Ohio Rev. Code Ann. § 153.63
(A) Any money which is due from the public owner referred to in section 153.12 of the Revised Code under a contract entered into under this chapter or entered into under other applicable sections of the Revised Code for the construction, reconstruction, improvement, enlargement, alteration, repair, painting, or decoration of a public improvement shall, on the day it is due, be paid to the contractor or deposited in an escrow account, whichever is applicable, with one or more banks or building and loan associations in the state selected by mutual agreement between the contractor and the public owner. The agreement shall contain the following provisions: