Last updated: 2nd January 2023 CIVIL AVIATION AUTHORITY OF BANGLADESH Kurmitola, Dhaka-1229. Air Transportation Helicopter Operations. PROHIBITION OF USE OF CELL PHONES IN FLIGHT IN THE SELFIE PHOTOGRAPH, VIDEO ETC MODES. Circular on Requirements to Appoint General Sales Agent By The Foreign Air operators in Bangladesh. CIVIL AVIATION CIRCULAR ON LOW VISIBILITY PROCEDURES FOR DOMESTIC HELICOPTER OPERATIONS. CIRCULAR ON OPERATIONS OF ULTRA LIGHT AIRCRAFT. Night Operation by Helicopter within Bangladesh Territory. Provisions of Operational Services to Non-schedule Flights by Foreign Registered Aircraft into or in transit across Bangladesh. Gazette of non-schedule operation in unapproved routes. Frequency Allocation Policy. PROHIBITION OF USE OF CELL PHONES IN FLIGHT IN THE SELFIE, PHOTOGRAPH, VIDEO ETC MODES. Drone Registration & Operation Policy-2020. Procedure for Operation of Scheduled International air Services by Foreign Operation/Carrier.