28/04/2026 25 Notification of CIV AA Working Hours on Labor Day Dear users, Due to the upcoming national holiday, Civil Approved Agency (CIV AA) will not work on May 1, 2026 (Labor Day). Regarding the submission of airspace reservation requests, please mind that: Automated reservations via the AMC Portal Mobile application will be conducted continuously every day. For regular procedure ad-hoc structure reservations, requests should be submitted to the competent CIV AA no later than 7 working days prior to the planned activity start. Reservations of permanent structures will be conducted on D-1, normally via the AMC Portal: Requests for May 1-4, 2026, should be submitted no later than April 30, 2026, 10:00 UTC / 12:00 LT. On May 1-4, 2026, there will be no registration of new AMC Portal and AMC Portal Mobile users. Back to news