Okla. Stat. tit. 60, § 60-672: Investment of reserve fund

The State Treasurer shall have the care, custody, and management

of the reserve fund, and may invest it, at the best realizable rate,

in accordance with the investment policies of the State Treasurer

and the provisions of state law governing the investment of public

funds of the State of Oklahoma. The income from such investments

shall be paid into the State Treasury to the credit of the General

Revenue Fund.