2018—Pub. L. 115–141 substituted “$25,000,000” for “$5,000,000” in concluding provisions relating to definition of “Works of improvement”.

1994—Pub. L. 103–437 in concluding provisions relating to definition of “Works of improvement” substituted “Committee on Agriculture, Nutrition, and Forestry” for “Committee on Agriculture and Forestry” and “Committee on Environment and Public Works of the Senate and the Committee on Public Works and Transportation of the House” for “Committee on Public Works of the Senate and the Committee on Public Works of the House”.

1990—Pub. L. 101–624, which directed amendment of third sentence by substituting “Each project” for “Each such project submitted to the Committee on Environment and Public Works of the Senate and the Committee on Public Works and Transportation of the House of Representatives after July 1, 1987,” and inserting “, including rural communities,” after “agriculture”, was executed to third sentence of par. defining “Works of improvement” to reflect the probable intent of Congress.

1986—Pub. L. 99–662 inserted in definition of “Works of improvement” provision requiring that projects submitted after July 1, 1987, contain benefits directly related to agriculture accounting for at least 20 percent of the total benefits of the project.

1981—Pub. L. 97–98 substituted “$5,000,000” for “$1,000,000” in definition of “Works of improvement” and expanded definition of “Local organization” to include any Indian tribe or tribal organization having authority under Federal, State, or Indian tribal law to carry out, maintain, and operate works of improvement.

1977—Pub. L. 95–113 substituted “$1,000,000” for “$250,000”.

1972—Pub. L. 92–419 defined “Works of improvement” to include any undertaking for the conservation and proper utilization of land.

1965—Pub. L. 89–337 substituted “more than twelve thousand five hundred acre-feet of floodwater detention capacity” for “more than five thousand acre-feet of floodwater detention capacity”.

1961—Pub. L. 87–170 included irrigation or reservoir companies, water users’ associations and similar organizations not operated for profit in the definition of local organization.

1956—Act Aug. 7, 1956, struck out provisions which limited works of improvement to agriculture phases of conservation, development, utilization, and disposal of water, increased the limits of total capacity of any single structure from 5,000 acre-feet to 25,000 acre-feet, exclude single structures which provide more than 5,000 acre-feet of floodwater detention capacity, required approval of plans involving an estimated Federal contribution to construction costs of more than $250,000, and specified the Congressional committees that must approve the plans where structures are under and over 4,000 acre-feet of total capacity.

Committee on Public Works and Transportation of House of Representatives treated as referring to Committee on Transportation and Infrastructure of House of Representatives by section 1(a) of Pub. L. 104–14, set out as a note preceding section 21 of Title 2, The Congress.

Amendment by Pub. L. 97–98 effective Dec. 22, 1981, see section 1801 of Pub. L. 97–98, set out as an Effective Date note under section 4301 of Title 7, Agriculture.

Amendment by Pub. L. 95–113 effective Oct. 1, 1977, see section 1901 of Pub. L. 95–113, set out as a note under section 1307 of Title 7, Agriculture.

Amendment by act Aug. 7, 1956, as applicable to all works of improvements and plans for such works under the provisions of this chapter, see Extension of Benefits note set out under section 1001 of this title.

Enforcement functions of Secretary or other official in Department of Agriculture, insofar as they involve lands and programs under jurisdiction of that Department, related to compliance with this chapter with respect to pre-construction, construction, and initial operation of transportation system for Canadian and Alaskan natural gas transferred to Federal Inspector, Office of Federal Inspector for Alaska Natural Gas Transportation System, until first anniversary of date of initial operation of Alaska Natural Gas Transportation System, see Reorg. Plan No. 1 of 1979, §§ 102(f), 203(a), 44 F.R. 33663, 33666, 93 Stat. 1373, 1376, effective July 1, 1979, set out in the Appendix to Title 5, Government Organization and Employees. Office of Federal Inspector for the Alaska Natural Gas Transportation System abolished and functions and authority vested in Inspector transferred to Secretary of Energy by section 3012(b) of Pub. L. 102–486, set out as an Abolition of Office of Federal Inspector note under section 719e of Title 15, Commerce and Trade. Functions and authority vested in Secretary of Energy subsequently transferred to Federal Coordinator for Alaska Natural Gas Transportation Projects by section 720d(f) of Title 15.