Hazmat 49 CFR Parts 100-185 e1 - March 2026

Mancomm's comprehensive guide to 49 CFR Parts 100–185 consolidates the complete federal Hazardous Materials Regulations into one authoritative reference. This March 2026 edition covers classification, packaging, labeling, documentation, and transportation requirements for hazardous materials across highway, rail, vessel, and air modes. Essential for compliance professionals, safety managers, and transportation operators who need reliable guidance for daily operations, regulatory audits, employee training, and enforcement preparation. Issued by the U.S. Department of Transportation and enforced by PHMSA, these regulations form the foundation of hazmat safety and legal compliance.