---
title: MTRClusterAccessControlAttributeExtensionID
framework: matter
role: symbol
role_heading: Type Property
path: matter/mtrattributeidtype/mtrclusteraccesscontrolattributeextensionid
---

# MTRClusterAccessControlAttributeExtensionID

## Declaration

```swift
static var MTRClusterAccessControlAttributeExtensionID: MTRAttributeIDType { get }
```