Regulation 23

any person assigned duty as a task specialist; (b)any other person who is essential to the aerial work operation and who is not a flight crew member.

must consist of an oral briefing provided by a flight crew member or by audio or audiovisual means; and

must include the following information (as applicable to the aircraft, aircraft configuration, equipment and operation):

before boarding, the procedures for embarking and disembarking when engines or rotors, or both, are running;

when and how carry‑on baggage and cargo are to be loaded, secured and unloaded;

the fastening, unfastening and use of safety belts and safety harnesses, including when such belts and harnesses must be fastened;

the proper positioning of seats for take‑off and landing;

the location of normal and emergency exits, the markings for such exits and the operation of such exits;

the requirement to comply with instructions from the flight crew;

the location, access to and use of emergency equipment, including the emergency locator transmitter, fire extinguisher, life preservers, life rafts, survival equipment and first‑aid kit;

aircraft evacuation procedures and water ditching procedures.

every person on board the aircraft has been briefed for a previous operation on that day; and

a crew member has verified that —

all carry‑on baggage and cargo are properly stowed;

all safety belts and harnesses are properly fastened; and

all seats are properly positioned.