You can call this operation to unbind tags from specified ECS resource list. After a tag is unbound, the tag is automatically deleted if it is not bound to any other resources.


OpenAPI Explorer automatically calculates the signature value. For your convenience, we recommend that you call this operation in OpenAPI Explorer. OpenAPI Explorer dynamically generates the sample code of the operation for different SDKs.

Request parameters

Parameter Type Required Example Description
Action String No UntagResources

The operation that you want to perform. Set the value to UntagResources.

RegionId String Yes cn-hangzhou

The ID of the region where your cluster resides.

ResourceId.N RepeatList Yes C- 3652B95F65967 deployment environment *

The ID of the EMR cluster. Valid values of N: 1 to 50.

ResourceType String Yes cluster

The type of the resource. Select cluster from the EMR cluster drop-down list.

TagKey.N RepeatList No DevNianmin

The tag key of the EMR cluster. Valid values of N: 1 to 20.

All Boolean No false

Specifies whether to unbind all tags from the resource. This parameter is valid only when the TagKey.N parameter is not specified in the request. Valid values:

  • true
  • false

Default value: false.

Response parameters

Parameter Type Example Description
RequestId String C46FF5A8-C5F0-4024-8262-B16B639225A0

The ID of the request.


Sample requests:

http(s)://[Endpoint]/? Action=UntagResources
&ResourceId.1=C-3652B95F65967 environment variables *
&<Common request parameters>

Sample success responses

XML format


JSON format


Error codes

HTTP status code Error code Error message Description
500 InternalError The request processing has failed due to some unknown error. The error message returned because the request processing has failed due to an internal error. Submit a ticket.

For a list of error codes, visit the API Error Center.