Hazardous Materials

These regulations and industry practices apply to hazardous material shipments.

The Hazardous Materials Transportation and Security Reauthorization Act of 2005 PDF : This is the federal law governing hazardous material shipments.
US DOT Code of Federal Regulations database : See current US DOT CFRs in this online database.
CSXT Tariff 4849 (PDF) : Addresses the chain of custody between the customer and CSX.
Cancellation Notice for Tariff 4849 (PDF)
AAR Circular No. OT-55 (PDF) : Recommended Railroad Operating Practices for Transportation of Hazardous Materials.
Shipping Papers and Certification 49CFR.200 (PDF) : The US DOT requires that hazardous materials shippers provide shipping papers and certify that their shipment is properly prepared.
The 48-Hour Rule: 49 CFR 174.14 AND 174.16 (PDF) : All railroads are required to move hazardous material cars to their final destination within 48 hours of their arrival in the destination serving yard. The 49 CFR governs the disposition of hazardous material cars after 48 hours.

PHMSA Special Permits (PDF) : PHMSA has issued its final rule under HM-233B, which revises the procedures for applying for special permits. The rule clarifies current requirements but demands more detailed information to allow the agency to determine whether the special permit will deliver an equivalent level of safety. It also allows online applications. The rule will take effect on March 7, although voluntary compliance is authorized beginning January 5.

Border Protection Rule: 49 CFR (PDF) : The United States Border Patrol has established regulations concerning the shipment of bulk rail cars into the United States. The regulation and pertinent support documents are included here. (Note: these regulations currently are not in force for rail shipments.)
Routing Risk Assessment: 49 CFR (PDF) : USDOT requires carriers of certain hazardous materials to conduct routing risk assesments. The regulation and preamble are included here.

CSX Hazmat Registration: CSX registers with the US DOT as a transporter of hazardous materials.