40 CFR § 1620.4 - Investigations.

---
identifier: "/us/cfr/t40/s1620.4"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "40 CFR § 1620.4 - Investigations."
title_number: 40
title_name: "Protection of Environment"
section_number: "1620.4"
section_name: "Investigations."
chapter_name: "CHEMICAL SAFETY AND HAZARD INVESTIGATION BOARD"
part_number: "1620"
part_name: "ADMINISTRATIVE CLAIMS ARISING UNDER THE FEDERAL TORT CLAIMS ACT"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "28 U.S.C. 2672; 42 U.S.C. 7412(r)(6)(N); 28 CFR 14.11."
regulatory_source: "69 FR 55513, Sept. 15, 2004, unless otherwise noted."
cfr_part: "1620"
---