Title 43, Public LandsRelease 119-102

§485a Definitions

Title 43 › CHAPTER 12 — RECLAMATION AND IRRIGATION OF LANDS BY FEDERAL GOVERNMENT › SUBCHAPTER X — PAYMENT OF CONSTRUCTION CHARGES › § 485a

Last updated Aug 21, 2026|Official source

Summary

Defines key words used in the subchapter. "Federal reclamation laws" means the Act of June 17, 1902 (32 Stat. 388) and any later laws that change or add to it. "Secretary" means the Secretary of the Interior. "Project" means any reclamation or irrigation project the United States builds, operates, or that has a repayment contract under those laws. "Construction charges" means the principal amounts owed to the United States under water-rights applications, repayment contracts, orders, or similar obligations, but it does not include yearly water rental, power, operation and maintenance, interest, or other charges that are not added into the construction principal accounts. "Repayment contract" means a contract to pay construction charges to the United States. "Project contract unit" means a project or a large part of a project covered by a repayment contract; overlapping areas under different contracts are separate units unless merged by agreements the Secretary approves. "Organization" means a state-created body (like a conservancy or irrigation district or a water users’ association) that can contract with the United States under the reclamation laws. "Division of a project" and "development unit" are parts of a project the Secretary names for management or engineering. "Irrigation block" means an area of arid or semiarid land the Secretary decides should be brought under irrigation at about the same time.

Full Legal Text

Title 43, §485a

Public Lands, Source: USLM XML via OLRC

As used in this subchapter—
(a)The term “Federal reclamation laws” shall mean the Act of June 17, 1902 (32 Stat. 388), and all Acts amendatory thereof or supplementary thereto.
(b)The term “Secretary” shall mean the Secretary of the Interior.
(c)The term “project” shall mean any reclamation or irrigation project, including incidental features thereof, authorized by the Federal reclamation laws, or constructed by the United States pursuant to said laws, or in connection with which there is a repayment contract executed by the United States, pursuant to said laws, or any project constructed or operated and maintained by the Secretary through the Bureau of Reclamation for the reclamation of arid lands or other purposes.
(d)The term “construction charges” shall mean the amounts of principal obligations payable to the United States under water-right applications, repayment contracts, orders of the Secretary, or other forms of obligation entered into pursuant to the Federal reclamation laws, excepting amounts payable for water rental or power charges, operation and maintenance and other yearly service charges, and excepting also any other operation and maintenance, interest, or other charges which are not covered into the principal sums of the construction accounts of the Bureau of Reclamation.
(e)The term “repayment contract” shall mean any contract providing for payment of construction charges to the United States.
(f)The term “project contract unit” shall mean a project or any substantial area of a project which is covered or is proposed to be covered by a repayment contract. On any project where two or more repayment contracts in part cover the same area and in part different areas, the area covered by each such repayment contract shall be a separate project contract unit. On any project where there are either two or more repayment contracts on a single project contract unit or two or more project contract units, the repayment contracts or project contract units may be merged by agreements in form satisfactory to the Secretary.
(g)The term “organization” shall mean any conservancy district, irrigation district, water users’ association, or other organization, which is organized under State law and which has capacity to enter into contracts with the United States pursuant to the Federal reclamation laws.
(h)The term “division of a project” shall mean any part of a project designated as a division by order of the Secretary or any phase or feature of project operations given a separate designation as a division by order of the Secretary for the purposes of orderly and efficient administration.
(i)The term “development unit” shall mean a part of a project which, for purposes of orderly engineering or reclamation development, is designated as a development unit by order of the Secretary.
(j)The term “irrigation block” shall mean an area of arid or semiarid lands in a project in which, in the judgment of the Secretary, the irrigable lands should be reclaimed and put under irrigation at substantially the same time, and which is designated as an irrigation block by order of the Secretary.

Legislative History

Notes & Related Subsidiaries

Editorial Notes

References in Text

This subchapter, referred to in text, was in the original “this Act”, meaning act Aug. 4, 1939, ch. 418, 53 Stat. 1187, known as the Reclamation Project Act of 1939, which enacted this subchapter, section 375a, 380a, and 387 to 389 of this title and section 16d of former Title 41, Public Contracts, and enacted provision set out as a note under section 485j of this title. For complete classification of this Act to the Code, see section 485k of this title and Tables. Act of June 17, 1902, referred to in subsec. (a), is popularly known as the Reclamation Act, which is classified generally to this chapter. For complete classification of this Act to the Code, see

Short Title

note set out under section 371 of this title and Tables.

Amendments

1958—Subsecs. (h) to (k). Pub. L. 85–611 repealed subsec. (h) which defined “annual returns” and “normal returns”, and redesignated subsecs. (i) to (k) as (h) to (j), respectively.

Reference

Citations & Metadata

Citation

43 U.S.C. § 485a

Title 43, Public Lands

Last Updated

Aug 21, 2026

Release point: 119-102