(1) For the purposes of this Chapter, a diving operation begins when the diver, or first diver, who takes part in the operation starts to prepare to dive.
(2) A diving operation ends when the diver, or last diver, who takes part in the operation leaves the water or the chamber or environment in which the dive took place and has completed any necessary decompression procedures.
(3) A diving operation includes the time taken for therapeutic recompression if that is necessary.
Division 2— Diving safety management systems