Aircraft Registration will be open to the public until 16:00 on Friday 21 December 2018. During the winter closure period the out-of-hours service for registration and de-registration of aircraft will be available, but with the proviso that details of any proposed transactions must be lodged with us by Friday 14 December 2018. 

No service will be available on the UK Register of Aircraft Mortgages during the CAA winter closure period. Any aircraft mortgage transactions that are received during this time will be deemed to have been received at 10:00 on Wednesday 2 January 2019. 

Telephone messages can be left on 0330 022 1917 but it is unlikely that these messages will be responded to before the office re-opens. 

Out-of-hours emergency contact details for Air Traffic Services (ATS) regions

• Northern regional office: 07801 901111
• Southern regional office: 07810 630259
• Swanwick Centre: 07944 958793
• Prestwick Centre: 07767 314453

For organisations holding Part-M Subpart G approval, our web-based ARC online system will continue to be available throughout the winter closure period.

The CAA will continue to offer the airworthiness 'same day' service until 11:00 on Friday 21 December 2018 and recommence that service on Wednesday 2 January 2019. 

For damaged Air Operator Certificate (AOC) aircraft requiring a Permit to Fly, contact our out-of-hours helpline on 0330 022 1500, where you will be directed to the appropriate on-call regulatory staff.

In order for the CAA to issue a Permit to Fly on a damaged aircraft, the associated flight conditions must be approved by EASA. Please refer to the EASA website for further details.

Please note there is a charge (£945) for the issue of Permits to Fly outside of normal working hours.  

The ATOL department will be closed from midday on Friday 21 December 2018 and will not re-open until 10:00 on Wednesday 2 January 2019.

Any queries on licence applications will be dealt with on or after 2 January 2019.

If you are a consumer and are currently overseas experiencing difficulties with your accommodation or return flights due to your ATOL holder ceasing to trade, please call 020 7453 6350. 

For any urgent aviation security issues, please call 020 7453 5810 (during normal office hours, 09:00 - 17:00, Monday - Friday) and out of office hours (including bank holidays) please call the regular number 020 7944 5999.

Out-of-hours contact for the establishment of Emergency Restrictions of Flying (ERF).

Please note that the Airspace Regulation (Utilisation) telephone line will close at 16:30 on Friday 21 December 2018 and will re-open at 08:30 on Wednesday 2 January 2019.  In the event that an Emergency Controlling Authority (ECA) requires the establishment of an ERF, the ECA should contact the Duty Airspace Regulator on  07798 571385.

The Passenger Advice and Complaints (PACT) telephone advice line will close at 14:00 on Friday 21 December 2018 and re-open on Wednesday 2 January 2019.

All correspondence and complaints submitted over the winter period will be dealt with on or after 2 January 2019.

Passenger advice is available at www.caa.co.uk/passengers.

It will not be possible to contact the Safety Data Department by telephone during the winter closure period.

However, this will not affect the Occurrence Reporting Portal for submitting Mandatory Occurrence Reports available through the CAA website.

Any other information related to MORs can be sent to sdd@caa.co.uk. 

Enquiries should be sent to sdd.enquiries@caa.co.uk. These will be processed from 2 January 2019.