Okla. Stat. tit. 40 § 141.19
There is hereby created in the State Treasury a revolving fund for the Department of Labor to be designated the "Department of Labor Revolving Fund". The fund shall be a continuing fund, not subject to fiscal year limitations, and shall consist of all monies designated for deposit in such fund. All monies accruing to the credit of the fund are hereby appropriated and may be budgeted and expended by the Department of Labor for operations and expenses relating to its statutory duties and responsibilities. Expenditures from the fund shall be made upon warrants issued by the State Treasurer against claims filed as prescribed by law with the Director of the Office of Management and Enterprise Services for approval and payment.
Okla. Stat. tit. 40, § 141.19