diff --git a/billing/resource-manager/v2019_10_01_preview/src/main/java/com/microsoft/azure/management/billing/v2019_10_01_preview/RecipientTransfers.java b/billing/resource-manager/v2019_10_01_preview/src/main/java/com/microsoft/azure/management/billing/v2019_10_01_preview/RecipientTransfers.java
index ee71b2f440cc..fa53ce2e0008 100644
--- a/billing/resource-manager/v2019_10_01_preview/src/main/java/com/microsoft/azure/management/billing/v2019_10_01_preview/RecipientTransfers.java
+++ b/billing/resource-manager/v2019_10_01_preview/src/main/java/com/microsoft/azure/management/billing/v2019_10_01_preview/RecipientTransfers.java
@@ -25,15 +25,6 @@ public interface RecipientTransfers extends HasInner<RecipientTransfersInner> {
      */
     Observable<RecipientTransferDetails> acceptAsync(String transferName);
 
-    /**
-     * Validates if the products can be transferred in the context of the given transfer name.
-     *
-     * @param transferName Transfer Name.
-     * @throws IllegalArgumentException thrown if parameters fail the validation
-     * @return the observable for the request
-     */
-    Observable<ValidateTransferListResponse> validateAsync(String transferName);
-
     /**
      * Declines the transfer with given transfer Id.
      *
diff --git a/billing/resource-manager/v2019_10_01_preview/src/main/java/com/microsoft/azure/management/billing/v2019_10_01_preview/implementation/RecipientTransfersImpl.java b/billing/resource-manager/v2019_10_01_preview/src/main/java/com/microsoft/azure/management/billing/v2019_10_01_preview/implementation/RecipientTransfersImpl.java
index c189864fb1a6..fe51097b546a 100644
--- a/billing/resource-manager/v2019_10_01_preview/src/main/java/com/microsoft/azure/management/billing/v2019_10_01_preview/implementation/RecipientTransfersImpl.java
+++ b/billing/resource-manager/v2019_10_01_preview/src/main/java/com/microsoft/azure/management/billing/v2019_10_01_preview/implementation/RecipientTransfersImpl.java
@@ -15,7 +15,6 @@
 import rx.Observable;
 import com.microsoft.azure.Page;
 import com.microsoft.azure.management.billing.v2019_10_01_preview.RecipientTransferDetails;
-import com.microsoft.azure.management.billing.v2019_10_01_preview.ValidateTransferListResponse;
 
 class RecipientTransfersImpl extends WrapperImpl<RecipientTransfersInner> implements RecipientTransfers {
     private final BillingManager manager;
@@ -41,18 +40,6 @@ public RecipientTransferDetails call(RecipientTransferDetailsInner inner) {
         });
     }
 
-    @Override
-    public Observable<ValidateTransferListResponse> validateAsync(String transferName) {
-        RecipientTransfersInner client = this.inner();
-        return client.validateAsync(transferName)
-        .map(new Func1<ValidateTransferListResponseInner, ValidateTransferListResponse>() {
-            @Override
-            public ValidateTransferListResponse call(ValidateTransferListResponseInner inner) {
-                return new ValidateTransferListResponseImpl(inner, manager());
-            }
-        });
-    }
-
     @Override
     public Observable<RecipientTransferDetails> declineAsync(String transferName) {
         RecipientTransfersInner client = this.inner();
diff --git a/billing/resource-manager/v2019_10_01_preview/src/main/java/com/microsoft/azure/management/billing/v2019_10_01_preview/implementation/RecipientTransfersInner.java b/billing/resource-manager/v2019_10_01_preview/src/main/java/com/microsoft/azure/management/billing/v2019_10_01_preview/implementation/RecipientTransfersInner.java
index d09881ea19db..1669ea16f254 100644
--- a/billing/resource-manager/v2019_10_01_preview/src/main/java/com/microsoft/azure/management/billing/v2019_10_01_preview/implementation/RecipientTransfersInner.java
+++ b/billing/resource-manager/v2019_10_01_preview/src/main/java/com/microsoft/azure/management/billing/v2019_10_01_preview/implementation/RecipientTransfersInner.java
@@ -65,10 +65,6 @@ interface RecipientTransfersService {
         @POST("providers/Microsoft.Billing/transfers/{transferName}/acceptTransfer")
         Observable<Response<ResponseBody>> accept(@Path("transferName") String transferName, @Header("accept-language") String acceptLanguage, @Body AcceptTransferRequest parameters, @Header("User-Agent") String userAgent);
 
-        @Headers({ "Content-Type: application/json; charset=utf-8", "x-ms-logging-context: com.microsoft.azure.management.billing.v2019_10_01_preview.RecipientTransfers validate" })
-        @POST("providers/Microsoft.Billing/transfers/{transferName}/validateTransfer")
-        Observable<Response<ResponseBody>> validate(@Path("transferName") String transferName, @Header("accept-language") String acceptLanguage, @Body AcceptTransferRequest parameters, @Header("User-Agent") String userAgent);
-
         @Headers({ "Content-Type: application/json; charset=utf-8", "x-ms-logging-context: com.microsoft.azure.management.billing.v2019_10_01_preview.RecipientTransfers decline" })
         @POST("providers/Microsoft.Billing/transfers/{transferName}/declineTransfer")
         Observable<Response<ResponseBody>> decline(@Path("transferName") String transferName, @Header("accept-language") String acceptLanguage, @Header("User-Agent") String userAgent);
@@ -236,155 +232,6 @@ private ServiceResponse<RecipientTransferDetailsInner> acceptDelegate(Response<R
                 .build(response);
     }
 
-    /**
-     * Validates if the products can be transferred in the context of the given transfer name.
-     *
-     * @param transferName Transfer Name.
-     * @throws IllegalArgumentException thrown if parameters fail the validation
-     * @throws ErrorResponseException thrown if the request is rejected by server
-     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent
-     * @return the ValidateTransferListResponseInner object if successful.
-     */
-    public ValidateTransferListResponseInner validate(String transferName) {
-        return validateWithServiceResponseAsync(transferName).toBlocking().single().body();
-    }
-
-    /**
-     * Validates if the products can be transferred in the context of the given transfer name.
-     *
-     * @param transferName Transfer Name.
-     * @param serviceCallback the async ServiceCallback to handle successful and failed responses.
-     * @throws IllegalArgumentException thrown if parameters fail the validation
-     * @return the {@link ServiceFuture} object
-     */
-    public ServiceFuture<ValidateTransferListResponseInner> validateAsync(String transferName, final ServiceCallback<ValidateTransferListResponseInner> serviceCallback) {
-        return ServiceFuture.fromResponse(validateWithServiceResponseAsync(transferName), serviceCallback);
-    }
-
-    /**
-     * Validates if the products can be transferred in the context of the given transfer name.
-     *
-     * @param transferName Transfer Name.
-     * @throws IllegalArgumentException thrown if parameters fail the validation
-     * @return the observable to the ValidateTransferListResponseInner object
-     */
-    public Observable<ValidateTransferListResponseInner> validateAsync(String transferName) {
-        return validateWithServiceResponseAsync(transferName).map(new Func1<ServiceResponse<ValidateTransferListResponseInner>, ValidateTransferListResponseInner>() {
-            @Override
-            public ValidateTransferListResponseInner call(ServiceResponse<ValidateTransferListResponseInner> response) {
-                return response.body();
-            }
-        });
-    }
-
-    /**
-     * Validates if the products can be transferred in the context of the given transfer name.
-     *
-     * @param transferName Transfer Name.
-     * @throws IllegalArgumentException thrown if parameters fail the validation
-     * @return the observable to the ValidateTransferListResponseInner object
-     */
-    public Observable<ServiceResponse<ValidateTransferListResponseInner>> validateWithServiceResponseAsync(String transferName) {
-        if (transferName == null) {
-            throw new IllegalArgumentException("Parameter transferName is required and cannot be null.");
-        }
-        final List<ProductDetails> productDetails = null;
-        AcceptTransferRequest parameters = new AcceptTransferRequest();
-        parameters.withProductDetails(null);
-        return service.validate(transferName, this.client.acceptLanguage(), parameters, this.client.userAgent())
-            .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<ValidateTransferListResponseInner>>>() {
-                @Override
-                public Observable<ServiceResponse<ValidateTransferListResponseInner>> call(Response<ResponseBody> response) {
-                    try {
-                        ServiceResponse<ValidateTransferListResponseInner> clientResponse = validateDelegate(response);
-                        return Observable.just(clientResponse);
-                    } catch (Throwable t) {
-                        return Observable.error(t);
-                    }
-                }
-            });
-    }
-
-    /**
-     * Validates if the products can be transferred in the context of the given transfer name.
-     *
-     * @param transferName Transfer Name.
-     * @param productDetails Request parameters to accept transfer.
-     * @throws IllegalArgumentException thrown if parameters fail the validation
-     * @throws ErrorResponseException thrown if the request is rejected by server
-     * @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent
-     * @return the ValidateTransferListResponseInner object if successful.
-     */
-    public ValidateTransferListResponseInner validate(String transferName, List<ProductDetails> productDetails) {
-        return validateWithServiceResponseAsync(transferName, productDetails).toBlocking().single().body();
-    }
-
-    /**
-     * Validates if the products can be transferred in the context of the given transfer name.
-     *
-     * @param transferName Transfer Name.
-     * @param productDetails Request parameters to accept transfer.
-     * @param serviceCallback the async ServiceCallback to handle successful and failed responses.
-     * @throws IllegalArgumentException thrown if parameters fail the validation
-     * @return the {@link ServiceFuture} object
-     */
-    public ServiceFuture<ValidateTransferListResponseInner> validateAsync(String transferName, List<ProductDetails> productDetails, final ServiceCallback<ValidateTransferListResponseInner> serviceCallback) {
-        return ServiceFuture.fromResponse(validateWithServiceResponseAsync(transferName, productDetails), serviceCallback);
-    }
-
-    /**
-     * Validates if the products can be transferred in the context of the given transfer name.
-     *
-     * @param transferName Transfer Name.
-     * @param productDetails Request parameters to accept transfer.
-     * @throws IllegalArgumentException thrown if parameters fail the validation
-     * @return the observable to the ValidateTransferListResponseInner object
-     */
-    public Observable<ValidateTransferListResponseInner> validateAsync(String transferName, List<ProductDetails> productDetails) {
-        return validateWithServiceResponseAsync(transferName, productDetails).map(new Func1<ServiceResponse<ValidateTransferListResponseInner>, ValidateTransferListResponseInner>() {
-            @Override
-            public ValidateTransferListResponseInner call(ServiceResponse<ValidateTransferListResponseInner> response) {
-                return response.body();
-            }
-        });
-    }
-
-    /**
-     * Validates if the products can be transferred in the context of the given transfer name.
-     *
-     * @param transferName Transfer Name.
-     * @param productDetails Request parameters to accept transfer.
-     * @throws IllegalArgumentException thrown if parameters fail the validation
-     * @return the observable to the ValidateTransferListResponseInner object
-     */
-    public Observable<ServiceResponse<ValidateTransferListResponseInner>> validateWithServiceResponseAsync(String transferName, List<ProductDetails> productDetails) {
-        if (transferName == null) {
-            throw new IllegalArgumentException("Parameter transferName is required and cannot be null.");
-        }
-        Validator.validate(productDetails);
-        AcceptTransferRequest parameters = new AcceptTransferRequest();
-        parameters.withProductDetails(productDetails);
-        return service.validate(transferName, this.client.acceptLanguage(), parameters, this.client.userAgent())
-            .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<ValidateTransferListResponseInner>>>() {
-                @Override
-                public Observable<ServiceResponse<ValidateTransferListResponseInner>> call(Response<ResponseBody> response) {
-                    try {
-                        ServiceResponse<ValidateTransferListResponseInner> clientResponse = validateDelegate(response);
-                        return Observable.just(clientResponse);
-                    } catch (Throwable t) {
-                        return Observable.error(t);
-                    }
-                }
-            });
-    }
-
-    private ServiceResponse<ValidateTransferListResponseInner> validateDelegate(Response<ResponseBody> response) throws ErrorResponseException, IOException, IllegalArgumentException {
-        return this.client.restClient().responseBuilderFactory().<ValidateTransferListResponseInner, ErrorResponseException>newInstance(this.client.serializerAdapter())
-                .register(200, new TypeToken<ValidateTransferListResponseInner>() { }.getType())
-                .registerError(ErrorResponseException.class)
-                .build(response);
-    }
-
     /**
      * Declines the transfer with given transfer Id.
      *