[...]
(3) Subject to subsections (4) to (6), the Authority may waive compulsory pilotage in respect of a ship under 10 000 gross tons if all persons in charge of the deck watch
(b) have served either 150 days of service in the preceding 18 months or 365 days of service in the preceding 60 months, of which 60 days must have been served in the preceding 24 months, at sea as a person in charge of the deck watch on one or more ships on voyages in the region or engaged in the coastal trade; and
2 In these Regulations,
coastal trade means the regular employment and operation of ships in the waters of the region, the waters of Puget Sound, the Strait of Juan de Fuca and the coastal waters of the State of Alaska not west of Cook Inlet; (cabotage)