§ 517. Disqualification of commissioner, officers and employees. Neither the commissioner, nor any officer or employee in the division of housing shall acquire or hold any interest, direct or indirect, in such state-aided urban renewal program or in any property then or thereafter included or planned to be included in such state-aided urban renewal program, nor shall he retain any interest, direct or indirect, in any property acquired prior to his appointment or employment which is later included, or to his knowledge planned to be included, in such state-aided urban renewal program, nor shall he have any interest, direct or indirect, in any contract or proposed contract for materials or services to be furnished or used in connection with such state-aided urban renewal program. If the commissioner, or any officer or employee in the division of housing, owns or controls an interest, direct or indirect, in any property included in any such state-aided urban renewal program, or in any contract or proposed contract for materials or services to be furnished or used in connection with such state-aided urban renewal program, he shall disclose such interest and the date of acquisition thereof in writing to the governor and the commissioner, and such disclosure shall be entered in a special record of the division of housing kept for such purpose.