Operating and maintaining an amateur-built aircraft This section defines the requirements to operate and maintain an amateur-built aircraft. Duration of flight test period Amateur-built aircraft aerobatic demonstration and evaluation Guide to maintenance schedule Repair and Modification of Amateur-built Aircraft Guide to Out of Phase Tasks and Maintenance Guide to Preparation of a Maintenance Release Statement Information Package for Removal of “Visual Flight Rules Only” (VFR) Restrictions for Amateur-Built Aircraft FAA - Special flight authorization (SFA) for Canadian registered amateur-built aircraft operating in the United States (Revised)