Pakistan Civil Aviation Authority
The Pakistan Civil Aviation Authority (PCAA; Urdu: مقتدرہ شہری ہوابازی پاکستان) was an autonomous regulatory body established on 7 December 1982 under the Pakistan Civil Aviation Authority Ordinance 1982. It operated under the administrative control of the Secretary to the Government of Pakistan for Aviation and was a member of the International Civil Aviation Organization.
Source: Wikipedia — Pakistan Civil Aviation Authority (CC BY-SA 4.0)