(a) A grant under this subchapter must reserve to this state all minerals except rock, sand, and gravel needed by the United States in the operation or construction by the United States or its agents of any of the works described by Section 2204.401. The reservation must provide that:
(1) the minerals reserved to this state may not be explored for, developed, or produced in a manner that will at any time prevent or interfere with the operation or construction of those works; and
(2) before exploring for or developing reserved minerals, this state must obtain the written consent of the United States Section, International Boundary and Water Commission, United States and Mexico, or its successor agency, as to the proposed area sought to be explored or developed by this state, including the location of and production facilities for oil wells, gas wells, or oil and gas wells or other minerals.
(b) In a grant to the United States of fee title to the bed and banks of the Rio Grande for the relocation and rectification of the existing channel under the treaty that is to cause a portion of the channel to be in the territorial limits of the United Mexican States after its relocation and rectification, the reservation is required only for the portion of the channel that will remain in the territorial limits of the United States on completion of the relocation and rectification project.