N.H. Rev. Stat. Ann. § 405-B:3

For the purposes of carrying out the provisions of the Nonadmitted and Reinsurance Reform Act of 2010, the commissioner is authorized to enter into a cooperative or reciprocal agreement, or compact with another state in order to facilitate the collection, allocation, and disbursement of premium taxes attributable to the placement of nonadmitted insurance, provide for uniform methods of allocation and reporting among nonadmitted insurance risk classifications, and share information among states relating to nonadmitted insurance premium taxes.