COLLECTION OF STATE CONTRIBUTIONS

(a) During each fiscal year, the state shall contribute to the retirement system an amount equal to a percentage of the aggregate state compensation of all contributing members of the retirement system for that year, as provided by Subsection (b)(1). (b) Not later than December 31 of each even-numbered year, the retirement system shall certify to the Legislative Budget Board and to the budget division of the governor's office for review: (1) an actuarial valuation of the retirement system to determine the percentage of annual payroll required from the state to finance fully the retirement system as provided by Section 840.106; (2) an estimate of the amount necessary to pay the state's contribution under Subdivision (1) for the following biennium; and (3) as a separate item, an estimate of the amount, in addition to anticipated receipts from membership fees, required to administer the retirement system for the following biennium. (c) The amount certified under Subsection (b)(2) shall be included in the budget of the state that the governor submits to the legislature. The legislature may appropriate money to pay administrative costs of the retirement system. (d) Before September 1 of each year, the retirement system shall certify to the state comptroller of public accounts an estimate of the amount necessary to pay the state's contribution under Subsection (a) for the following fiscal year. (e) All money allocated and appropriated by the state to the retirement system for benefits provided by the retirement system shall be paid, based on the annual estimate of the retirement system, in monthly installments to the retirement system. The money required for state contributions shall be from money appropriated to pay the compensation of the member for whose benefit the contribution or fee is paid. If the total of the estimated required payments is not equal to the total of the actual payments required for a fiscal year, the retirement system shall certify to the state comptroller of public accounts at the end of that year the amount required for necessary adjustments, and the comptroller shall make the required adjustments.