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

# uniqueIdentifier

The unique identifier for a zone.

## Declaration

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

## See Also

### Identifying a Zone

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