Okla. Stat. tit. 62 § 254
There is hereby created in the State Treasury a revolving fund for the retirement systems of the State of Oklahoma to be designated the "Oklahoma Pension Improvement Revolving Fund". The fund shall be a continuing fund, not subject to fiscal year limitations, and shall consist of all monies received and placed in the fund for the benefit of retired members and beneficiaries of the retirement systems of the State of Oklahoma from such sources as may be designated by law. Expenditures from the fund shall be made only pursuant to legislative appropriation from the Oklahoma Pension Improvement Revolving Fund to pay for the cost of any legislatively authorized cost-of-living adjustment for the retirees or beneficiaries of the retirement systems of the State of Oklahoma or to reduce the unfunded liabilities of any of the state retirement systems.
Okla. Stat. tit. 62, § 254