(a) By November 1, 2018, the Administrator will record in each Texas SO2 Trading Program source's compliance account the Texas SO2 Trading Program allowances allocated to the Texas SO2 Trading Program units at the source in accordance with §97.911(a) for the control periods in 2019, 2020, 2021, and 2022. The Administrator may delay recordation of Texas SO2 Trading Program allowances for the specified control periods if the State of Texas submits a SIP revision before the recordation deadline.

(b) By July 1, 2019 and July 1 of each year thereafter, the Administrator will record in each Texas SO2 Trading Program source's compliance account the Texas SO2 Trading Program allowances allocated to the Texas SO2 Trading Program units at the source in accordance with §97.911(a) for the control period in the fourth year after the year of the applicable recordation deadline under this paragraph. The Administrator may delay recordation of the Texas SO2 Trading Program allowances for the applicable control periods if the State of Texas submits a SIP revision by May 1 of the year of the applicable recordation deadline under this paragraph.

(c) By February 15, 2020, and February 15 of each year thereafter, the Administrator will record in each Texas SO2 Trading Program source's compliance account the allowances allocated from the Texas SO2 Trading Program Supplemental Allowance Pool in accordance with §97.912 for the control period in the year of the applicable recordation deadline under this paragraph, .

(d) By July 1, 2019 and July 1 of each year thereafter, the Administrator will record in each Texas SO2 Trading Program source's compliance account the Texas SO2 Trading Program allowances allocated to the Texas SO2 Trading Program units at the source in accordance with §97.911(b).

(e) When recording the allocation of Texas SO2 Trading Program allowances to a Texas SO2 Trading Program unit in an Allowance Management System account, the Administrator will assign each Texas SO2 Trading Program allowance a unique identification number that will include digits identifying the year of the control period for which the Texas SO2 Trading Program allowance is allocated.