July 26, 2026 by VelSafe Editorial Team Law HAZWOPER: DOT Emergency Response Guidebook (US) 2026 LAW: Hazardous Materials and Emergency Response HAZWOPER and the DOT Emergency Response GuidebookYour Legal Guide to US Hazmat Compliance OSHA's HAZWOPER standard (29 CFR 1910.120) governs how employers and workers respond to hazardous substa