7.—(1) Any person who intentionally obstructs an authorised person acting in accordance with the powers conferred in Part 5 commits an offence.
(2) Any person who, without reasonable excuse, fails to give any assistance or information reasonably required by an authorised person acting in accordance with the powers conferred in Part 5 commits an offence.
(3) Any person who, with intent to deceive, pretends to be an authorised person commits an offence.
(4) Any person who furnishes to an authorised person any information knowing it to be false or misleading commits an offence.