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Virtual Private Cloud:UnTagResources

Last Updated:Sep 09, 2025

Detaches tags from VPC peering connections.

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RAM authorization

The table below describes the authorization required to call this API. You can define it in a Resource Access Management (RAM) policy. The table's columns are detailed below:

  • Action: The actions can be used in the Action element of RAM permission policy statements to grant permissions to perform the operation.

  • API: The API that you can call to perform the action.

  • Access level: The predefined level of access granted for each API. Valid values: create, list, get, update, and delete.

  • Resource type: The type of the resource that supports authorization to perform the action. It indicates if the action supports resource-level permission. The specified resource must be compatible with the action. Otherwise, the policy will be ineffective.

    • For APIs with resource-level permissions, required resource types are marked with an asterisk (*). Specify the corresponding Alibaba Cloud Resource Name (ARN) in the Resource element of the policy.

    • For APIs without resource-level permissions, it is shown as All Resources. Use an asterisk (*) in the Resource element of the policy.

  • Condition key: The condition keys defined by the service. The key allows for granular control, applying to either actions alone or actions associated with specific resources. In addition to service-specific condition keys, Alibaba Cloud provides a set of common condition keys applicable across all RAM-supported services.

  • Dependent action: The dependent actions required to run the action. To complete the action, the RAM user or the RAM role must have the permissions to perform all dependent actions.

Action

Access level

Resource type

Condition key

Dependent action

vpc:UnTagResources

update

*PeerConnection

acs:vpc:{#regionId}:{#accountId}:vpcpeer/{#InstanceId}

None None

Request parameters

Parameter

Type

Required

Description

Example

ResourceId

array

Yes

The resource ID. You can specify up to 20 resource IDs.

string

No

The resource ID. You can specify up to 20 resource IDs.

pcc-bp16qjewdsunr41m1****

TagKey

array

No

The key of the tag to detach. You can specify up to 20 tag keys. An empty string is supported.

The tag key can be up to 128 characters in length. It cannot start with aliyun or acs: and cannot contain http:// or https://.

string

No

The key of the tag to detach. You can specify up to 20 tag keys. An empty string is supported.

The tag key can be up to 128 characters in length. It cannot start with aliyun or acs: and cannot contain http:// or https://.

FinanceDept

All

boolean

No

Specifies whether to detach all tags from the resource. Valid values:

  • true: Detaches all tags from the resource.

  • false (default): Does not detach all tags from the resource.

false

ResourceType

string

Yes

The resource type. Set the value to PeerConnection, which specifies a VPC peering connection.

PeerConnection

ClientToken

string

No

A client token to ensure that the request is idempotent.

Generate a unique token from your client for each request. The token can contain only ASCII characters.

Note

If you do not specify this parameter, the system uses the RequestId of the request as the ClientToken. The RequestId may be different for each request.

123e4567-e89b-12d3-a456-426655440000

RegionId

string

Yes

The ID of the region where the resource is located.

For more information, see DescribeRegions.

cn-hangzhou

Response elements

Element

Type

Description

Example

object

The request ID.

RequestId

string

The request ID.

C46FF5A8-C5F0-4024-8262-B16B639225A0

Success

boolean

Indicates whether the tags were detached. Valid values:

  • true: The tags were detached.

  • false: The tags failed to be detached.

true

Examples

Success response

JSON format

{
  "RequestId": "C46FF5A8-C5F0-4024-8262-B16B639225A0",
  "Success": true
}

Error codes

HTTP status code

Error code

Error message

Description

400 NumberExceed.Tags The maximum number of tags is exceeded. The number of tags has reached the upper limit.
400 NumberExceed.ResourceIds The maximum number of resource IDs is exceeded. The number of resource group IDs exceeds the upper limit.
400 Forbidden.TagKeys The tag key cannot be operated by the request. You cannot manage the tag key by calling the operation.
400 Forbidden.TagKey.Duplicated The specified tag key already exists. The tag resources are duplicate.
400 InvalidInstanceIds.NotFound The instance IDs are not found. The instance ID is invalid.
400 InvalidInstanceType.NotFound The instance type is not found. The instance type is invalid.

See Error Codes for a complete list.

Release notes

See Release Notes for a complete list.