N.H. Rev. Stat. Ann. § 669:19

In a town which has adopted the nonpartisan ballot system as provided in RSA 669:13, all candidates shall file a declaration of candidacy with the town clerk during the filing period for town candidates. All candidates who file on the last day of the filing period shall do so in person before the town clerk. The filing period shall begin on the seventh Wednesday and end on the Friday of the following week before the town election. Such declaration of candidacy shall be prepared by the town clerk in substantially the following form: I, ____________________ , declare that I am domiciled in the town of _______________ , and that I am a registered voter therein; that I am a candidate for the office of _______________ and hereby request that my name be printed on the official nonpartisan ballot of the town of _______________ .