---
kind: "section"
citation: "43 U.S.C. § 390tt"
title: "43"
title_heading: "Public Lands"
number: "390tt"
heading: "Contract required"
release: "119-102"
date: "2026-07-12"
url: "https://uscodex.org/usc/43/390tt"
units:
  - "Chapter 12 — Reclamation and Irrigation of Lands by Federal Government"
  - "Subchapter I–A — Reclamation Reform"
---

# §390tt. Contract required


[Irrigation water](/usc/43/390bb.md?p=5) temporarily made available from reclamation facilities in excess of ordinary quantities not otherwise storable for [project](/usc/43/390bb.md?p=8) purposes or at times when such [irrigation water](/usc/43/390bb.md?p=5) would not have been available without the operations of those facilities, may be used for irrigation, municipal, or industrial purposes only to the extent covered by a [contract](/usc/43/390bb.md?p=1) requiring payment for the use of such [irrigation water](/usc/43/390bb.md?p=5), executed in accordance with the Reclamation Project Act of 1939 [[43 U.S.C. 485](/usc/43/485.md) et seq.], or other applicable provisions of Federal reclamation law.


## Source credit

(Pub. L. 97–293, title II, § 220, Oct. 12, 1982, 96 Stat. 1271.)

## Notes

### Editorial Notes

### References in Text

The Reclamation Project Act of 1939, referred to in text, is act Aug. 4, 1939, ch. 418, 53 Stat. 1187, which is classified principally to subchapter X (§ 485 et seq.) of this chapter. For complete classification of this Act to the Code, see section 485k of this title and Tables.

Federal reclamation law, referred to in text, is defined in section 390aa of this title.