Conn. Gen. Stat. § 16-280d: Records, reports and inspection.

The Public Utilities Regulatory Authority shall require any person that owns any pipeline facilities or that engages in the transportation of gas or maintains pipeline facilities within the state to maintain such records, make such reports and provide such inspections as are required by the federal act or by any regulation adopted by the authority pursuant to subsection (b) or (c) of section 16-280b. If the authority investigates an accident involving such a pipeline facility, the operator of the facility shall make available to the authority all records and information that pertain to the accident, including, but not limited to, integrity management plans or test results, and shall afford all reasonable assistance to the authority in the investigation of the accident. The authority may require the filing of such information as is necessary to determine compliance with applicable standards and regulations.