The sale, issuance, or offering of any securities of a professional association organized pursuant to Texas Business Organizations Code, § 301.011, to persons permitted by the provisions of such article to own such securities are hereby exempted from the securities registration and dealer registration requirements of the Act; and the sale, issuance, or offering of any such securities to such persons shall be legal without any action or approval whatsoever on the part of the Board or the Commissioner.
7 Tex. Admin. Code § 139.2