Okla. Stat. tit. 36, § 36-1620: Investment or deposit of funds

A. An insurer may invest or deposit any of its cash funds on

deposit in checking or savings accounts, under certificates of

deposit, or in solvent banks or trust companies, which are insured

by the Federal Deposit Insurance Corporation.

B. An insurer may invest or deposit any of its funds in

checking, share or saving accounts under certificates of deposit or

time deposits in solvent savings and loan associations which are

insured by the Federal Deposit Insurance Corporation.

C. An insurer may invest or deposit any of its cash funds in

share, share draft, under certificates of deposit or time deposits

in solvent credit unions which are insured by the National Credit

Union Administration.

D. All certificates of deposits or other time deposit

instruments shall be classified as negotiable and transferrable as

required by Section 1703 of this title.