N.H. Rev. Stat. § 6-B:3

I. Notwithstanding any other provisions of state law, for the purpose of coordinating state activity in the bond market, all state and local governmental entities authorized by law to issue bonds, including, but not limited to: all state agencies, the university system of New Hampshire, the New Hampshire municipal bond bank, the New Hampshire housing finance agency, all counties, cities, towns, village districts, school districts, precincts, housing authorities, local development corporations, and any special purpose districts or authorities shall provide the office of investment and debt management with the notification of intent to borrow or issue bonds at the earliest possible date; provided, however, that such issuers shall, no later than 30 days prior to the sale of any debt issue at public or private sale, give written notice of the proposed sale to the office of investment and debt management, by mail, postage prepaid. Failure to give this notice shall not affect the validity of the sale. II. The treasurer may adopt rules pursuant to RSA 541-A concerning the information to be included in and the form of notifications required under paragraph I.