43 U.S.C. § 2432
Effect on the reclamation laws
(a) Reclamation projects
Nothing in this subchapter supersedes or amends any Federal law associated with a project, or a portion of a project, constructed under the reclamation laws.
(b) No new or supplemental benefits
Any assistance provided under this subchapter shall not—
(1)
be considered to be a new or supplemental benefit for purposes of the Reclamation Reform Act of 1982 ( 43 U.S.C. 390aa et seq.); or
(2)
affect any contract in existence on December 22, 2006 , that is executed under the reclamation laws.
( Pub. L. 109–451, title II, § 213 , Dec. 22, 2006 , 120 Stat. 3361 .)