To effectively and efficiently discharge these responsibilities, the Department of Civil Aviation:
Maintains and manages the various aeronautical facilities and services at Brunei International Airport;
Operates and manages the various facilities and services within passenger terminal building of Brunei International Airport;
Provides Air Traffic Control, Aeronautical Telecommunications, Aeronautical Information, Flight Safety and Aeronautical Meteorology Services for air transport operations within the airspace of Brunei Darussalam;
Assists His Majesty's Government in discussions and negotiations of bilateral Air Services Agreements necessary for the operation of local airline operators;
Regulates and promotes the orderly development of air transport;
Advises His Majesty's Government on all matters appurtenant to civil aviation;
Provides adequate fire-fighting and rescue facilities and services at Brunei International Airport;
Coordinates the provision of aeronautical and maritime search and rescue services within the Brunei Darussalam Search and Rescue Region;
Represents His Majesty's Government in regional and international meetings and conferences relating to civil aviation matters; and
Performing other tasks and duties as may be delegated by the Ministry of Communications in relation to safety, security and regularity of civil air transport operations in Brunei Darussalam.