N.H. Rev. Stat. § 21-P:7

I. There is established within the department the division of state police under the supervision of an unclassified director of state police who shall be responsible for the following functions, in accordance with applicable laws: (a) Enforcing state criminal and motor vehicle laws, public safety laws, and laws relative to hazardous waste, hazardous materials transportation, and truck weight enforcement. (b) Issuing nonresident pistol permits in accordance with RSA 159:6. (c) Carrying out the duties specified in RSA 106-B. (d) Regulation of detective agencies and security services under RSA 106-F. (e) Forensic science laboratory services, including expert assistants and such facilities as are necessary to support the investigatory, analytical, and enforcement functions of the state criminal, motor vehicle, hazardous waste, and other public safety laws. (f) Approving professional standards of conduct and standard operating procedures of the division of state police. (g) Carrying out the duties assigned to the marine patrol bureau. II. Notwithstanding any other provision of law, the provisions of RSA 106-B:4 shall continue to apply to the division of state police. The division shall be authorized to continue to use the nomenclature designating the units and personnel of the division in use on the effective date of this chapter. III. [Repealed.]