Ohio Rev. Code § 3941.28: Companies deemed to be organized under laws of this state.

Every mutual fire insurance company created by or organized under a general or special law of this state, and doing business in this state upon or without the premium note plan, which by its policy, bylaws, or public statements of its financial affairs claims the benefit of the guarantee fund or the contingent liability of its policyholders as provided for in sections 3941.01 to 3941.34, inclusive, of the Revised Code, shall be held as having organized under the laws of this state and be governed by the portions thereof as applicable to such company.