(a) Each endorsing municipality or endorsing county participating in the program shall remit to the comptroller and the comptroller shall deposit into a trust fund created by the comptroller, at the direction of the office, and designated as the major events reimbursement program fund the amount of the municipality’s or county’s hotel occupancy tax revenue determined under § 478.0102(a)(4) or (5), less any amount of the revenue that the municipality or county determines is necessary to meet the obligations of the municipality or county.
(b) The comptroller, at the direction of the office, shall retain the amount of sales and use tax revenue and mixed beverage tax revenue determined under § 478.0102(a)(2) or (3) from the amounts otherwise required to be sent to the municipality under Sections 321.502 and 183.051(b), Tax Code, or to the county under Sections 323.502 and 183.051(b), Tax Code, less any amount of the revenue that the municipality or county determines is necessary to meet the obligations of the municipality or county, and shall deposit the retained tax revenue to the fund.

(c) The comptroller shall begin retaining and depositing the municipal and county tax revenue:
(1) with the first distribution of that tax revenue that occurs after the first day of the one-year period described by § 478.0102(a); or
(2) at a time the office otherwise determines to be practicable.
(d) The comptroller shall discontinue retaining the municipal and county tax revenue when the amount of the applicable tax revenue determined under § 478.0102(a)(2) or (3) has been retained.