(1)  A person must not alter, or cause or permit the alteration of, the structure, exhaust system or inlet air system of any heating appliance of a model to which a laboratory certificate relates.

Penalty:  Fine not exceeding 50 penalty units.

(2)  Subregulation (1) does not apply in relation to –

(a) the temporary modification of a heating appliance during the course of repairs being made to the heating appliance; or

(b) a heating appliance that has been installed in, and is sold together with, a building.