N.H. Rev. Stat. § 417:23
There is established in the department of insurance the insurance fraud investigation unit. The unit shall assist the commissioner, or any law enforcement agency, in investigating insurance fraud or other insurance-related criminal activity and in developing and implementing programs to prevent insurance fraud and abuse. The unit shall have the power to subpoena witnesses and administer oaths in any investigation it conducts, and to compel the production of any books, papers or other memoranda or documents by subpoena duces tecum. The unit shall promptly notify the attorney general of any insurance application, claim, or activity which involves criminal conduct. When required by the commissioner and the attorney general, the unit shall cooperate with the attorney general in the investigation and prosecution of criminal violations.
RSA 417:23
1993, 357:6. 2000, 260:1, eff. Aug. 11, 2000.