---
title: EKParticipantRole.required
framework: eventkit
role: symbol
role_heading: Case
path: eventkit/ekparticipantrole/required
---

# EKParticipantRole.required

The participant’s attendance is required.

## Declaration

```swift
case required
```

## See Also

### Constants

- [EKParticipantRole.unknown](eventkit/ekparticipantrole/unknown.md)
- [EKParticipantRole.optional](eventkit/ekparticipantrole/optional.md)
- [EKParticipantRole.chair](eventkit/ekparticipantrole/chair.md)
- [EKParticipantRole.nonParticipant](eventkit/ekparticipantrole/nonparticipant.md)