Okla. Stat. tit. 71, § 71-631: License required - Exemption

It is unlawful and shall be deemed a Class D3 felony offense for

any person to transact business in this state as an agent unless the

person has obtained a real estate broker's or real estate sales

associate's license from this state, provided that the provisions of

this section shall not apply to a person whose dealings relate

solely to property exempt under Section 622 of this title or to

transactions exempt under Section 623 of this title.