Wisconsin Hazmat Transportation: What you need to know

Governing Law and Regulations

Motor carrier safety regulations for the transportation of hazardous materials: Wisconsin Statutes Annotated (WSA) 346.45 and Wisconsin Administrative Code, Department of Transportation (Trans) 326.01 to 326.15

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Exclusions: Trans 326.07

Regulatory Agency

Wisconsin Department of Transportation (WDOT) Division of State Patrol

See ADDRESSES & CONTACTS for addresses and telephone numbers.

See national section for basic information and federal regulations.

Comparison: State vs. Federal

Rules. Wisconsin incorporates by reference the federal regulations for the transportation of hazardous materials with some exclusions and additional requirements to stop at railroad crossings. See the national section HAZARDOUS MATERIALS TRANSPORTERS for more information.

Administration and enforcement. WDOT's Division of State Patrol enforces the hazardous materials transportation regulations.

State Requirements


WSA 346.45(1)

Before crossing railroad tracks, operators of vehicles carrying hazardous materials must stop within 50 feet, but not less than 15 feet, of the nearest rail.


Trans 326.07

The federal provisions for shipping container specifications (49 CFR 178) do not apply in Wisconsin to cargo tanks and portable tanks used in intrastate commerce and placed in operation before January 1, 1986.

The following federal provisions do not apply to a nonspecification, nonbulk metal tank permanently secured to a transport vehicle and protected against leakage or damage in the event of a turnover, having a capacity of less than 119 gallons used by intrastate carriers in intrastate commerce to transport only flammable liquid petroleum products:

  • General requirements for shipments ...

>> Read more about Hazmat Transportation

State Requirements

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Wisconsin Hazmat Transportation Resources

Hazmat Transportation Products

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