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# dateTimeISO8601

A time and date in the ISO-8601 format.

```
date-time dateTimeISO8601
```

## Overview

Event start and end times must use the ISO-8601 format. Provide the most relevant time zone in each `dateTimeISO8601`. For example, a flight reservation from Indiana to California should provide the departure time in the local time zone at the airport in Indiana and the arrival time in California’s time zone.

---

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