Conn. Agencies Regs. § 29-232-10
Upon the request of a boiler insurance company authorized to insure boilers in Connecticut, the commissioner shall issue to an inspector in the employ of such insurance company a commission as special inspector, provided the employee has had the experience prescribed in section 29-232-7 and holds a certificate of competency or commission issued by a state which has similar standards of construction and inspection, and which holds a written examination similar to that required by the State of Connecticut, or who holds a commission as inspector of boilers from the National Board. Application for a reciprocal commission shall be made on a form to be furnished by the commissioner and shall be accompanied by a photostatic copy of the applicant's state commission or certificate of competency.
Conn. Agencies Regs. § 29-232-10