---
kind: "section"
citation: "42 U.S.C. § 1900b"
title: "42"
title_heading: "The Public Health and Welfare"
number: "1900b"
heading: "Amendment, modification, or repeal of authorizations for execution of contracts for research"
release: "119-102"
date: "2026-07-12"
url: "https://uscodex.org/usc/42/1900b"
units:
  - "Chapter 16B — Contracts for Scientific and Technological Research"
---

# §1900b. Amendment, modification, or repeal of authorizations for execution of contracts for research


Nothing contained in this chapter is intended to amend, modify, or repeal any provisions of law administered by the [Secretary](/usc/42/242q–4.md?p=2) of the Interior which authorize the making of contracts for research.


## Source credit

(Pub. L. 89–672, § 3, Oct. 15, 1966, 80 Stat. 951.)