Help Center/ Identity and Access Management_Identity and Access Management (New Edition)/ API Reference/ API/ IAM/ Managing Permissions/ Attaching an Identity Policy to a Group
Updated on 2026-07-22 GMT+08:00
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Attaching an Identity Policy to a Group

Function

This API is used to attach a specified identity policy to a specified group.

Authorization Information

Each account root user has all the permissions required to call all APIs, but IAM users must be assigned the following required identity policy-based permissions. For details about the required permissions, see Permissions Policies and Supported Actions.

Action

Access Level

Resource Type (*: required)

Condition Key

Alias

Dependencies

iam:groups:attachPolicyV5

Permission_management

group *

-

-

-

-

iam:PolicyURN

URI

POST /v5/policies/{policy_id}/attach-group

Table 1 Path Parameters

Parameter

Mandatory

Type

Description

policy_id

Yes

String

Definition:

Identity policy ID.

Constraints:

The value can contain 1 to 64 characters. Only letters, digits, and hyphens (-) are allowed.

Range:

N/A

Default Value:

N/A

Request Parameters

Table 2 Request body parameters

Parameter

Mandatory

Type

Description

group_id

Yes

String

Definition:

User group ID.

Constraints:

The value can contain 1 to 64 characters. Only letters, digits, and hyphens (-) are allowed.

Range:

N/A

Default Value:

N/A

Response Parameters

Status code: 200

Successful

Status code: 403

Table 3 Response body parameters

Parameter

Type

Description

error_code

String

Definition :

Error code. For details, see Error Code.

Range:

The format is PAP5.XXXX, for example, PAP5.0012.

error_msg

String

Definition :

Error message. For details, see Error Message.

Range:

N/A.

request_id

String

Definition:

Unique identifier of an API request, which is used to locate API calling exceptions.

Range:

N/A

encoded_authorization_message

String

Definition :

Encrypted details returned when the authentication fails, which are used to locate authentication problems. The STS5 decryption API can be used for decryption. For details, see API link.

Range:

N/A.

Status code: 404

Table 4 Response body parameters

Parameter

Type

Description

error_code

String

Definition :

Error code. For details, see Error Code.

Range:

The format is PAP5.XXXX, for example, PAP5.0012.

error_msg

String

Definition :

Error message. For details, see Error Message.

Range:

N/A.

request_id

String

Definition:

Unique identifier of an API request, which is used to locate API calling exceptions.

Range:

N/A

Status code: 409

Table 5 Response body parameters

Parameter

Type

Description

error_code

String

Definition :

Error code. For details, see Error Code.

Range:

The format is PAP5.XXXX, for example, PAP5.0012.

error_msg

String

Definition :

Error message. For details, see Error Message.

Range:

N/A.

request_id

String

Definition:

Unique identifier of an API request, which is used to locate API calling exceptions.

Range:

N/A

Example Requests

Attaching a specified identity policy to group xxx

POST https://{endpoint}/v5/policies/{policy_id}/attach-group

{
  "group_id" : "xxx"
}

Example Responses

None

Status Codes

Status Code

Description

200

Successful

403

Forbidden

404

Not found

409

Conflict

Error Codes

See Error Codes.

Parent topic: Managing Permissions