74.28—Allowance allocation for combustion sources becoming opt-in sources on a date other than January 1.
(a) Dates of entry.
(1)
If an opt-in source provided monthly data under § 74.20, the opt-in source's opt-in permit may become effective at the beginning of a calendar quarter as of January 1, April 1, July 1, or October 1.
(2)
If an opt-in source provided annual data under § 74.20, the opt-in source's opt-in permit must become effective on January 1.
(b) Prorating by Calendar Quarter.
Where a combustion source's opt-in permit becomes effective on April 1, July 1, or October 1 of a given year, the Administrator will prorate the allowance allocation for that first year by the calendar quarters remaining in the year as follows:
Allowances for the first year
(i)
“Remaining calendar quarters” shall be the calendar quarters in the first year for which the opt-in permit will be effective.
where unit conversion
= 2 for coal
= 0.001 for oil
= 1 for gas
For other fuels, the combustion source must specify unit conversion;
and where starting month
= April, if effective date is April 1;
= July, if effective date is July 1; and
= October, if effective date is October 1.