(1) A person must not use ¾

(a) any tug for conducting any vessel within or into or out of the port which is destined to or from a Berth or Marine facility; and

(b) any tug plying for hire within the port if the vessel is destined to or from a Berth or Marine facility,

unless the Company has authorised the tug to carry out such work.

(2) A person who contravenes this by-law commits an offence.