Canadian Aviation Regulations

201.05 (1) No person shall operate an aircraft in flight unless each engine, propeller, life-limited component, appliance, balloon basket or burner assembly is identified in accordance with sections 201.06 to 201.11.

(2) The identification information required pursuant to sections 201.08 to 201.11 shall be permanently etched, engraved or stamped directly on the aeronautical product or on an identification plate securely attached thereto.