---
title: trustedTimeSource
framework: matter
role: symbol
role_heading: Instance Property
path: matter/mtrtimesynchronizationclustersettrustedtimesourceparams/trustedtimesource
---

# trustedTimeSource

## Declaration

```swift
@NSCopying var trustedTimeSource: MTRTimeSynchronizationClusterFabricScopedTrustedTimeSourceStruct? { get set }
```