Wyoming CDL Handbook 2026

Last updated: May 2026

The 2026 Wyoming CDL Manual is published by the Wyoming Department of Transportation (WYDOT) Driver Services Program, and every question on your Wyoming CDL knowledge test is based on the information found inside. Wyoming prints both the original AAMVA Sections 11 and 12 AND the modernized Sections 11M and 12M in the same document, because WYDOT examiners use either format depending on the testing day. Before you book, confirm with your examiner which version they’ll be using — the two formats score differently and have different station-by-station expectations, and showing up prepared for the wrong one is how applicants lose a day. Read the manual carefully, take notes on what applies to the class you’re going for, then pair it with our free Wyoming CDL practice tests to see what’s locked in and what still needs another pass.

Summary of the Wyoming CDL Handbook

A few quick facts before you crack it open:

Issuing authority: Wyoming Department of Transportation, Driver Services Program (WYDOT)
Manual basis: Adapted from AAMVA Version 05, with a state-authored Wyoming Specific CDL Information section at the front covering licensing requirements, restriction codes, ELDT, and skills test procedures
Most recent revision: October 2024
Total pages: 162
Number of sections: 14 testable chapters (Wyoming-specific info plus 13 standard AAMVA sections, with both 11/12 and modernized 11M/12M present so WYDOT can examine on either format)
Languages available: English (oral testing available for those who have difficulty reading or writing)

Details Within the Wyoming CDL Handbook

The Wyoming-specific front section runs through licensing requirements, who needs and doesn’t need a Wyoming license, the Wyoming-specific restriction codes (effective July 1, 2024), acceptable proof of residency, ELDT effective February 7, 2022, the $80 skills test fee, the $5 technology fee, and what to do when stopped by law enforcement. The 13 standard AAMVA sections follow, with both old and modernized skills test versions included:

Wyoming Specific CDL Information: Wyoming licensing requirements, who needs (and doesn’t need) a Wyoming license, the conditions for CDL denial, restriction codes effective July 1, 2024, acceptable proof of residency, ELDT rules, vision screening (20/40 each eye), the $80 skills test fee plus $5 technology fee, the no-firearms rule, and the 24-hour cancellation policy.
Introduction: Sets up the federal CDL class structure, the six federal endorsements (T, P, N, H, X, S), medical certification rules, the 14-day CLP-hold minimum, ELDT requirements, the four self-certification commerce statuses, driver disqualifications, and the International Registration Plan / International Fuel Tax Agreement framework.
Driving Safely: Pre-trip inspections, shifting, steering, mirror use, space management, hazard recognition, fatigue, mountain driving (Wyoming runs the Continental Divide on I-80, the Bighorn Mountains on US-14 and US-16, and the Snake River Canyon on US-89), winter conditions with chain-up rules, and what to do during emergencies on the road.
Transporting Cargo Safely: How to inspect cargo, weight-and-balance math, securing loads, and the special handling rules for livestock, hanging meat, and oversize freight running I-80 east-west and I-25 north-south.
Transporting Passengers Safely: Bus pre-trip checks, loading and unloading riders, in-route hazards, post-trip inspections, prohibited driver actions, and the brake-door interlock requirements.
Air Brakes: Stitches together the dual air brake system, how to inspect it in the sequence examiners watch for during the skills test, and the difference between service and emergency braking.
Combination Vehicles: Tractor-trailer handling, combination air-brake systems, antilock braking, coupling and uncoupling tractor-semitrailers, and the inspection items specific to combination rigs.
Doubles and Triples: The order for hitching second and third trailers, pre-trip checks across the rig, and how to verify air-brake function on multi-trailer setups.
Tank Vehicles: Tanker inspection, liquid surge physics, baffled versus unbaffled tanks, and high-center-of-gravity handling — relevant for oil and gas haulers running the Powder River Basin and the Green River Basin corridors.
Hazardous Materials: Federal hazmat rules, placarding and shipping papers, your responsibilities at loading and on the road, accident response, and the TSA background check tied to the H or X endorsement.
School Bus: Danger zones around the bus, loading and unloading kids, emergency evacuation, railroad crossings, and managing student behavior during the ride.
Pre-trip Vehicle Inspection (Sections 11 and 11M): The full pre-trip walkaround under the original AAMVA format and the modernized rotating-inspection format — WYDOT may examine on either version, so review both.
Basic Vehicle Control Skills Test (Sections 12 and 12M): Backing, parking, and offset maneuvers under both the original AAMVA format and the modernized format.
On-Road Driving: What your examiner watches for in traffic — intersections, lane changes, railroad crossings, grade work on the Continental Divide and the Bighorn passes, urban driving (Cheyenne, Casper, Laramie, Gillette, Rock Springs), and merging.

Using the Manual to Prepare for the Wyoming CDL Tests

Wyoming requires you to bring your own vehicle for the skills test — the state does not furnish test vehicles — and the vehicle has to be representative of the class of license you’re applying for, legally registered, with no firearm on board. Here’s a working order:

Start with the Wyoming Specific CDL Information section. It covers Wyoming licensing requirements, the 30-day out-of-state CDL transfer window, the restriction codes (effective July 1, 2024), the 365-day CLP validity, the $80 skills test fee plus $5 technology fee, the no-firearms-on-skills-test rule, and the vehicle requirements for the road test.
Move to Section 1 for the federal CDL class structure, the six federal endorsements, the 14-day CLP-hold minimum, and the four self-certification commerce statuses.
Once class and endorsements are clear, skip the sections that don’t apply. A Class B applicant without endorsements doesn’t need Section 7 (Doubles and Triples) or Section 9 (Hazardous Materials), for example.
Read each remaining section once with notes, paying close attention to the numbers — brake-stroke limits, placarding thresholds, disqualification timelines. Spend extra time on Section 2 (Driving Safely) and Sections 11/11M (Vehicle Inspection — both versions) since the inspection test material applies no matter what class you’re going for, and WYDOT may examine you on either format. The mountain-driving and grade-descent material is worth a second pass for I-80 over Sherman Hill, US-26 down Togwotee Pass, and US-14 through the Bighorns.
Once a section feels solid, hit our free Wyoming CDL practice tests and treat anything below 90% on a topic as a signal to circle back and re-read.

Confirm with your testing examiner whether you’ll be tested on the original or modernized format before the day of your skills test — both versions are in the manual, so you don’t want to study one and walk in to the other.

Wyoming–Specific Test Logistics

Wyoming layers several state-specific rules on top of the federal default.

Wyoming maintains both the original AAMVA Sections 11 and 12 and the modernized 11M and 12M in the same manual, with WYDOT examiners testing on either version depending on the testing site and circumstances — confirm which format applies before your appointment so your prep matches the test.

The Wyoming CLP is valid for 365 days, which is longer than the federal 180-day default — useful if you’re working seasonally in the oil and gas fields, but plan around the calendar since extensions aren’t available.

A skills test will not be administered if there is a firearm in the vehicle, and the state does not furnish vehicles for the skills test — you must bring your own legally registered, properly insured vehicle representative of the class you’re testing for, with no placarded loads.

Wyoming third-party examiners are restricted to testing only their own employees, not the general public — which is a tighter restriction than most third-party testing models.

A $5 technology fee is added on all classes of driver licenses and CDL skills tests, on top of the $80 skills test fee, with cancellation requiring at least 24 hours notice to avoid forfeiting the fee. For the rest of the testing process, see our Wyoming CDL practice test page.

What Wyoming CDL Applicants Actually Lose Points On

Studying the manual cover-to-cover doesn’t tell you where applicants actually lose points on test day — and in Wyoming, one failure mode stands apart from the rest.

Wrong-format preparation is the most consequential single mistake Wyoming applicants make. Wyoming is the only state where both the original AAMVA Sections 11 and 12 and the modernized 11M and 12M coexist in the same manual, because WYDOT examiners use either format depending on the site and day. Applicants who prepare thoroughly for the full traditional walkaround walk into a modernized station unprepared — and vice versa. Confirm which format your specific examiner uses before your appointment. A wrong-format assumption wastes your $80 skills test fee and your preparation window.

Pre-trip narration at whichever format your examiner uses then becomes the specific stumbling point. Under the original Section 11 format, examiners follow a full walkaround sequence; under 11M, inspection points are randomized. In either case, the examiner expects you to explain what you’re looking at, not just move through positions. Wyoming’s bring-your-own-vehicle rule also means applicants sometimes show up in a vehicle they’ve had limited time on, which makes narration wobble under follow-up questions. If you can, run at least three complete walkthroughs on the vehicle you’re actually bringing to the test.

Mountain grade-descent sequencing is the on-road failure mode the Continental Divide network exposes. I-80 over Sherman Hill, US-26 down Togwotee Pass, and US-14 through the Bighorns put real sustained downgrades in front of Wyoming examiners regularly. Applicants who know the brake theory from Section 2 but haven’t practiced the downshift sequence under load tend to ride service brakes on grades where the examiner expects progressive gear selection — a mistake that accumulates points fast on a long descent.

“Wyoming is the only state where you have to ask which test you’re taking before you show up. Applicants who don’t ask that question, or who assume it won’t matter, are the ones who end up retaking.” — a refrain from owner-operators who train newer drivers in the trucking industry

After you’ve worked through the manual sections that apply to your class, run our practice-test bank on the topics where you’re least confident.

Frequently Asked Questions

How long is the Wyoming CDL handbook?

162 pages, with a Wyoming-specific front section plus the 13 standard AAMVA sections — and Wyoming uniquely includes both the original Sections 11 and 12 and the modernized 11M and 12M in the same document. Section 2 (Driving Safely) and Sections 11/11M (Vehicle Inspection, both versions) carry the most weight on testing, and both apply to every license class.

Is the Wyoming CDL manual the same as the federal CDL manual?

Not exactly. The base is adapted from AAMVA Version 05, but WYDOT adds a Wyoming-specific front section covering state licensing requirements, the Wyoming restriction codes effective July 1, 2024 (including state-specific G, I, J, and R codes), the $80 skills test fee plus $5 technology fee, the no-firearms-on-skills-test rule, the bring-your-own-vehicle requirement, and Wyoming-specific procedures for when you’re stopped by law enforcement. The safety material overlaps with the federal version; the Wyoming overlays don’t.

How often is the Wyoming CDL handbook updated?

The current edition is dated October 2024. WYDOT revises the manual as Wyoming statute or AAMVA model changes — pull the latest PDF from wyoroad.info before testing to make sure you’re working from the current edition.

What languages is the Wyoming CDL handbook available in?

English only. WYDOT publishes the CDL manual in a single English edition. Oral testing is available for persons who have difficulty reading or writing — contact your WYDOT exam station ahead of time to arrange it.

Do I have to read the whole manual?

Not really, and you shouldn’t if you’ve got limited study time. The Wyoming Specific CDL Information section, Section 1 (Introduction), Section 2 (Driving Safely), and Sections 11 and 11M (Vehicle Inspection — both formats) apply to every Wyoming applicant. The other sections only matter for the specific class or endorsement you’re testing for.

Is the CDL handbook the same as the regular Wyoming driver manual?

No. WYDOT publishes a separate Wyoming Rules of the Road non-commercial driver manual, and the two don’t overlap on commercial-vehicle content. Studying the regular driver manual won’t help you on any CDL test.

What’s the difference between studying the handbook and taking practice tests?

The handbook gives you the material; practice tests show you what stuck and what didn’t. Read the relevant sections first to build the foundation, then run practice tests to spot your weak areas. Anywhere you keep missing questions, that section is your next re-read.

Being a commercial vehicle driver can be appealing for a lot of reasons. Maybe you enjoy scenic road trips across the country, or you simply enjoy the income that this career path offers. But before you can become a commercial driver, you’re required to obtain a commercial driver’s license (CDL). This means passing the Wyoming CDL knowledge test. If you’re preparing for this test, one of the best resources you can have is the official Wyoming CDL manual.

Because the manual is issued by the Wyoming Department of Transportation (WYDOT), you know that the manual contains essential information that will help you prepare for the CDL exam. The manual is designed to introduce you to the necessary class requirements and operating procedures of a commercial driver.