FAA - Special flight authorization (SFA) for Canadian registered amateur-built aircraft operating in the United States (Revised) Operators of Canadian amateur-built aircraft do not need to contact the FAA, but may use the forms provided here. Streamlined SFA for Canadian Amateur-Built Aircraft To qualify for this authorization, pilots must hold at least a Canadian Private Pilot License and agree to abide by the terms of the authorization. If you agree click below for the authorization. http://www.faa.gov/aircraft/gen_av/ultralights/sfa/