CFR /  Title 25  /  Part 139  /  Sec. 139.4 Deferment of assessments on lands remaining in Indian

In conformity with the act of July 1, 1932 (47 Stat. 564; U.S.C. 386(a)), no assessment shall be made on behalf of construction costs against Indian-owned land within the project until the Indian title thereto has been extinguished.