Conn. Gen. Stat. § 29-311
(a) The State Fire Marshal, any local fire marshal within the local fire marshal's jurisdiction, and all duly authorized fire and police personnel acting within their jurisdiction may enter into and upon any premises or building where any fire or explosion has occurred and premises adjacent thereto, without liability for trespass or damages reasonably incurred, to conduct investigations in accordance with sections 29-302 and 29-310, under the following circumstances and conditions:
(1) During an emergency by reason of fire or explosion on any premises, they or any of them may, without a warrant, enter such premises during the suppression of the fire or explosion or within a reasonable period of time following the suppression thereof and remain for a reasonable period of time following the suppression of the fire or explosion to:
(2) After expiration of a reasonable period of time following the suppression of the fire or explosion, they or any of them shall apply in writing under oath to any judge of the Superior Court for a warrant to enter upon the premises to determine the cause and origin of the fire or explosion, if such cause or origin has not been previously determined. The application shall describe:
(P.A. 81-429, S. 3; P.A. 84-229; P.A. 00-211, S. 1; P.A. 11-51, S. 109; 11-61, S. 92.)
History: P.A. 84-229 rephrased section, amended Subsec. (a) by providing that entry may be made without a warrant during the suppression of the fire or explosion or within a reasonable period of time thereafter rather than within 48 hours “immediately following the time such emergency is brought under control” and by specifying the reasons allowing such entry, and amended Subsec. (b) by requiring a warrant to enter after a reasonable period of time following the suppression of the fire or explosion rather than after a 48-hour period and by specifying that the purpose of such entry is to determine the cause and origin of the fire or explosion; P.A. 00-211 designated existing language as Subsec. (a), redesignated former Subsecs. (a) and (b) as Subdivs. (1) and (2), respectively, made technical changes, and added new Subsec. (b) requiring the Commissioner of Public Safety to make quarterly reports re arson to the Insurance Commissioner, within available appropriations; P.A. 11-51 deleted references to Commissioner of Public Safety as State Fire Marshal, effective July 1, 2011; P.A. 11-61 amended Subsec. (b) by replacing “State Fire Marshal” with “Commissioner of Emergency Services and Public Protection”, effective July 1, 2011.