25 U.S.C. § 101 : US Code - Section 101: Payment for wagon transportation

Search 25 U.S.C. § 101 : US Code - Section 101: Payment for wagon transportation

All wagon transportation from the point where delivery is made by
the last common carrier to the agency, school, or elsewhere, and
between points on the reservation or elsewhere, shall be paid from
the funds appropriated or otherwise available for the support of
the school, agency, or other project for which the supplies to be
transported are purchased.