Conn. Gen. Stat. § 16-349
Except as provided in section 16-352, a person, public agency or public utility responsible for excavating, discharging explosives or demolishing shall notify the central clearinghouse of such proposed excavation, discharge or demolition in the manner prescribed by regulations adopted pursuant to section 16-357. Such notice shall include the name, address and telephone number of the person, public agency or public utility performing the excavation, discharge of explosives or demolition and the date, location and type of excavation, demolition or discharge of explosives. The central clearinghouse shall immediately transmit such information to the public utilities whose facilities may be affected. In the event the proposed excavation, demolition or discharge of explosives has not been completed within the allotted time frame prescribed by regulation of such notification, or the excavation, demolition or discharge of explosives will be expanded outside of the location originally specified in such notification, the person, public agency or public utility responsible for such excavation, demolition or discharge of explosives shall again notify the central clearinghouse in the manner prescribed by regulations adopted pursuant to section 16-357.
Conn. Gen. Stat. § 16-349
(P.A. 77-350, S. 5; 77-614, S. 162, 587, 610; P.A. 78-303, S. 85, 136; P.A. 80-482, S. 166, 348; P.A. 87-71, S. 3, 13; P.A. 14-94, S. 42.)
See Sec. 16-356 re penalty for failure to give required notice.