(1) Where the Comptroller is satisfied that it is necessary for the protection of any officer duly engaged in the performance of any duty, he or she may authorise that officer to carry a firearm.
(2) Any officer may use any firearm authorised to be carried by subsection (1) where such use is necessary—
(a) for the preservation of life;
(b) for the summoning to of a vessel in accordance with the provisions of subsection 88(4); or
(c) to fire upon a vessel which has failed to bring to when summoned.