(a) Federal law gives hiring and training preferences, to the greatest extent feasible, to Indians for all work performed under the TTP.

(b) Under 25 U.S.C. § 450e(b), 23 U.S.C. § 140(d), 25 U.S.C. § 47, and 23 U.S.C. § 202(a)(3), Indian organizations and Indian-owned economic enterprises are entitled to a preference, to the greatest extent feasible, in the award of contracts, subcontracts and sub-grants for all work performed under the TTP.