((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 ( et seq.); or

((2)) affect any contract in existence on , that is executed under the reclamation laws.