43 U.S. Code § 1553 - Upper Colorado River Basin; rights to consumptive uses not to be reduced or prejudiced; duties and powers of Commission not impaired

(a) Rights of the upper basin to the consumptive use of water available to that basin from the Colorado River system under the Colorado River Compact shall not be reduced or prejudiced by any use of such water in the lower basin.
(b) Nothing in this chapter shall be construed so as to impair, conflict with, or otherwise change the duties and powers of the Upper Colorado River Commission.


(Pub. L. 90–537, title VI, § 603,Sept. 30, 1968, 82 Stat. 901.)

The table below lists the classification updates, since Jan. 3, 2012, for this section. Updates to a broader range of sections may be found at the update page for containing chapter, title, etc.

The most recent Classification Table update that we have noticed was Tuesday, August 13, 2013

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43 USCDescription of ChangeSession YearPublic LawStatutes at Large


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