Request Syntax URI Request Parameters Request Body Response Syntax Response Elements Errors See Also

DeleteResourcePolicy

Deletes a resource-based policy from a Lambda resource.

Request Syntax


DELETE /2026-07-09/resource-policy/ResourceArn?RevisionId=RevisionId HTTP/1.1

URI Request Parameters

The request uses the following URI parameters.

ResourceArn

The Amazon Resource Name (ARN) of the Lambda resource you want to delete the policy from. You can use a qualified or an unqualified ARN. The value must be a complete ARN, and the operation does not accept wildcard characters.

Length Constraints: Minimum length of 0. Maximum length of 256.

Pattern: arn:(aws[a-zA-Z-]*)?:lambda:(eusc-)?[a-z]{2}((-gov)|(-iso([a-z]?)))?-[a-z]+-\d{1}:\d{12}:function:[a-zA-Z0-9-_]+(:(\$LATEST(\.PUBLISHED)?|[a-zA-Z0-9-_])+)?

Required: Yes

RevisionId

The revision ID that the existing policy must match for the deletion to proceed. If the revision ID doesn't match, the operation fails with a PreconditionFailedException error. To retrieve the current revision ID, use the GetResourcePolicy operation.

Length Constraints: Fixed length of 36.

Pattern: [0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}

Request Body

The request does not have a request body.

Response Syntax


HTTP/1.1 204

Response Elements

If the action is successful, the service sends back an HTTP 204 response with an empty HTTP body.

Errors

For information about the errors that are common to all actions, see Common Error Types.

InvalidParameterValueException

One of the parameters in the request is not valid.

message: The exception message.
Type: The exception type.

HTTP Status Code: 400

PreconditionFailedException

The RevisionId provided does not match the latest RevisionId for the Lambda function or alias.

For AddPermission and RemovePermission API operations: Call GetPolicy to retrieve the latest RevisionId for your resource.
For all other API operations: Call GetFunction or GetAlias to retrieve the latest RevisionId for your resource.

message: The exception message.
Type: The exception type.

HTTP Status Code: 412

ResourceConflictException

The resource already exists, or another operation is in progress.

message: The exception message.
Type: The exception type.

HTTP Status Code: 409

ResourceNotFoundException

The resource specified in the request does not exist.

HTTP Status Code: 404

ServiceException

The AWS Lambda service encountered an internal error.

HTTP Status Code: 500

TooManyRequestsException

The request throughput limit was exceeded. For more information, see Lambda quotas.

retryAfterSeconds: The number of seconds the caller should wait before retrying.

HTTP Status Code: 429