Wisconsin Administrative Code Department of Transportation
Wisconsin Department of Transportation (DOT) – Administrative Code Overview
The Wisconsin DOT is responsible for highways, public transportation, motor vehicles, and related infrastructure. Its rules are codified in the Wisconsin Administrative Code, primarily under the Chapters Trans (Transportation) and related subchapters.
Key Areas Covered in the Code
Motor Vehicles and Licensing
Driver licensing: Requirements for issuance, renewal, suspension, and revocation.
Vehicle registration and titles: Rules for registration, transfers, and license plates.
Commercial drivers: Regulations for commercial driver’s licenses (CDL), endorsements, and safety standards.
Highways and Traffic Regulations
Traffic rules: Speed limits, signs, signals, and road markings.
Road construction and maintenance: Standards for highway design, repair, and safety.
Weight limits: Rules for trucks, trailers, and special loads on public highways.
Public Transportation
Regulations for buses, transit systems, and paratransit services.
Safety standards and operational requirements for carriers.
Safety and Enforcement
Vehicle inspection programs, emission testing, and compliance.
Accident reporting and enforcement procedures.
Licenses, Permits, and Fees
Permits for oversize/overweight vehicles.
Fees for licenses, registrations, and DOT services.
Aviation and Harbors
Airport safety and operations.
Port and harbor management rules for waterways in Wisconsin.
Administrative Procedures
How the DOT conducts hearings, rulemaking, and public participation.
Recordkeeping, appeals, and enforcement procedures.
Format of the Code
Each chapter in the DOT Administrative Code is cited as “Trans” followed by numbers (e.g., Trans 102 for traffic regulations).
Codes start with definitions, then move to licensing, operation standards, enforcement, and administrative procedures.
The code also includes cross-references to federal DOT regulations where applicable.

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