The Civil Aviation Authority of Sri Lanka (CAASL) (Sinhala: à ·Âà ·Âà ·Âà ·Âà ¶½à · à ¶Âà ·Âà ·Âà ¶±à ·Âà ·Âà ·Âà ·Âà · à ¶ à ¶°à ·Âà ¶Âà ·Âà ¶»à ·Âà ¶º Sivil Guwanseva Adhikariya) oversees the government approval and regulation of civil aviation matters for the nation of Sri Lanka. Its head office is in Katunayake as of 1 February 2018.
Its head office was formerly in Colombo.
The Aircraft Accident Investigation Unit investigates aircraft accidents and incidents in Sri Lanka.