CDL Requirements in Colorado
Everything you need to know about getting your Commercial Driver's License in Colorado — costs, tests, training programs, and how to apply at the CO DMV.
Total Estimated Cost
$128 - $165
Minimum Age
18+ years
Renewal Period
5 years
Passing Score
80%
Colorado CDL Cost Breakdown
Fees charged by the Colorado DMV for CDL testing and issuance (training program costs are separate).
| Fee Type | Amount |
|---|---|
| Application / Permit Fee | $18.52 |
| Knowledge Test Fee | $11.36 |
| Skills Test Fee | $79.52 |
| CDL Issuance Fee | $18.52 |
| Total Estimated Cost | $128 - $165 |
* Fees do not include DOT physical ($50-$150), training program tuition, or endorsement test fees. Third-party skills test providers may charge additional fees.
Colorado CDL Requirements Checklist
You must meet all of the following requirements to obtain a CDL in Colorado.
Minimum Age: 18 years old
Age 18 for intrastate (within Colorado) driving. Must be 21 for interstate (crossing state lines).
Residency Requirement
Must be a Colorado resident with proof of Colorado address. Two documents required.
DOT Medical Card
Must pass a DOT physical exam by an FMCSA-certified medical examiner. The medical card is valid for up to 24 months. Cost: $50-$150.
ELDT Training Required
Since February 2022, all first-time CDL applicants must complete Entry-Level Driver Training from an FMCSA-registered training provider. Both classroom theory and behind-the-wheel training are required.
Background Check
Your driving record is checked through CDLIS and the National Driver Register. Hazmat endorsements require a separate TSA background check (~$125).
Valid CO Driver License
You must hold a valid Colorado driver license before applying for a CDL. Out-of-state licenses must be transferred first.
Written Knowledge Tests
You must pass the following written tests at a Colorado DMV office to obtain your Commercial Learner's Permit (CLP). The passing score in Colorado is 80%.
General Knowledge
Air Brakes
Combination Vehicles
CDL Skills Test Components
After holding your CLP for at least 14 days and completing ELDT training, you can schedule the CDL skills test in Colorado.
Pre-Trip Inspection
Walk-around inspection demonstrating knowledge of vehicle components, engine compartment, brakes, lights, tires, and coupling devices.
Basic Controls
Performed in a controlled area. Includes straight-line backing, offset backing (left/right), and parallel parking. Scored on pull-ups and final position.
Road Test
On-road driving test evaluating turns, lane changes, intersections, railroad crossings, highway driving, and general safe driving behaviors.
Available CDL Endorsements in Colorado
Additional written tests are required for each endorsement. Endorsements expand the types of freight and vehicles you can legally operate.
Top CDL Schools in Colorado
ELDT-registered training programs in Colorado. Verify any school is listed on the FMCSA Training Provider Registry before enrolling.
| School | City | Tuition | Duration |
|---|---|---|---|
| Colorado Driving Institute | Denver | $5,500 | 4 weeks |
| Aims Community College CDL Program | Greeley | $3,400 | 8 weeks |
| Front Range Community College | Longmont | $3,800 | 7 weeks |
| Pueblo Community College | Pueblo | $3,200 | 8 weeks |
* Tuition amounts are approximate and may vary. Contact each school directly for current pricing and financial aid options.
Colorado-Specific CDL Notes
Colorado requires a self-certification form indicating your type of interstate or intrastate commerce. The state offers restricted CDLs for agricultural and construction operations. Mountain driving is a significant factor — I-70 through the Eisenhower Tunnel and Vail Pass requires chain law compliance from September through May.
Restricted CDL available: Colorado offers a restricted CDL for qualifying farm or specialty vehicle operations.
CDL FAQ for Colorado
How much does a CDL cost in Colorado?
Colorado CDL fees total approximately $128-$165, including a $18.52 application fee, $11.36 knowledge test fee, $79.52 skills test fee, and $18.52 CDL issuance fee. Community college programs offer affordable training starting at $3,200.
Does Colorado require mountain driving experience?
While not a formal CDL requirement, Colorado employers strongly prefer drivers with mountain driving experience. I-70 through the Rocky Mountains, including the Eisenhower Tunnel and Vail Pass, is one of the most challenging freight corridors in the nation.
Does Colorado offer a restricted CDL?
Yes, Colorado offers restricted CDLs for farm vehicle operators and certain construction equipment operators. These restricted licenses have reduced testing requirements but limit the types of commercial vehicles you can operate.
Where do I take the CDL test in Colorado?
CDL knowledge tests are available at Colorado DMV offices statewide. Skills tests are conducted at designated CDL testing sites or through authorized third-party examiners in Denver, Colorado Springs, Grand Junction, and other locations.
What is the chain law in Colorado?
Colorado's chain law (Traction Law) requires commercial vehicles to carry chains on I-70 in the mountains from September through May. During chain law conditions, CMVs must have chains on or be equipped with adequate traction devices. Fines for non-compliance start at $651.
CDL Requirements in Other States
CDL Training Guide
Classes, programs, costs, and step-by-step guide.
Read guide →Trucking Jobs in Colorado
Browse CDL driver jobs, salaries, and companies in CO.
View jobs →Ready to Get Your CDL in Colorado?
Browse trucking companies hiring in Colorado or explore CDL training options to start your career.