---
title: "csrRequest(with:completionHandler:)"
framework: matter
role: symbol
role_heading: Instance Method
path: "matter/mtrbaseclusteroperationalcredentials/csrrequest(with:completionhandler:)"
---

# csrRequest(with:completionHandler:)

## Declaration

```swift
func csrRequest(with params: MTROperationalCredentialsClusterCSRRequestParams, completionHandler: @escaping @Sendable (MTROperationalCredentialsClusterCSRResponseParams?, (any Error)?) -> Void)
```

```swift
func csrRequest(with params: MTROperationalCredentialsClusterCSRRequestParams) async throws -> MTROperationalCredentialsClusterCSRResponseParams
```