Okla. Stat. tit. 62 § 34.104
Not later than December 15, 2018, and every five (5) years thereafter, the Office of Management and Enterprise Services shall submit a report to the Joint Committee on Appropriations and Budget, and the Governor on the performance of the Revenue Stabilization Fund set forth in this section. The reports shall include an analysis of the deposit formulae impact on General Revenue Fund tax revenue volatility, the adequacy of deposits required by the formula to the Revenue Stabilization Fund to replace potential future revenue declines, and the withdrawal provisions of the Revenue Stabilization Fund. The reports shall include recommended changes, if any, to the deposit formulae or withdrawal rules that are consistent with the purposes of the Revenue Stabilization Fund.
Okla. Stat. tit. 62, § 34.104