An agent or employee of the Administration or member of the Commission may not: Contract with the Administration for the delivery of goods or services at any State-owned airport; Have any direct or indirect interest in a contract with the Administration concerning the delivery of goods or services at any State-owned airport; or Have any direct or indirect interest in the sale or purchase by the Administration of any property, except for employee participation in programs established by Subtitle 12 of this title. Any person who violates any provision of this section is guilty of a misdemeanor and on conviction is subject to a fine not exceeding $1,000 or imprisonment not exceeding 1 year or both.