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

# uniqueIdentifier

The unique identifier for the service group.

## Declaration

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

## See Also

### Managing Service Groups

- [name](homekit/hmservicegroup/name.md)
- [updateName(_:completionHandler:)](homekit/hmservicegroup/updatename(_:completionhandler:).md)
- [services](homekit/hmservicegroup/services.md)
- [addService(_:completionHandler:)](homekit/hmservicegroup/addservice(_:completionhandler:).md)
- [removeService(_:completionHandler:)](homekit/hmservicegroup/removeservice(_:completionhandler:).md)