Canadian Aviation Regulations (SOR/96-433)

705.93 (1) No person shall operate an aircraft unless hand-held fire extinguishers for use in the flight deck, passenger compartment and cargo compartment are carried on board the aircraft.

(2) The type and quantity of extinguishing agent shall be suitable for extinguishing fires that are likely to occur in the flight deck, passenger compartment or cargo compartment where the extinguisher is intended to be used and, in the case of the extinguishing agent for extinguishers intended to be used in the passenger compartment, shall be designed to minimize the hazard of toxic gas concentrations.

(3) At least one hand-held fire extinguisher shall be conveniently located and readily available for immediate use in each class E cargo compartment that is accessible to crew members during flight, and at least one hand-held fire extinguisher shall be located in each isolated galley.

(4) At least one hand-held fire extinguisher shall be conveniently located on the flight deck and readily available for immediate use by the flight crew members.

(5) The following number of hand-held fire extinguishers shall be conveniently located, readily available for immediate use and uniformly distributed throughout the passenger compartment on each deck:

• (a) 60 or fewer passenger seats, two extinguishers;

• (b) 61 to 200 passenger seats, three extinguishers;

• (c) 201 or more passenger seats, one extra extinguisher for each additional unit of 100 passenger seats.

(6) At least two hand-held fire extinguishers shall contain Halon 1211 (bromochlorodifluoromethane) or its equivalent.

(7) A stowage compartment or stowage container that contains a hand-held fire extinguisher shall be clearly marked as to its contents.