PHMSA Rail Hazardous Materials Reporting Requirements

Current understanding

To be populated as evidence accumulates.

2025-03-31 — American Tank Car Modernization Act of 2025: cross-connection with american-tank-car-modernization-act: Onboard tank-car telematics would generate real-time safety condition data that complements PHMSA’s rail hazmat reporting framework for TIH/PIH shipments. (novelty: 3)
2026-08-04 — Hazardous Materials: Removing Burdensome Rail Reporting Requirements: PHMSA final rule eliminates or replaces obsolete, overly burdensome, or conflicting rail transportation requirements in the Hazardous Materials Regulations as a regulatory burden-reduction action. (novelty: 2)