(1) The regulations may make provision in relation to the following:
(a) the circumstances in which a renewable energy certificate may or may not be counted by a benchmark participant towards a greenhouse gas benchmark or to abate a greenhouse shortfall that has been carried forward;
(b) the number of renewable energy certificates that may be counted for a year (including for a greenhouse shortfall that was carried forward);
(c) the assessment of the greenhouse shortfall (if any) and of liability for a greenhouse penalty by a benchmark participant, including self-assessment and assessment by the regulator;
(d) the date when an assessment is taken to have been made and the date when an assessment takes effect;
(e) default assessments if a benchmark participant does not give a greenhouse gas benchmark statement;
(f) amendment of assessments at the request of a benchmark participant or on the regulator's own initiative;
(g) revocation of the cancellation of abatement certificates in relation to amended assessments and the revival of the certificates;
(h) payments resulting from amended assessments;
(i) notice of assessments.
(2) The regulations must include provisions that limit the number of renewable energy certificates that may be counted towards a greenhouse gas benchmark by reference to relevant acquisitions that are attributable to sales of electricity in the ACT.
(3) In this section:
"relevant acquisition"—see the Renewable Energy (Electricity) Act 2000 (Cwlth), section 31.