(1) The amount of the greenhouse penalty is to be adjusted on 1 July each year, commencing 1 July 2005, by the following formula and rounded to the nearest half dollar:
(2) In this section:
A is the sum of the CPI numbers for each quarter of the year previous to the year commencing on 1 July when the adjustment is to be made.
B is the sum of the CPI numbers for each quarter of the year 2 years previous to the year commencing on 1 July when the adjustment is to be made.
"CPI"—see the Act, section 16.
Division 2.3 Renewable energy certificates