; and (D) applicable Federal law. (2) Off-Reservation use The Tribes may allocate, distribute, and lease the Tribal Water Right for off-Reservation use in the State in accordance with the Compact, subject to the approval of the Secretary. (3) Land leases by allottees Notwithstanding paragraph (1), an allottee may lease any interest in land held by the allottee, together with any water right determined to be appurtenant to the interest in land, in accordance with the Law of Administration. (f) Law of Administration (1) In general During the period beginning on the date of enactment of this Act and ending on the date on which the Law of Administration becomes effective on the Reservation, the Secretary shall administer, with respect to the rights of allottees, the Tribal Water Right in accordance with this Act. (2) Approval (A) In general The Law of Administration is approved. (B) Registrations As provided in sections 3 and 4 of article IX of the Montana State Constitution and section 1–1–108 of the Law of Administration, all registrations shall be provided to the department of natural resources and conservation of the State, to be entered into the water rights database of the department. (C) Amendments An amendment to the Law of Administration that affects a right of an allottee shall not be valid unless the amendment is approved by the Secretary in accordance with this subsection. (3) Approval period (A) In general Subject to subparagraph (B), the Secretary shall approve or disapprove an amendment to the Law of Administration by not later than 180 days after the date of ratification of the Law of Administration by the Tribes and the State. (B) Extension The deadline described in subparagraph (A) may be extended by the Secretary after consultation with the Tribes. (4) Conflict In the event of a conflict between the Law of Administration and this Act, the provisions of this Act shall control. (g) Administration (1) Alienation The Tribes shall not permanently alienate any portion of the Tribal Water Right. (2)