The board may enter into a contract or other obligation with the United States for the following purposes:

1. (1) to construct, operate, and maintain necessary facilities to deliver and distribute water;
2. (2) to drain district land;
3. (3) to assume debt for district land;
4. (4) to rent temporarily United States water for use on district land under the federal reclamation laws; or
5. (5) to furnish a water supply to the district under any act of Congress which authorizes it.

Acts 1971, 62nd Leg., p. 445, ch. 58, Sec. 1, eff. Aug. 30, 1971.