N.H. Rev. Stat. Ann. § 231:142

A record shall be kept of the trees so acquired which may be marked for identification in an appropriate manner as shall be determined by the city or town. Such record may include the approximate location, name of abutting landowner, variety and approximate diameter, and date of acquisition. The tree warden or his or her authorized agent shall represent the interest of the public at any hearing whenever a public service corporation shall desire to cut or remove any shade or ornamental tree in accordance with RSA 231:172, or may have caused damage to such trees.