Ohio Rev. Code Ann. § 1321.52
(A)
(1) No person, on that person's own behalf or on behalf of any other person, shall do any of the following without having first obtained a certificate of registration from the division of financial institutions:
(B)
(1) All loans made to persons who at the time are residents of this state are considered as made within this state and subject to the laws of this state, regardless of any statement in the contract or note to the contrary, except as follows:
(D)
(E)
(F)
(G)