---
title: uniqueIdentifier
framework: homekit
role: symbol
role_heading: Instance Property
path: homekit/hmactionset/uniqueidentifier
---

# uniqueIdentifier

The action set’s unique identifier.

## Declaration

```swift
var uniqueIdentifier: UUID { get }
```

## See Also

### Identifiying an action set

- [name](homekit/hmactionset/name.md)
- [updateName(_:completionHandler:)](homekit/hmactionset/updatename(_:completionhandler:).md)