N.H. Rev. Stat. § 216-B:1
The governor with the advice of the council is hereby authorized and empowered to undertake in cooperation with the Corps of Engineers, United States Army, a project to improve navigation in the entrance to Hampton Harbor together with a corrective project to restore damaged beach areas resulting from coastal erosion on Hampton Beach between Great Boar's Head and Hampton River. The governor, with the advice of the council, is further authorized and empowered to act in behalf and for the town of Hampton and the town of Seabrook and other public local interests as may be required in the construction of the cooperative projects. Provided, however, that no action shall be taken under the authority hereof except upon a finding by the governor and council that federal funds will be made available for the projects herein described and upon a determination that the state expenditure with respect to such projects is economically justified.
RSA 216-B:1
1963, 333:1, eff. Sept. 3, 1963.