Pakistan Civil Aviation Authority (Urdu: پاکستان سول ایوی ایشن اتھارٹی) (abbreviated as PCAA) is a public sector autonomous body, which oversees and regulates all aspects of civil aviation in Pakistan. PCAA's head office is situated in Terminal-1 of Jinnah International Airport in Karachi. PCAA is a member state of the International Civil Aviation Organization. Nearly all civilian airports in Pakistan are owned and operated by the PCAA.
Safety Investigation Board (SIB), is authorized to conduct air safety investigations on directions of Federal Government.
Air Marshal (Retd.) Asim Suleiman was appointed to head the PCAA as its Director General on 27th November, 2015.
PCAA not only plays the role of aviation regulator but at the same time performs the service provider functions of Air Navigation Services and Airport Services. The core functions of PCAA are therefore, 'Regulatory', 'Air Navigation Services' & 'Airport Services'. These core functions are fully supported by various corporate functions of the organization. 
Pakistan's Airspace is divided into two Flight Information Regions (FIRs).
CAA Safety Investigation Board (SIB) held four air crash investigations on direction of the federal Government of Pakistan.
According to Service Performance Survey (SPS), a recent survey conducted by Singapore Airlines, the Allama Iqbal International Airport Lahore is ranked the world’s leading airport in terms of service performance out of 18 airports from around the world, including Dubai Airport, Cape Town Airport, Mumbai Airport and Campbell Town Airport, U.K. for its good terminal services and effective management.
Civil Aviation Training Institute (CATI), Hyderabad works under Civil Aviation Authority. CATI is accredited by International Civil Aviation Organization (ICAO) and is member of ICAO TRAINAIR programme. The institute was established in 1982 to fulfill training requirement of Pakistan Civil Aviation Authority and that of the fellow countries of the region.
Civil Aviation Training Institute (CATI) provides training in the disciplines of :