AttachPolicy - Amazon IoT
Services or capabilities described in Amazon Web Services documentation might vary by Region. To see the differences applicable to the China Regions, see Getting Started with Amazon Web Services in China (PDF).


Attaches the specified policy to the specified principal (certificate or other credential).

Requires permission to access the AttachPolicy action.

Request Syntax

PUT /target-policies/policyName HTTP/1.1 Content-type: application/json { "target": "string" }

URI Request Parameters

The request uses the following URI parameters.


The name of the policy to attach.

Length Constraints: Minimum length of 1. Maximum length of 128.

Pattern: [\w+=,.@-]+

Required: Yes

Request Body

The request accepts the following data in JSON format.


The identity to which the policy is attached. For example, a thing group or a certificate.

Type: String

Required: Yes

Response Syntax

HTTP/1.1 200

Response Elements

If the action is successful, the service sends back an HTTP 200 response with an empty HTTP body.



An unexpected error has occurred.

HTTP Status Code: 500


The request is not valid.

HTTP Status Code: 400


A limit has been exceeded.

HTTP Status Code: 410


The specified resource does not exist.

HTTP Status Code: 404


The service is temporarily unavailable.

HTTP Status Code: 503


The rate exceeds the limit.

HTTP Status Code: 400


You are not authorized to perform this operation.

HTTP Status Code: 401

See Also

For more information about using this API in one of the language-specific Amazon SDKs, see the following: