Ohio Rev. Code Ann. § 1309.307
(B) Except as otherwise provided in this section, the following rules determine a debtor's location:
(F) Except as otherwise provided in division (I) of this section, a registered organization that is organized under the law of the United States and a branch or agency of a bank that is not organized under the law of the United States or a state are located:
(G) A registered organization continues to be located in the jurisdiction specified by division (E) or (F) of this section notwithstanding: