No municipal ordinance, the purpose of which is to control the use of boats and motors on, or other public use of, any lake or pond, shall apply to boats and motors owned by the department or be enforceable against any employee of the department while he is engaged in the enforcement of laws and regulations and the performance of other official duties.
Conn. Gen. Stat. § 26-8
(1957, P.A. 275; 1971, P.A. 872, S. 214.)