Full text
a ship is in operation from the time it casts off from a wharf in a Canadian or foreign port until it is next secured alongside a wharf in Canada; and
a ship is in operation from the time it casts off from a wharf in a Canadian or foreign port until it is next secured alongside a wharf in Canada; and
a ship is in operation from the time it casts off from a wharf in a Canadian or foreign port until it is next secured alongside a wharf in Canada; and