43 U.S. Code § 485b - Amendment of existing repayment contracts
In connection with any repayment contract or other form of obligation, existing on August 4, 1939, to pay construction charges, providing for repayment on the basis of a definite period, the Secretary is authorized, upon request by the water users involved or their duly authorized representatives for amendment under this section of said contract or other form of obligation, and if in the Secretary’s judgement such amendment is both practicable and in keeping with the general purpose of this subchapter, to amend said contract or other form of obligation so as to provide that the construction charges remaining unaccrued on the date of the amendment, or any later date agreed upon, shall be spread in definite annual installments on the basis of a longer definite period fixed in each case by the Secretary:
Act Mar. 6, 1952, ch. 94, 66 Stat. 16, as amended by acts Aug. 31, 1954, ch. 1168, 68 Stat. 1044; Pub. L. 85–156, Aug. 21, 1957, 71 Stat. 390; Pub. L. 85–611, § 3, Aug. 8, 1958, 72 Stat. 543; Pub. L. 86–308, § 2, Sept. 21, 1959, 73 Stat. 585, provided that the authority vested in the Secretary of the Interior by sections 485b and 485f of this title should be extended through Dec. 31, 1960.