Any person who—
(a) being on any premises of the Authority or on any ship, aircraft or vehicle in a port—
(i) refuses when called upon by an officer authorised by the General Manager, police officer or port constable, to give his or her name and address or gives a false name or address for the purpose of avoiding prosecution,
(ii) without lawful excuse the proof of which lies on him or her, discharges any firearm or does anything which may cause injury to any person on such premises, or upon such ship, aircraft or vehicle,
(iii) without lawful excuse contravenes any direction given by any officer authorised by the General Manager;
(b) defaces the writing on any board or notice authorised to be maintained upon any premises of the Authority or upon any ship, aircraft or vehicle in a port;
(c) damages or interferes with any property of, or goods in the custody of, the Authority;
(d) wilfully obstructs or impedes any other person in the discharge of his or her duties arising out of his or her employment with the Authority; or
(e) gives or offers to any other person any inducement in cash or otherwise for the purpose of avoiding payment of any sum due to the Authority,
commits an offence and is liable on summary conviction to a fine not exceeding $2,000 or to imprisonment for a term not exceeding 6 months or to both such fine and imprisonment.