> ## Documentation Index
> Fetch the complete documentation index at: https://docs.abrahospitality.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Cancel Reservation

> HMS reservation cancelled event

# Cancel Reservation

A reservation is cancelled in HMS.

This event is triggered when HMS sends an `OTA_HotelResNotifRQ` message with `@ResStatus="Cancel"`.

## Data Synced

* Reservation confirmation number
* Updated status (Cancelled)

## Effect in ABRA

When this event is received, ABRA:

* Updates the reservation status to "Cancelled"
* Keeps the reservation record for historical reference

<Info>
  Learn more about how statuses work in ABRA: [Reservation Statuses](/concepts/reservation-statuses).
</Info>