33.16 — Repair and Maintenance of Civilian Air and Spacecraft

This class includes the repair and maintenance of civilian aircraft and spacecraft. This class includes: - repair and maintenance of civilian aircraft (except factory conversion, factory overhaul, factory rebuilding) - repair and maintenance of civilian aircraft engines

This class excludes: - factory overhaul and rebuilding of civilian aircraft, see 30.31 - factory overhaul of civilian aircraft engines, see 30.31 - repair and maintenance of military fighting vehicles, aircraft and spacecraft, see 33.18