Pub. L. 107-331, tit. II, sec. 208
STATUTORY CONSTRUCTION.
SEC. 208. STATUTORY CONSTRUCTION. Nothing in this title may be construed as diminishing or affecting any water right of an Indian tribe, except as specifically provided in another provision of this title, any treaty right that is in effect on the date of enactment of this Act, or any authority of the Secretary of the Interior or the head of any other Federal agency under a law in effect on the date of enactment of this Act.