---
title: invalidationDate
framework: identitydocumentservices
role: symbol
role_heading: Instance Property
path: identitydocumentservices/mobiledocumentregistration/invalidationdate
---

# invalidationDate

A date that indicates when the system needs to invalidate this registration.

## Declaration

```swift
var invalidationDate: Date?
```

## Discussion

Discussion Use this date when you know the expiration time period of a document. If this is nil, the registration never expires.