Ohio Rev. Code Ann. § 3907.20
(A) All investments shall be valued in accordance with the valuation standards published by the national association of insurance commissioners. Securities investments for which the national association of insurance commissioners has not published valuation standards in its valuations of securities manual, or any successor publication, shall be valued as follows:
(1) All obligations having a fixed term and rate shall, if not in default as to principal and interest be valued as follows: