It is not an offence under this Part--
(a) for a member or officer of a law enforcement agency to carry out, or cause to be carried out, surveillance in the exercise of a function conferred or imposed on the member or officer by or under any other Act or law, or
(b) for a person to carry out, or cause to be carried out, camera surveillance in a correctional centre or in any other place where a person is in lawful custody, or
(c) for a person to carry out, or cause to be carried out, camera surveillance for the purpose of monitoring operations carried out in a casino in accordance with the Casino Control Act 1992 , or
(d) for a person to carry out, or cause to be carried out, camera surveillance of any legal proceedings or proceedings before a law enforcement agency in the exercise of a function conferred or imposed on the person by or under any other Act or law.