Vt. Stat. Ann. tit. 3, § 261

A trustee or supervisor of a State institution, except the University of Vermont and State Agricultural College, shall not be employed in any capacity in such institution, nor shall the Commissioner of Corrections be employed in any capacity in any State institution over which he or she has supervision or charge. If such an officer accepts employment in a State institution contrary to the provisions of this section, his or her office shall be vacant.