13. (1) The Council may, by instrument in writing, make a measure, to be known as a national environment protection measure that relates to any 1 or more of the following:
(a) ambient air quality;
(b) ambient marine, estuarine and freshwater quality;
(c) the protection of amenity in relation to noise (but only if differences in environmental requirements relating to noise would have an adverse effect on national markets for goods and services);
(d) general guidelines for the assessment of site contamination;
(e) environment impacts associated with hazardous wastes;
(f) the re-use and recycling of used materials;
(g) except as provided in subsection (2), motor vehicle noise and emissions.
(2) Noise and emission standards relating to the design construction and technical characteristics of new and in-service motor vehicles may only—
(a) be developed and agreed in conjunction with the National Road Transport Commission; and
(b) be determined in accordance with the National Road Transport Commission Act 1991 of the Commonwealth and, where appropriate, the Motor Vehicle Standards Act 1989 of the Commonwealth.
(3) National environment protection measures shall each comprise any 1 or more of the following:
(a) a national environment protection standard;
(b) a national environment protection goal;
(c) a national environment protection guideline;
(d) a national environment protection protocol.