diff --git a/sdk/containerservice/arm-containerservice/src/containerServiceClientContext.ts b/sdk/containerservice/arm-containerservice/src/containerServiceClientContext.ts
index b5402d3f7d73..2c68ffc7695a 100644
--- a/sdk/containerservice/arm-containerservice/src/containerServiceClientContext.ts
+++ b/sdk/containerservice/arm-containerservice/src/containerServiceClientContext.ts
@@ -37,7 +37,7 @@ export class ContainerServiceClientContext extends msRestAzure.AzureServiceClien
     if (!options) {
       options = {};
     }
-    if (!options.userAgent) {
+    if(!options.userAgent) {
       const defaultUserAgent = msRestAzure.getDefaultUserAgentValue();
       options.userAgent = `${packageName}/${packageVersion} ${defaultUserAgent}`;
     }
@@ -51,10 +51,10 @@ export class ContainerServiceClientContext extends msRestAzure.AzureServiceClien
     this.credentials = credentials;
     this.subscriptionId = subscriptionId;
 
-    if (options.acceptLanguage !== null && options.acceptLanguage !== undefined) {
+    if(options.acceptLanguage !== null && options.acceptLanguage !== undefined) {
       this.acceptLanguage = options.acceptLanguage;
     }
-    if (options.longRunningOperationRetryTimeout !== null && options.longRunningOperationRetryTimeout !== undefined) {
+    if(options.longRunningOperationRetryTimeout !== null && options.longRunningOperationRetryTimeout !== undefined) {
       this.longRunningOperationRetryTimeout = options.longRunningOperationRetryTimeout;
     }
   }
diff --git a/sdk/containerservice/arm-containerservice/src/models/agentPoolsMappers.ts b/sdk/containerservice/arm-containerservice/src/models/agentPoolsMappers.ts
index 49ad2d5a96e6..160a143e7afe 100644
--- a/sdk/containerservice/arm-containerservice/src/models/agentPoolsMappers.ts
+++ b/sdk/containerservice/arm-containerservice/src/models/agentPoolsMappers.ts
@@ -46,6 +46,7 @@ export {
   ManagedClusterPropertiesAutoScalerProfile,
   ManagedClusterPropertiesIdentityProfileValue,
   ManagedClusterServicePrincipalProfile,
+  ManagedClusterSKU,
   ManagedClusterWindowsProfile,
   NetworkProfile,
   OpenShiftManagedCluster,
diff --git a/sdk/containerservice/arm-containerservice/src/models/containerServicesMappers.ts b/sdk/containerservice/arm-containerservice/src/models/containerServicesMappers.ts
index 4c84d94bb361..cecb5b339eba 100644
--- a/sdk/containerservice/arm-containerservice/src/models/containerServicesMappers.ts
+++ b/sdk/containerservice/arm-containerservice/src/models/containerServicesMappers.ts
@@ -42,6 +42,7 @@ export {
   ManagedClusterPropertiesAutoScalerProfile,
   ManagedClusterPropertiesIdentityProfileValue,
   ManagedClusterServicePrincipalProfile,
+  ManagedClusterSKU,
   ManagedClusterWindowsProfile,
   NetworkProfile,
   OpenShiftManagedCluster,
diff --git a/sdk/containerservice/arm-containerservice/src/models/index.ts b/sdk/containerservice/arm-containerservice/src/models/index.ts
index 744466c5ba9f..50a8f01a0b25 100644
--- a/sdk/containerservice/arm-containerservice/src/models/index.ts
+++ b/sdk/containerservice/arm-containerservice/src/models/index.ts
@@ -1269,14 +1269,22 @@ export interface ManagedClusterAddonProfile {
  * AADProfile specifies attributes for Azure Active Directory integration.
  */
 export interface ManagedClusterAADProfile {
+  /**
+   * Whether to enable managed AAD.
+   */
+  managed?: boolean;
+  /**
+   * AAD group object IDs that will have admin role of the cluster.
+   */
+  adminGroupObjectIDs?: string[];
   /**
    * The client AAD application ID.
    */
-  clientAppID: string;
+  clientAppID?: string;
   /**
    * The server AAD application ID.
    */
-  serverAppID: string;
+  serverAppID?: string;
   /**
    * The server AAD application secret.
    */
@@ -1292,6 +1300,7 @@ export interface ManagedClusterAADProfile {
  * Parameters to be applied to the cluster-autoscaler when enabled
  */
 export interface ManagedClusterPropertiesAutoScalerProfile {
+  balanceSimilarNodeGroups?: boolean;
   scanInterval?: string;
   scaleDownDelayAfterAdd?: string;
   scaleDownDelayAfterDelete?: string;
@@ -1345,6 +1354,20 @@ export interface ManagedClusterIdentity {
   type?: ResourceIdentityType;
 }
 
+/**
+ * An interface representing ManagedClusterSKU.
+ */
+export interface ManagedClusterSKU {
+  /**
+   * Name of a managed cluster SKU. Possible values include: 'Basic'
+   */
+  name?: ManagedClusterSKUName;
+  /**
+   * Tier of a managed cluster SKU. Possible values include: 'Paid', 'Free'
+   */
+  tier?: ManagedClusterSKUTier;
+}
+
 /**
  * Managed cluster.
  */
@@ -1438,6 +1461,10 @@ export interface ManagedCluster extends Resource {
    * The identity of the managed cluster, if configured.
    */
   identity?: ManagedClusterIdentity;
+  /**
+   * The managed cluster SKU.
+   */
+  sku?: ManagedClusterSKU;
 }
 
 /**
@@ -1875,6 +1902,22 @@ export type LoadBalancerSku = 'standard' | 'basic';
  */
 export type ResourceIdentityType = 'SystemAssigned' | 'None';
 
+/**
+ * Defines values for ManagedClusterSKUName.
+ * Possible values include: 'Basic'
+ * @readonly
+ * @enum {string}
+ */
+export type ManagedClusterSKUName = 'Basic';
+
+/**
+ * Defines values for ManagedClusterSKUTier.
+ * Possible values include: 'Paid', 'Free'
+ * @readonly
+ * @enum {string}
+ */
+export type ManagedClusterSKUTier = 'Paid' | 'Free';
+
 /**
  * Contains response data for the list operation.
  */
diff --git a/sdk/containerservice/arm-containerservice/src/models/managedClustersMappers.ts b/sdk/containerservice/arm-containerservice/src/models/managedClustersMappers.ts
index 6a0d92c8e771..a60f49872379 100644
--- a/sdk/containerservice/arm-containerservice/src/models/managedClustersMappers.ts
+++ b/sdk/containerservice/arm-containerservice/src/models/managedClustersMappers.ts
@@ -46,6 +46,7 @@ export {
   ManagedClusterPropertiesAutoScalerProfile,
   ManagedClusterPropertiesIdentityProfileValue,
   ManagedClusterServicePrincipalProfile,
+  ManagedClusterSKU,
   ManagedClusterUpgradeProfile,
   ManagedClusterWindowsProfile,
   NetworkProfile,
diff --git a/sdk/containerservice/arm-containerservice/src/models/mappers.ts b/sdk/containerservice/arm-containerservice/src/models/mappers.ts
index 0e642ff00ef4..36ff28207c96 100644
--- a/sdk/containerservice/arm-containerservice/src/models/mappers.ts
+++ b/sdk/containerservice/arm-containerservice/src/models/mappers.ts
@@ -1856,15 +1856,30 @@ export const ManagedClusterAADProfile: msRest.CompositeMapper = {
     name: "Composite",
     className: "ManagedClusterAADProfile",
     modelProperties: {
+      managed: {
+        serializedName: "managed",
+        type: {
+          name: "Boolean"
+        }
+      },
+      adminGroupObjectIDs: {
+        serializedName: "adminGroupObjectIDs",
+        type: {
+          name: "Sequence",
+          element: {
+            type: {
+              name: "String"
+            }
+          }
+        }
+      },
       clientAppID: {
-        required: true,
         serializedName: "clientAppID",
         type: {
           name: "String"
         }
       },
       serverAppID: {
-        required: true,
         serializedName: "serverAppID",
         type: {
           name: "String"
@@ -1892,6 +1907,12 @@ export const ManagedClusterPropertiesAutoScalerProfile: msRest.CompositeMapper =
     name: "Composite",
     className: "ManagedClusterPropertiesAutoScalerProfile",
     modelProperties: {
+      balanceSimilarNodeGroups: {
+        serializedName: "balance-similar-node-groups",
+        type: {
+          name: "Boolean"
+        }
+      },
       scanInterval: {
         serializedName: "scan-interval",
         type: {
@@ -2016,6 +2037,28 @@ export const ManagedClusterIdentity: msRest.CompositeMapper = {
   }
 };
 
+export const ManagedClusterSKU: msRest.CompositeMapper = {
+  serializedName: "ManagedClusterSKU",
+  type: {
+    name: "Composite",
+    className: "ManagedClusterSKU",
+    modelProperties: {
+      name: {
+        serializedName: "name",
+        type: {
+          name: "String"
+        }
+      },
+      tier: {
+        serializedName: "tier",
+        type: {
+          name: "String"
+        }
+      }
+    }
+  }
+};
+
 export const ManagedCluster: msRest.CompositeMapper = {
   serializedName: "ManagedCluster",
   type: {
@@ -2178,6 +2221,13 @@ export const ManagedCluster: msRest.CompositeMapper = {
           name: "Composite",
           className: "ManagedClusterIdentity"
         }
+      },
+      sku: {
+        serializedName: "sku",
+        type: {
+          name: "Composite",
+          className: "ManagedClusterSKU"
+        }
       }
     }
   }
diff --git a/sdk/containerservice/arm-containerservice/src/models/openShiftManagedClustersMappers.ts b/sdk/containerservice/arm-containerservice/src/models/openShiftManagedClustersMappers.ts
index 7458a1ef58ae..3df73e9c3b4b 100644
--- a/sdk/containerservice/arm-containerservice/src/models/openShiftManagedClustersMappers.ts
+++ b/sdk/containerservice/arm-containerservice/src/models/openShiftManagedClustersMappers.ts
@@ -41,6 +41,7 @@ export {
   ManagedClusterPropertiesAutoScalerProfile,
   ManagedClusterPropertiesIdentityProfileValue,
   ManagedClusterServicePrincipalProfile,
+  ManagedClusterSKU,
   ManagedClusterWindowsProfile,
   NetworkProfile,
   OpenShiftManagedCluster,
diff --git a/sdk/containerservice/arm-containerservice/src/models/parameters.ts b/sdk/containerservice/arm-containerservice/src/models/parameters.ts
index 8d1d0ce731d9..d75a579bf937 100644
--- a/sdk/containerservice/arm-containerservice/src/models/parameters.ts
+++ b/sdk/containerservice/arm-containerservice/src/models/parameters.ts
@@ -72,7 +72,7 @@ export const apiVersion3: msRest.OperationQueryParameter = {
     required: true,
     isConstant: true,
     serializedName: "api-version",
-    defaultValue: '2020-02-01',
+    defaultValue: '2020-03-01',
     type: {
       name: "String"
     }