Any constable, when necessary, may command any person to assist him in the execution of the duties of his office.
Conn. Gen. Stat. § 7-90
(1949 Rev., S. 607.)
One may lawfully assist an officer de facto who he believes is an officer de jure. 46 C. 218. Cited. 217 C. 73.
See Sec. 53a-167b re penalty for failure to assist peace officer.