N.H. Rev. Stat. § 155-E:9
If the regulator disapproves or approves an application for an excavation permit or an application for an amended permit, any interested person affected by such decision may appeal to the regulator for a rehearing on such decision or any matter determined thereby. The motion for rehearing shall fully specify every ground upon which it is alleged that the decision or order complained of is unlawful or unreasonable and said appeal shall be filed within 10 days of the date of the decision appealed from. The regulator shall either grant or deny the request for rehearing within 10 days, and if the request is granted a rehearing shall be scheduled within 30 days. Any person affected by the regulator's decision on a motion for rehearing to the regulator may appeal in conformity with the procedures specified in RSA 677:4-15.
RSA 155-E:9
1979, 481:2. 1985, 103:2, eff. Jan. 1, 1986.