Conn. Agencies Regs. § 19a-179-6
When an ambulance service which is operated from a location or headquarters outside the State of Connecticut provides emergency medical services inside of the State of Connecticut, no license or certificate shall be required of the service or its personnel under C.G.S. Sec. 19a-180 with respect to the following activities of such ambulance service:
(Effective June 14, 1988)