43 USC § 507 - Construction for dam safety

---
identifier: "/us/usc/t43/s507"
source: "usc"
legal_status: "official_prima_facie"
title: "43 USC § 507 - Construction for dam safety"
title_number: 43
title_name: "PUBLIC LANDS"
section_number: "507"
section_name: "Construction for dam safety"
chapter_number: 12
chapter_name: "RECLAMATION AND IRRIGATION OF LANDS BY FEDERAL GOVERNMENT"
subchapter_number: "XI–A"
subchapter_name: "RECLAMATION SAFETY OF DAMS"
positive_law: false
currency: "119-84"
last_updated: "2026-04-17"
format_version: "1.1.0"
generator: "[email protected]"
source_credit: "(Pub. L. 95–578, § 3, Nov. 2, 1978, 92 Stat. 2471; Pub. L. 114–113, div. D, title II, § 203(1), Dec. 18, 2015, 129 Stat. 2406.)"
---


# § 507. Construction for dam safety

section 509b of this title

Except as provided in , construction authorized by this subchapter shall be for the purposes of dam safety and not for the specific purposes of providing additional conservation storage capacity or of developing benefits over and above those provided by the original dams and reservoirs. Nothing in this subchapter shall be construed to reduce the amount of project costs allocated to reimbursable purposes heretofore authorized.

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**Source Credit**: (Pub. L. 95–578, § 3, Nov. 2, 1978, 92 Stat. 2471; Pub. L. 114–113, div. D, title II, § 203(1), Dec. 18, 2015, 129 Stat. 2406.)

## Editorial Notes

### Amendments

2015— substituted “Except as provided in , construction” for “Construction”.