N.H. Rev. Stat. Ann. § 503:3

An action on a small claim may be commenced by filing an application in the district or municipal court having jurisdiction. The application may be filed by a person or his authorized attorney and shall set forth a statement of the claim, including the names of the parties involved, the residence of each party, the basis of the claim, and the amount alleged to be due. Upon the filing of such an application and the payment of the required fee, the clerk shall set a time and place for hearing.