N.H. Rev. Stat. § 12-G:53

I. All actions and proceedings of the authority shall be governed by the provisions of RSA 91-A. II. Purchases and contracts of the authority may be made or let without regard to any provision of law relating to public purchases or contracts. III. Except for rules adopted pursuant to RSA 12-G:42, X, which shall be subject to the provisions of RSA 541-A:3 through RSA 541-A:15, the authority shall be exempt from the provisions of RSA 541-A and may adopt rules and bylaws in accordance with its own procedures, including, but not limited to, rules regulating the conduct of hearings. Except for rules adopted pursuant to RSA 12-G:42, X, the authority shall file in the office of legislative services a copy of all rules and bylaws adopted, amended, or repealed by the authority. All such rules and bylaws shall be filed in the office of legislative services within 7 days of such adoption, amendment, or repeal. IV. Any rule adopted by the authority pursuant to RSA 12-G:47 shall be adopted in accordance with the provisions of RSA 541-A; any rule adopted by the authority pursuant to RSA 12-G:42, X shall be adopted in accordance with the provisions of RSA 541-A:3 through RSA 541-A:15. V. The provisions of this chapter shall be liberally construed in order to effect its purpose. VI. If any provision of this chapter or the application thereof to any person or circumstance is held invalid, the invalidity does not affect other provisions or applications of the chapter which can be given effect without the invalid provisions or applications, and to this end the provisions of this chapter are severable.