I. The procedure in cases concerning parental rights and responsibilities, including child support, shall be the same as the procedure for petitions for divorce and legal separation under RSA 458. Except as otherwise provided in this chapter, the court, upon proper application and notice to the adverse party, may revise and modify any order made by it, make such new orders as may be necessary, and may award costs as justice may require.
II. In cases where husband and wife or unwed parents are living apart, the court, upon petition of either party, may make such order as to parental rights and responsibilities and support of the children as justice may require. All applicable provisions of this chapter and of RSA 458-A, 458-B, 458-C, and 458-D shall apply to such proceedings.

Terms Used In New Hampshire Revised Statutes 461-A:3

  • Jurisdiction: (1) The legal authority of a court to hear and decide a case. Concurrent jurisdiction exists when two courts have simultaneous responsibility for the same case. (2) The geographic area over which the court has authority to decide cases.
  • justice: when applied to a magistrate, shall mean a justice of a municipal court, or a justice of the peace having jurisdiction over the subject-matter. See New Hampshire Revised Statutes 21:12
  • petition: when used in connection with the equity jurisdiction of the superior court, and referring to a document filed with the court, shall mean complaint, and "petitioner" shall mean plaintiff. See New Hampshire Revised Statutes 21:51
  • state: when applied to different parts of the United States, may extend to and include the District of Columbia and the several territories, so called; and the words "United States" shall include said district and territories. See New Hampshire Revised Statutes 21:4

III. The jurisdiction granted by this section shall be limited by the Uniform Child Custody Jurisdiction and Enforcement Act, if another state has jurisdiction as provided in that act. For the purposes of interpreting that act and any other provision of law which refers to a custodial parent, including but not limited to RSA 458-A, any parent with 50 percent or more of the residential responsibility shall be considered a custodial parent.