The Safety Investigation Authority of Finland (SIAF[1] or SIA,[2] Finnish: Onnettomuustutkintakeskus, lit.
Accident Investigation Center, shortened to OTKES; Swedish: Olycksutredningscentralen) is the accident investigation authority of Finland.
[3] SIAF is located within the Ministry of Justice,[3] and is headquartered in Helsinki, Finland.
[4] The SIAF was previously known in English as the Accident Investigation Board of Finland.
[5] The SIAF consists of five investigation branches: aviation, maritime, rail, other accidents, and exceptional events.