On and after , the Bureau of Reclamation may invite non-Federal entities involved in cost sharing arrangements for the development of water projects to participate in contract negotiation and source selection proceedings without invoking provisions of chapter 10 of title 5: , That such non-Federal participants shall be subject to the provisions of chapter 21 of title 41 and to the conflict of interest provisions appearing at et seq. (1988).18 U.S.C. 201October 2, 19921992-10-02Provided