1000000000000000000',
-			data: '0x0123abcd',
+			input: '0x0123abcd',
 			common,
 		},
 		'0xbe6383dad004f233317e46ddb46ad31b16064d14447a95cc1d8c8d4bc61c3728',
@@ -567,7 +567,7 @@ export const validTransactions: [
 			to: '0xFCAd0B19bB29D4674531d6f115237E16AfCE377c',
 			from: '0xEB014f8c8B418Db6b45774c326A0E64C78914dC0',
 			value: '1000000000000000000',
-			data: '0x0123abcd',
+			input: '0x0123abcd',
 			common,
 		},
 		'0xbe6383dad004f233317e46ddb46ad31b16064d14447a95cc1d8c8d4bc61c3728',
@@ -588,7 +588,7 @@ export const validTransactions: [
 			gas: 50000,
 			to: '0xFCAd0B19bB29D4674531d6f115237E16AfCE377c',
 			value: '1000000000000000000',
-			data: '0x0123abcd',
+			input: '0x0123abcd',
 			common,
 		},
 		'0xbe6383dad004f233317e46ddb46ad31b16064d14447a95cc1d8c8d4bc61c3728',
@@ -653,7 +653,7 @@ export const validTransactions: [
 			to: '0xF0109fC8DF283027b6285cc889F5aA624EaC1F55',
 			from: '0x2c7536E3605D9C16a7a3D7b1898e529396a65c23',
 			value: '1000000000',
-			data: '',
+			input: '',
 			common: commonBerlin,
 			accessList,
 		},
@@ -675,7 +675,7 @@ export const validTransactions: [
 			gas: 27200,
 			to: '0xF0109fC8DF283027b6285cc889F5aA624EaC1F55',
 			value: '1000000000',
-			data: '',
+			input: '',
 			common: commonBerlin,
 			accessList,
 		},
@@ -700,7 +700,7 @@ export const validTransactions: [
 			to: '0xF0109fC8DF283027b6285cc889F5aA624EaC1F55',
 			from: '0x2c7536E3605D9C16a7a3D7b1898e529396a65c23',
 			value: '1000000000',
-			data: '',
+			input: '',
 			common: commonLondon,
 			accessList,
 		},
@@ -724,7 +724,7 @@ export const validTransactions: [
 			gasLimit: '0x6A40',
 			to: '0xF0109fC8DF283027b6285cc889F5aA624EaC1F55',
 			value: '1000000000',
-			data: '',
+			input: '',
 			common: commonLondon,
 			accessList,
 		},
@@ -748,7 +748,7 @@ export const validTransactions: [
 			to: '0xF0109fC8DF283027b6285cc889F5aA624EaC1F55',
 			from: '0x2c7536E3605D9C16a7a3D7b1898e529396a65c23',
 			value: '1000000000',
-			data: '',
+			input: '',
 			common: commonLondon,
 		},
 		'0x4c0883a69102937d6231471b5dbb6204fe5129617082792ae468d01a3f362318',
@@ -770,7 +770,7 @@ export const validTransactions: [
 			gasLimit: '0x6A40',
 			to: '0xF0109fC8DF283027b6285cc889F5aA624EaC1F55',
 			value: '1000000000',
-			data: '',
+			input: '',
 			common: commonLondon,
 		},
 		'0x4c0883a69102937d6231471b5dbb6204fe5129617082792ae468d01a3f362318',
@@ -793,7 +793,7 @@ export const validTransactions: [
 			to: '0xF0109fC8DF283027b6285cc889F5aA624EaC1F55',
 			from: '0x2c7536E3605D9C16a7a3D7b1898e529396a65c23',
 			value: '1000000000',
-			data: '',
+			input: '',
 			common: commonLondon,
 			accessList,
 		},
@@ -816,7 +816,7 @@ export const validTransactions: [
 			gasLimit: '0x6A40',
 			to: '0xF0109fC8DF283027b6285cc889F5aA624EaC1F55',
 			value: '1000000000',
-			data: '',
+			input: '',
 			common: commonLondon,
 			accessList,
 		},
@@ -840,7 +840,7 @@ export const validTransactions: [
 			to: '0xF0109fC8DF283027b6285cc889F5aA624EaC1F55',
 			from: '0x2c7536E3605D9C16a7a3D7b1898e529396a65c23',
 			value: '1000000000',
-			data: '',
+			input: '',
 			common: commonLondon,
 		},
 		'0x4c0883a69102937d6231471b5dbb6204fe5129617082792ae468d01a3f362318',
@@ -863,7 +863,7 @@ export const validTransactions: [
 			to: '0xF0109fC8DF283027b6285cc889F5aA624EaC1F55',
 			from: '0x2c7536E3605D9C16a7a3D7b1898e529396a65c23',
 			value: '1000000000',
-			data: '',
+			input: '',
 			common: commonLondon,
 		},
 		'0x4c0883a69102937d6231471b5dbb6204fe5129617082792ae468d01a3f362318',
@@ -885,7 +885,7 @@ export const validTransactions: [
 			gasLimit: '0x6A40',
 			to: '0xF0109fC8DF283027b6285cc889F5aA624EaC1F55',
 			value: '1000000000',
-			data: '',
+			input: '',
 			common: commonLondon,
 		},
 		'0x4c0883a69102937d6231471b5dbb6204fe5129617082792ae468d01a3f362318',
diff --git a/packages/web3-eth/test/fixtures/validate_transaction_for_signing.ts b/packages/web3-eth/test/fixtures/validate_transaction_for_signing.ts
index 10828550fba..7f9f16f1c6a 100644
--- a/packages/web3-eth/test/fixtures/validate_transaction_for_signing.ts
+++ b/packages/web3-eth/test/fixtures/validate_transaction_for_signing.ts
@@ -372,7 +372,6 @@ export const validateGasData: [
 		},
 		new MissingGasError({
 			gas: undefined,
-			gasLimit: undefined,
 			gasPrice: undefined,
 			maxPriorityFeePerGas: undefined,
 			maxFeePerGas: undefined,
@@ -397,7 +396,6 @@ export const validateGasData: [
 		},
 		new MissingGasError({
 			gas: '0x5208',
-			gasLimit: '0x5208',
 			gasPrice: undefined,
 			maxFeePerGas: undefined,
 			maxPriorityFeePerGas: undefined,
@@ -420,8 +418,7 @@ export const validateGasData: [
 			s: '0x7e1941b264348e80c78c4027afc65a87b0a5e43e86742b8ca0823584c6788fd0',
 		},
 		new MissingGasError({
-			gas: undefined,
-			gasLimit: '0x5208',
+			gas: '0x5208',
 			gasPrice: undefined,
 			maxFeePerGas: undefined,
 			maxPriorityFeePerGas: undefined,
@@ -440,7 +437,6 @@ export const validateGasData: [
 			chain: 'mainnet',
 			hardfork: 'berlin',
 			chainId: '0x1',
-			gasLimit: '0x5208',
 			v: '0x25',
 			r: '0x4f4c17305743700648bc4f6cd3038ec6f6af0df73e31757007b7f59df7bee88d',
 			s: '0x7e1941b264348e80c78c4027afc65a87b0a5e43e86742b8ca0823584c6788fd0',
@@ -485,8 +481,7 @@ export const validateGasData: [
 			s: '0x7e1941b264348e80c78c4027afc65a87b0a5e43e86742b8ca0823584c6788fd0',
 		},
 		new MissingGasError({
-			gas: undefined,
-			gasLimit: '0x5208',
+			gas: '0x5208',
 			gasPrice: undefined,
 			maxPriorityFeePerGas: undefined,
 			maxFeePerGas: '0x1229298c00',
@@ -510,8 +505,7 @@ export const validateGasData: [
 			s: '0x7e1941b264348e80c78c4027afc65a87b0a5e43e86742b8ca0823584c6788fd0',
 		},
 		new MissingGasError({
-			gas: undefined,
-			gasLimit: '0x5208',
+			gas: '0x5208',
 			gasPrice: undefined,
 			maxPriorityFeePerGas: '0x49504f80',
 			maxFeePerGas: undefined,
@@ -539,7 +533,6 @@ export const validateGasData: [
 		},
 		new TransactionGasMismatchError({
 			gas: '0x5208',
-			gasLimit: '0x5208',
 			gasPrice: '0x4a817c800',
 			maxFeePerGas: '0x1229298c00',
 			maxPriorityFeePerGas: '0x49504f80',
@@ -567,7 +560,6 @@ export const validateGasData: [
 		},
 		new TransactionGasMismatchError({
 			gas: '0x5208',
-			gasLimit: '0x5208',
 			gasPrice: '0x4a817c800',
 			maxFeePerGas: '0x1229298c00',
 			maxPriorityFeePerGas: '0x49504f80',
diff --git a/packages/web3-eth/test/integration/web3_eth/sign_transaction.test.ts b/packages/web3-eth/test/integration/web3_eth/sign_transaction.test.ts
index 8b971e1ec3d..27be403c7ae 100644
--- a/packages/web3-eth/test/integration/web3_eth/sign_transaction.test.ts
+++ b/packages/web3-eth/test/integration/web3_eth/sign_transaction.test.ts
@@ -15,7 +15,7 @@ You should have received a copy of the GNU Lesser General Public License
 along with web3.js.  If not, see <http://www.gnu.org/licenses/>.
 */
 
-import { Transaction } from 'web3-types';
+import { Transaction, TransactionLegacySignedAPI } from 'web3-types';
 import { Web3Eth } from '../../../src';
 import {
 	closeOpenConnection,
@@ -37,30 +37,60 @@ describe('Web3Eth.signTransaction', () => {
 	});
 
 	it('should sign a simple value transfer', async () => {
+		const nonce = await web3Eth.getTransactionCount(tempAcc.address);
 		const transaction: Transaction = {
 			from: tempAcc.address,
-			nonce: await web3Eth.getTransactionCount(tempAcc.address),
+			nonce,
 			to: '0x0000000000000000000000000000000000000000',
 			value: '0x1',
 			gas: '0x5208',
 			gasPrice: '0x3b9aca01',
 		};
 		const response = await web3Eth.signTransaction(transaction);
-		expect(response).toMatchObject({ raw: expect.any(String), tx: expect.any(Object) });
+		expect(response).toMatchObject({
+			tx: {
+				type: BigInt(0),
+				nonce: BigInt(nonce),
+				gasPrice: BigInt(1000000001),
+				gas: BigInt(21000),
+				value: BigInt(1),
+				to: transaction.to,
+				input: '0x',
+			},
+		});
+		// Pulling out of toMatchObject to be compatiable with Cypress
+		expect(response.raw).toMatch(/0[xX][0-9a-fA-F]+/);
+		expect(typeof (response.tx as TransactionLegacySignedAPI).v).toBe('bigint');
+		expect(response.tx.r).toMatch(/0[xX][0-9a-fA-F]+/);
+		expect(response.tx.s).toMatch(/0[xX][0-9a-fA-F]+/);
 	});
 
 	it('should sign a contract deployment', async () => {
 		const greeterContractDeploymentData =
 			'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';
+		const nonce = await web3Eth.getTransactionCount(tempAcc.address);
 		const transaction: Transaction = {
 			from: tempAcc.address,
-			nonce: await web3Eth.getTransactionCount(tempAcc.address),
+			nonce,
 			data: greeterContractDeploymentData,
 			gas: '0x740b8',
 			gasPrice: '0x3b9aca01',
 		};
 		const response = await web3Eth.signTransaction(transaction);
 		// eslint-disable-next-line jest/no-standalone-expect
-		expect(response).toMatchObject({ raw: expect.any(String), tx: expect.any(Object) });
+		expect(response).toMatchObject({
+			tx: {
+				type: BigInt(0),
+				nonce: BigInt(nonce),
+				gasPrice: BigInt(1000000001),
+				gas: BigInt(475320),
+				input: greeterContractDeploymentData,
+			},
+		});
+		// Pulling out of toMatchObject to be compatiable with Cypress
+		expect(response.raw).toMatch(/0[xX][0-9a-fA-F]+/);
+		expect(typeof (response.tx as TransactionLegacySignedAPI).v).toBe('bigint');
+		expect(response.tx.r).toMatch(/0[xX][0-9a-fA-F]+/);
+		expect(response.tx.s).toMatch(/0[xX][0-9a-fA-F]+/);
 	});
 });
diff --git a/packages/web3-eth/test/unit/default_transaction_builder.test.ts b/packages/web3-eth/test/unit/default_transaction_builder.test.ts
index 38d4be1c777..a07eae51ee8 100644
--- a/packages/web3-eth/test/unit/default_transaction_builder.test.ts
+++ b/packages/web3-eth/test/unit/default_transaction_builder.test.ts
@@ -62,7 +62,7 @@ describe('defaultTransactionBuilder', () => {
 		type: '0x0',
 		maxFeePerGas: expectedMaxFeePerGas,
 		maxPriorityFeePerGas: expectedMaxPriorityFeePerGas,
-		data: '0x0',
+		data: '0x',
 		nonce: expectedNonce,
 		chain: 'mainnet',
 		hardfork: 'berlin',
@@ -210,16 +210,28 @@ describe('defaultTransactionBuilder', () => {
 		});
 	});
 
-	describe('should populate data', () => {
+	describe('should populate input', () => {
 		it('should populate with 0x', async () => {
+			const input = { ...transaction };
+			delete input.input;
+
+			const result = await defaultTransactionBuilder({
+				transaction: input,
+				web3Context,
+			});
+			expect(result.input).toBe('0x');
+		});
+
+		it('should prefix with 0x', async () => {
 			const input = { ...transaction };
 			delete input.data;
+			input.input = '123';
 
 			const result = await defaultTransactionBuilder({
 				transaction: input,
 				web3Context,
 			});
-			expect(result.data).toBe('0x');
+			expect(result.input).toBe('0x123');
 		});
 	});
 
diff --git a/packages/web3-eth/test/unit/format_transaction.test.ts b/packages/web3-eth/test/unit/format_transaction.test.ts
index bea26fddd18..b61db25bf88 100644
--- a/packages/web3-eth/test/unit/format_transaction.test.ts
+++ b/packages/web3-eth/test/unit/format_transaction.test.ts
@@ -50,6 +50,14 @@ describe('formatTransaction', () => {
 		for (const sourceType of Object.keys(transactionsDataForNumberTypes)) {
 			for (const destinationType of Object.keys(transactionsDataForNumberTypes)) {
 				it(`should convert "${sourceType}" properties to "${destinationType}"`, () => {
+					// formatTransaction replaces gasLimit with gas property to follow ETH spec
+					// https://github.com/ethereum/execution-apis/issues/283
+					const expectedFormattedTransaction =
+						transactionsDataForNumberTypes[destinationType as FMT_NUMBER];
+					delete expectedFormattedTransaction.gasLimit;
+					// formatTransaction replaces data with input to follow ETH spec
+					delete expectedFormattedTransaction.data;
+
 					expect(
 						formatTransaction(
 							transactionsDataForNumberTypes[sourceType as FMT_NUMBER],
@@ -58,7 +66,7 @@ describe('formatTransaction', () => {
 								number: destinationType as FMT_NUMBER,
 							},
 						),
-					).toStrictEqual(transactionsDataForNumberTypes[destinationType as FMT_NUMBER]);
+					).toStrictEqual(expectedFormattedTransaction);
 				});
 			}
 		}
@@ -68,12 +76,20 @@ describe('formatTransaction', () => {
 		for (const sourceType of Object.keys(transactionsDataForByteTypes)) {
 			for (const destinationType of Object.keys(transactionsDataForByteTypes)) {
 				it(`should convert "${sourceType}" properties to "${destinationType}"`, () => {
+					// formatTransaction replaces gasLimit with gas property to follow ETH spec
+					// https://github.com/ethereum/execution-apis/issues/283
+					const expectedFormattedTransaction =
+						transactionsDataForByteTypes[destinationType as FMT_BYTES];
+					delete expectedFormattedTransaction.gasLimit;
+					// formatTransaction replaces data with input to follow ETH spec
+					delete expectedFormattedTransaction.data;
+
 					expect(
 						formatTransaction(transactionsDataForByteTypes[sourceType as FMT_BYTES], {
 							...DEFAULT_RETURN_FORMAT,
 							bytes: destinationType as FMT_BYTES,
 						}),
-					).toStrictEqual(transactionsDataForByteTypes[destinationType as FMT_BYTES]);
+					).toStrictEqual(expectedFormattedTransaction);
 				});
 			}
 		}
diff --git a/packages/web3-eth/test/unit/rpc_method_wrappers/fixtures/get_transaction.ts b/packages/web3-eth/test/unit/rpc_method_wrappers/fixtures/get_transaction.ts
index c64bb34d0cc..46e596987a0 100644
--- a/packages/web3-eth/test/unit/rpc_method_wrappers/fixtures/get_transaction.ts
+++ b/packages/web3-eth/test/unit/rpc_method_wrappers/fixtures/get_transaction.ts
@@ -14,26 +14,28 @@ GNU Lesser General Public License for more details.
 You should have received a copy of the GNU Lesser General Public License
 along with web3.js.  If not, see <http://www.gnu.org/licenses/>.
 */
-import { Bytes, Transaction } from 'web3-types';
+import { Bytes, TransactionInfo } from 'web3-types';
 
-export const mockRpcResponse: Transaction = {
-	from: '0xEB014f8c8B418Db6b45774c326A0E64C78914dC0',
-	to: '0x3535353535353535353535353535353535353535',
-	value: '0x174876e800',
-	gas: '0x5208',
-	gasPrice: '0x4a817c800',
-	type: '0x0',
-	maxFeePerGas: '0x1229298c00',
-	maxPriorityFeePerGas: '0x49504f80',
-	data: '0x',
-	nonce: '0x4',
-	chain: 'mainnet',
-	hardfork: 'berlin',
+export const mockRpcResponse: TransactionInfo = {
+	accessList: [],
+	blockHash: '0xc9e87d2d1aa23d241fe281b8db7856c497320aa4f1f582a7fcd4fab7d2addf74',
+	blockNumber: '0xc66332',
 	chainId: '0x1',
-	gasLimit: '0x5208',
-	v: '0x25',
-	r: '0x4f4c17305743700648bc4f6cd3038ec6f6af0df73e31757007b7f59df7bee88d',
-	s: '0x7e1941b264348e80c78c4027afc65a87b0a5e43e86742b8ca0823584c6788fd0',
+	from: '0xcfb162c6de7ee2b49048b270cb5e297da5b6e6c3',
+	gas: '0x31d00',
+	gasPrice: '0xa83613262',
+	hash: '0x5f67b495f9c53b942cb1bfacaf175ad887372d7227454a971f15f5e6a7639ad1',
+	input: '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',
+	maxFeePerGas: '0xf2cec3661',
+	maxPriorityFeePerGas: '0xb2d05e00',
+	nonce: '0xb8',
+	r: '0x9d201db7621ee0e204841ea374cca3397c7f1a880c5f83207d8cd7e5b4b9e984',
+	s: '0x391b00b10782665d8c5138aef912ea77a59024bf7962f4d1faedcc45bf91d568',
+	to: '0x7a250d5630b4cf539739df2c5dacb4c659f2488d',
+	transactionIndex: '0xc8',
+	type: '0x2',
+	v: '0x0',
+	value: '0x0',
 };
 
 /**
diff --git a/packages/web3-eth/test/unit/rpc_method_wrappers/get_transaction.test.ts b/packages/web3-eth/test/unit/rpc_method_wrappers/get_transaction.test.ts
index d64e7ef59ed..d0a0040b0ec 100644
--- a/packages/web3-eth/test/unit/rpc_method_wrappers/get_transaction.test.ts
+++ b/packages/web3-eth/test/unit/rpc_method_wrappers/get_transaction.test.ts
@@ -21,7 +21,7 @@ import { ethRpcMethods } from 'web3-rpc-methods';
 
 import { getTransaction } from '../../../src/rpc_method_wrappers';
 import { mockRpcResponse, testData } from './fixtures/get_transaction';
-import { formatTransaction } from '../../../src';
+import { formatTransaction, transactionInfoSchema } from '../../../src';
 
 jest.mock('web3-rpc-methods');
 
@@ -57,6 +57,7 @@ describe('getTransaction', () => {
 			const expectedFormattedResult = formatTransaction(
 				mockRpcResponse,
 				expectedReturnFormat,
+				{ transactionSchema: transactionInfoSchema },
 			);
 			(ethRpcMethods.getTransactionByHash as jest.Mock).mockResolvedValueOnce(
 				mockRpcResponse,
diff --git a/packages/web3-eth/test/unit/rpc_method_wrappers/get_transaction_from_block.test.ts b/packages/web3-eth/test/unit/rpc_method_wrappers/get_transaction_from_block.test.ts
index 08c93b1786a..4ae40862e02 100644
--- a/packages/web3-eth/test/unit/rpc_method_wrappers/get_transaction_from_block.test.ts
+++ b/packages/web3-eth/test/unit/rpc_method_wrappers/get_transaction_from_block.test.ts
@@ -22,7 +22,7 @@ import { ethRpcMethods } from 'web3-rpc-methods';
 
 import { getTransactionFromBlock } from '../../../src/rpc_method_wrappers';
 import { mockRpcResponse, testData } from './fixtures/get_transaction_from_block';
-import { formatTransaction } from '../../../src';
+import { formatTransaction, transactionInfoSchema } from '../../../src';
 
 jest.mock('web3-rpc-methods');
 
@@ -75,6 +75,7 @@ describe('getTransactionFromBlock', () => {
 			const expectedFormattedResult = formatTransaction(
 				mockRpcResponse,
 				expectedReturnFormat,
+				{ transactionSchema: transactionInfoSchema },
 			);
 			const inputBlockIsBytes = isBytes(inputBlock as Bytes);
 			(
diff --git a/packages/web3-types/CHANGELOG.md b/packages/web3-types/CHANGELOG.md
index 5c00227f343..675596642a1 100644
--- a/packages/web3-types/CHANGELOG.md
+++ b/packages/web3-types/CHANGELOG.md
@@ -79,3 +79,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 -   Added `safe` and `finalized` block tags in `BlockTags` and `BlockTag` types (#5823)
 
 ## [Unreleased]
+
+### Changed
+
+-   `data` property in `TransactionOutput` was renamed to `input` (#5915)
diff --git a/packages/web3-types/src/eth_types.ts b/packages/web3-types/src/eth_types.ts
index 3115d96c99c..dcacfba0048 100644
--- a/packages/web3-types/src/eth_types.ts
+++ b/packages/web3-types/src/eth_types.ts
@@ -81,7 +81,7 @@ export type TransactionOutput = {
 	readonly [key: string]: unknown;
 	readonly to?: HexString; // If its a contract creation tx then no address wil be specified.
 	readonly from?: HexString;
-	readonly data: string;
+	readonly input: string;
 	readonly gas?: Numbers;
 	readonly gasLimit?: string;
 	readonly nonce: Numbers;
@@ -372,7 +372,7 @@ export interface PopulatedUnsignedBaseTransaction {
 	gas?: Numbers;
 	gasPrice: Numbers;
 	type: Numbers;
-	data: Bytes;
+	input: Bytes;
 	nonce: Numbers;
 	networkId: Numbers;
 	chain: ValidChains;
diff --git a/tools/web3-plugin-example/test/unit/contract_method_wrappers.test.ts b/tools/web3-plugin-example/test/unit/contract_method_wrappers.test.ts
index 84732bb2b7d..7de66b31ec8 100644
--- a/tools/web3-plugin-example/test/unit/contract_method_wrappers.test.ts
+++ b/tools/web3-plugin-example/test/unit/contract_method_wrappers.test.ts
@@ -68,7 +68,7 @@ describe('CustomRpcMethodsPlugin Tests', () => {
 				method: 'eth_call',
 				params: [
 					{
-						data: '0x70a082310000000000000000000000008da5e39ec14b57fb9bcd9aa2b4500e909119795d',
+						input: '0x70a082310000000000000000000000008da5e39ec14b57fb9bcd9aa2b4500e909119795d',
 						to: '0xdAC17F958D2ee523a2206206994597C13D831ec7',
 					},
 					'latest',
@@ -101,7 +101,7 @@ describe('CustomRpcMethodsPlugin Tests', () => {
 				method: 'eth_sendTransaction',
 				params: [
 					{
-						data: '0xa9059cbb0000000000000000000000004f641def1e7845caab95ac717c80416082430d0d000000000000000000000000000000000000000000000000000000000000002a',
+						input: '0xa9059cbb0000000000000000000000004f641def1e7845caab95ac717c80416082430d0d000000000000000000000000000000000000000000000000000000000000002a',
 						from: sender,
 						gasPrice: expectedGasPrice,
 						maxFeePerGas: undefined,