Ohio Rev. Code § 3919.37: Release of security.

If a corporation, company, or association referred to in section 3919.31 of the Revised Code at any time causes all of its unexpired policies or certificates to be paid, canceled, or reinsured, and all its liabilities under such policies or certificates to be extinguished thereby, or to be assumed by some other responsible company authorized to do business in this state, the superintendent of insurance shall deliver to it the securities required by section 3919.36 of the Revised Code, on application of such company, verified by the oath of its president or secretary, and if the superintendent is satisfied by an examination of its books and officers, under oath, that all of its policies or certificates are so paid, canceled, extinguished, or reinsured.