identifies the uses to which the Fort Belknap Indian Community may put the land described in paragraph (3), provided that the cooperative agreement may be amended by mutual agreement of the Fort Belknap Indian Community, Bureau of Reclamation, the Malta Irrigation District, and the Bureau of Indian Affairs, including to modify the perpetual easement to narrow the boundaries of the easement or to terminate the perpetual easement and cooperative agreement. (e) Land status All land held in trust by the United States for the benefit of the Fort Belknap Indian Community under this section shall be— (1) beneficially owned by the Fort Belknap Indian Community