Ohio Revised Code Title XLVII. Occupations Professions § 4735.71

(A) No licensee or brokerage shall participate in a dual agency relationship described in section 4735.70 of the Revised Code unless both the seller and the purchaser in the transaction have full knowledge of the dual representation and consent in writing to the dual representation on the agency disclosure statement described in section 4735.57 of the Revised Code. Before a licensee obtains the consent of any party to a dual agency relationship, the licensee shall disclose to both the purchaser and the seller all relevant information necessary to enable each party to make an informed decision as to whether to consent to the dual agency relationship. If, after consent is obtained, there is a material change in the information disclosed to the purchaser and the seller, the licensee shall disclose the change of information to the purchaser and the seller and give them an opportunity to revoke their consent.

(B) No brokerage shall participate in a dual agency relationship described in division (C) of section 4735.70 of the Revised Code, unless each of the following conditions is met:

(C) No salesperson or broker licensed under this chapter shall participate in a dual agency relationship in which the licensee is a party to the transaction, either personally or as an officer or member of a partnership, association, limited liability company, limited liability partnership, or corporation that has an interest in the real property that is the subject of the transaction or an entity that has an intention of purchasing, leasing, or exchanging the real property.