---
title: "Create an ACL"
method: POST
path: "/clusters/{cluster_id}/acls"
tags: ["ACL (v3)"]
---

# Create an ACL

`POST /clusters/{cluster_id}/acls`

[![Generally Available](https://img.shields.io/badge/Lifecycle%20Stage-Generally%20Available-%2345c6e8)](#section/Versioning/API-Lifecycle-Policy)

Create an ACL.

## Request body

- CreateAclRequestData
  - `resource_type` 'UNKNOWN' | 'ANY' | 'TOPIC' | 'GROUP' | 'CLUSTER' | 'TRANSACTIONAL_ID' | 'DELEGATION_TOKEN', required
  - `resource_name` string, required
  - `pattern_type` string, required
  - `principal` string, required
  - `host` string, required
  - `operation` string, required
  - `permission` string, required

## Response `201`

Created

## Other responses

- `400` — Indicates a bad request error. It could be caused by an unexpected request body format or other forms of request validation failure.
- `401` — Indicates a client authentication error. Kafka authentication failures will contain error code 40101 in the response body.
- `403` — Indicates a client authorization error. Kafka authorization failures will contain error code 40301 in the response body.
- `429` — Indicates that a rate limit threshold has been reached, and the client should retry again later.
- `5XX` — A server-side problem that might not be addressable from the client side. Retriable Kafka errors will contain error code 50003 in the response body.

---

[API](https://skmtc.dev/confluentinc/apis/rest-admin-api.md) · [All operations](https://skmtc.dev/confluentinc/apis/rest-admin-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/confluentinc/rest-admin-api/revisions/e783c1a5e2bd/schema)