---
kind: "section"
citation: "42 U.S.C. § 11041"
title: "42"
title_heading: "The Public Health and Welfare"
number: "11041"
heading: "Relationship to other law"
release: "119-102"
date: "2026-07-12"
url: "https://uscodex.org/usc/42/11041"
units:
  - "Chapter 116 — Emergency Planning and Community Right-To-Know"
  - "Subchapter III — General Provisions"
---

# §11041. Relationship to other law

- (a) **In general—** Nothing in this chapter shall—
  - (1) preempt any [State](/usc/42/11049.md?p=9) or local law,
  - (2) except as provided in [subsection (b)](#b), otherwise affect any [State](/usc/42/11049.md?p=9) or local law or the authority of any [State](/usc/42/11049.md?p=9) or local government to adopt or enforce any [State](/usc/42/11049.md?p=9) or local law, or
  - (3) affect or modify in any way the obligations or liabilities of any [person](/usc/42/11049.md?p=7) under other Federal law.
- (b) **Effect on MSDS requirements—** Any [State](/usc/42/11049.md?p=9) or local law enacted after August 1, 1985, which requires the submission of a [material safety data sheet](/usc/42/11049.md?p=6) from [facility](/usc/42/11049.md?p=4) [owners](/usc/42/13641.md?p=4) or operators shall require that the data sheet be identical in content and format to the data sheet required under subsection (a) of [section 11021 of this title](/usc/42/11021.md). In addition, a [State](/usc/42/11049.md?p=9) or locality may require the submission of information which is supplemental to the information required on the data sheet (including information on the location and quantity of [hazardous chemicals](/usc/42/11049.md?p=5) present at the [facility](/usc/42/11049.md?p=4)), through additional sheets attached to the data sheet or such other means as the [State](/usc/42/11049.md?p=9) or locality considers appropriate.

## Source credit

(Pub. L. 99–499, title III, § 321, Oct. 17, 1986, 100 Stat. 1747.)