(1) The Minister may, by legislative instrument, make a determination that specifies one or more classes of products that it covers, if the products in those classes:
(a) use energy; or
(b) affect the amount of energy used by other products.
Note: A determination under this subsection is referred to in this Act as a GEMS determination and classes of product covered by GEMS determinations are referred to as product classes (see section 11).
(2) A GEMS determination may specify one or more classes of product that are not covered by the determination.