40 CFR § 370.33 - When must I submit the information?

---
identifier: "/us/cfr/t40/s370.33"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "40 CFR § 370.33 - When must I submit the information?"
title_number: 40
title_name: "Protection of Environment"
section_number: "370.33"
section_name: "When must I submit the information?"
chapter_name: "ENVIRONMENTAL PROTECTION AGENCY"
subchapter_number: "J"
subchapter_name: "SUPERFUND, EMERGENCY PLANNING, AND COMMUNITY RIGHT-TO-KNOW PROGRAMS"
part_number: "370"
part_name: "HAZARDOUS CHEMICAL REPORTING: COMMUNITY RIGHT-TO-KNOW"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "Sections 302, 311, 312, 322, 324, 325, 327, 328, and 329 of the Emergency Planning and Community Right-To-Know Act of 1986 (EPCRA) (Pub. L. 99-499, 100 Stat. 1613, 42 U.S.C. 11002, 11021, 11022, 11042, 11044, 11045, 11047, 11048, and 11049)."
regulatory_source: "73 FR 65478, Nov. 3, 2008, unless otherwise noted."
cfr_part: "370"
---


# 370.33 When must I submit the information?

(a) You must submit an MSDS (or SDS) or a list, as provided in § 370.30(a), for a hazardous chemical subject to the reporting requirements of this part by October 17, 1987, or within 3 months after you first become subject to the reporting requirements of this part (as provided in §§ 370.30 and 370.31(b)).

(b) You must submit a revised MSDS (or SDS), as provided in § 370.31(a), within 3 months after discovering significant new information about a hazardous chemical for which an MSDS 

(or SDS) was submitted.

(c) You must submit an MSDS (or SDS) requested by the LEPC, as provided in §§ 370.30(b) and 370.31(c), within 30 days of receiving the request.

[73 FR 65478, Nov. 3, 2008, as amended at 81 FR 38108, June 13, 2016]