Business Center

Related Links

These links are provided as a courtesy. It is the responsibility of the user to determine the value of the information. CDOT does not endorse these links.

Government Links:

Safety and Enforcement
Colorado Department of Public Safety
Colorado State Patrol - Motor Carrier Safety
(303) 273-1875

Port of Entry Information, Safety and Enforcement
Colorado Department of Public Safety
Colorado State Patrol - Port of Entry
(303) 273-1870

Interstate Vehicle Registration (IRP)
Colorado Department of Revenue
Motor Vehicle Division
(303) 205-5602

International Fuel Tax Agreement (IFTA)
Colorado Department of Revenue
Taxpayer Service Division
(303) 205-8205 

Commercial Driver's License Information (CDL)
Colorado Department of Revenue
Driver's Service Section
(720) 929-8603

Colorado Regulated Carriers (UCR), Intrastate Operating Authority)
Colorado Department of Regulatory Agencies
Public Utilities Commission (PUC)
(303) 894-2000

U.S. DOT Information and Economic Authority (old ICC Authority)
Federal Motor Carrier Safety Administration
Colorado Division
(720)963-3130

Colorado Hazardous Materials Information
Colorado Department of Public Safety
Colorado State Patrol - Hazardous Materials
(303) 273-1875

Field Log of Structures
Major and minor structures, overhead signs, overhead pipes, pedestrian facilities, tunnels, and any structure that would carry traffic, impose a restriction to traffic or is the responsibility of CDOT to maintain or inspect.---
The vertical clearance shown in this report are for the information purposes only. It is the responsibility of the operator of equipment to check load and structure clearances before proceeding through or under a structure.

Safety Regulations and Other

Federal Motor Carrier Safety Regulations and Other Required Forms:

Colorado Motor Carrier's Association
4060 Elati Street
Denver, CO 80216
(303) 433-3375

J.J. Keller & Associates, Inc.
3003 Breezewood Lane
P.O. Box 368
Neenah, WI 54957-0368
(800) 843-3174

LabelMaster
5724 N. Pulaski Rd.
Chicago, IL 60646-6797

Commercial Vehicle Safety Alliance
5430 Grosvenor Ln., Suite 130
Bethesda, MD 20814

Weather, Traffic and Road Closure Related Links

These links are provided as a courtesy. It is the responsibility of the user to determine the value of the information. CDOT does not endorse these links.

CoTrip Real-Time Road & Weather Conditions
Our site provides current road and weather conditions with strategic video access to many of Colorado's highways.

The National Weather Service's Internet Weather Source
Weather conditions for the past 24 hours, forecasts, watches, and warnings for the United States

Unisys Weather
A national weather site which provides a complete source of graphical weather information. This is intended to satisfy the needs of the weather professional, but can be a tool for the casual user as well.

The Weather Channel
Up-to-the-minute information on national and local weather from the Weather Channel's website.

CNN.com Weather
Provides access to four-day weather forecasts for cities worldwide, and coverage of the world's top weather stories.

Colorado Avalanche Information Center
A program of the Colorado Geological Survey promoting safety by reducing the impact of avalanches on recreation, industry, and transportation in the State through a program of forecasting and education.

AccuTraffic
A complete picture on weather and traffic conditions for the nation

Truck Permit Office
  • CDOT Permit Office
    4201 E. Arkansas Ave.
    Room 124
    Denver, CO 80222
    Long Distance: 1-800-350-3765
    Local: 303-757-9539

  • Office Hours:
    7:30 a.m. - 4:30 p.m.
    Monday - Friday
    Walk-ins welcome until 4 p.m.
    Note: Permit staff meetings are typically scheduled from 10-10:30 a.m. on Thursdays

  • Send us your suggestions.

Colorado: The Official State Web Portal