R.C.S.A. § 29-161-4
Records retention requirements
Cite as Conn. Agencies Regs. § 29-161-4
A private detective or private detective agency shall maintain business records for not less than three (3) years. For the purposes of this section, business records shall include, but shall not be limited to, records regarding licensing as a private detective or private detective agency, contracts with clients, investigative reports and personnel records.