Ohio Rev. Code Ann. § 4735.24
(A) Except as otherwise provided in this section, when earnest money connected to a real estate purchase agreement is deposited in a real estate broker's trust or special account, the broker shall maintain that money in the account in accordance with the terms of the purchase agreement until one of the following occurs:
(B) A purchase agreement may provide that in the event of a dispute regarding the disbursement of the earnest money, the broker will return the money to the purchaser without notice to the parties unless, within two years from the date the earnest money was deposited in the broker's trust or special account, the broker has received one of the following:
(C)