Embarking on a trucking career is about more than just passing your initial CDL exam. To truly stand out in the field—and to open doors to diverse and higher-paying jobs in the transportation industry—it’s important to understand which CDL endorsements are the smartest to pursue as a new driver. From our experience at CDL Help, one of the key differences we see between job applicants is who holds valuable endorsements and who doesn’t. So let’s break down this sometimes-confusing world of CDL endorsements and help you make strategic choices for your trucking future.
Why Endorsements Matter for Your CDL Career
Endorsements are additional qualifications you add to your Commercial Driver’s License (CDL), allowing you to legally drive certain types of vehicles or transport specific kinds of cargo. But they’re more than bureaucratic boxes to check: endorsements are powerful career boosters. They:
- Enable you to operate specialized vehicle types—like tankers, doubles/triples, or buses
- Qualify you to haul high-value and high-demand freight, including hazardous materials or passengers
- Significantly increase your job opportunities and earning potential
- Make your application stand out to recruiters, even for entry-level positions
Core CDL Endorsements: What New Drivers Should Consider First
We recommend new drivers focus on the following endorsements. Each has distinct advantages—and can shape your trucking career in different ways, whether you’re targeting local, regional, or long-haul driving jobs.
1. Hazardous Materials (H or HazMat) Endorsement
- Who needs it? Anyone looking to haul materials like fuel, chemicals, gases, or anything considered flammable, toxic, or environmentally risky.
- Why is it valuable? HazMat-endorsed drivers are in short supply and often earn premium pay. This endorsement can quickly boost your earning potential and gives you priority for many tanker and bulk freight jobs.
- What’s involved? You must pass a written knowledge test and complete a TSA background check, including fingerprinting. Preparation and documentation matter—a lot.
2. Tanker (N) Endorsement
- Who needs it? Drivers interested in transporting bulk liquids or gases (think milk, fuel, water, industrial chemicals) in containers larger than 119 gallons.
- Why is it valuable? Liquid loads are tricky to handle—fewer drivers want these jobs, so pay tends to be higher. Tanker drivers are especially needed by fuel carriers, food companies, and water haulers.
- What’s involved? A specialized written test is required, focusing on safe handling, surge effects, and emergency procedures.
3. Doubles/Triples (T) Endorsement
- Who needs it? Anyone who wants to pull more than one trailer (common for less-than-truckload, parcel, or regional hauls).
- Why is it valuable? Allows access to high-mileage routes, better pay, and future opportunities in line-haul and intermodal freight. Especially important in certain regions of the US.
- What’s involved? Requires a knowledge test on safely coupling, uncoupling, and driving with multiple trailers.
4. Combination (X) Endorsement
- Who needs it? Professional drivers aiming to work in the energy sector, fuel hauling, or specialized liquid-gas transport.
- Why is it valuable? It’s a combination of the HazMat (H) and Tanker (N) endorsements. With the X, you’re eligible for chemical, fuel, and specialized bulk contracts—which often translates to top-tier pay rates and maximum flexibility.
- What’s involved? Must qualify for and pass both the HazMat and Tanker tests plus complete relevant background checks.
5. Passenger (P) and School Bus (S) Endorsements
- Who needs it? Anyone considering driving transit, shuttle, or charter buses (P), or school buses (S).
- Why is it valuable? The transportation industry isn’t just freight—bus drivers are always in demand for tourism, local government, and school districts. These jobs often offer better hours, benefits, and job stability, especially if you prefer to stay local.
- What’s involved? More complex: you’ll need both a written test and a specialized skills/driving test, plus additional background checks (especially with the S endorsement).
How to Prioritize Endorsements for Your Career Goals
The best endorsements for you depend on the kind of trucking work you want, your location, and how quickly you want to advance. Here’s how we help new drivers at CDL Help make those decisions:
- Looking for highest pay? Focus on HazMat, Tanker, and the X combo. It unlocks work in the most in-demand (and best-compensated) freight categories, especially in fuel or chemical distribution.
- Long-haul or regional freight? Consider Doubles/Triples (T) to qualify for LTL and parcel contracts that require multiple-trailer hauls across states.
- Prefer steady, local work? Go for Passenger (P) or School Bus (S) endorsements. Growing demand in transit and city services means consistent routes and reliable hours—especially important if you’re looking for that work/life balance.
- Switching careers or just starting out? A well-chosen endorsement can make you instantly more marketable—even if you have no experience. Employers need new drivers who bring something extra to the table!
What’s Involved: The Endorsement Process Step-by-Step
All endorsements will require a written knowledge test; some, like Passenger (P) and School Bus (S), require a road skills exam as well. Here’s a straightforward approach:
- Study: Use your state’s CDL manual plus official prep apps (like CDL Help) for realistic practice questions—including explanations in your preferred language if English isn’t your first language.
- Schedule and test: Book your written test at your local DMV. Know the fees (typically $25-$75) and bring any required documents (current license, proof of identity, proof of citizenship if applying for HazMat).
- Extra steps for HazMat: Complete a background check and fingerprinting with TSA, then submit proof to your DMV.
- For P and S: Pass your road skills exam, often on a dedicated bus route with instructors or DMV testers observing.
- Upgrade your license: Once you pass, you’ll get a new CDL card listing your endorsements, usually within a couple of weeks.
The True Value of Endorsements: Investment vs. Opportunity
We get this question all the time: "Are endorsements worth the extra effort and fees?" In virtually every case, our answer is YES. From our conversations with truckers and recruiters, drivers with HazMat, Tanker, or combination endorsements report more frequent and higher-paying job offers—often within weeks of upgrading their CDL. Often, the modest investment in study materials, testing fees, and background checks is recovered in your first couple of months on the job thanks to pay differentials and signing bonuses.
Endorsement FAQ: What Else Should New Drivers Know?
- Can I add endorsements later? Yes—many drivers start with the basics and return for more as their career goals evolve.
- Are requirements the same in every state? Mostly, but details and fees can differ. Always check with your state DMV and use updated prep materials.
- Is English fluency required? In most cases you need to understand the test, but study tools like the CDL Help app provide multilingual support to prepare confidently in your native language.
- How do employers view endorsements? As a clear mark of professionalism and ambition. Having even one sought-after endorsement sends a positive signal before you even show up for your first interview.
Get Started, Get Ahead
Whether you’re just launching your trucking journey or looking to step up to better-paying routes and specialized freight, adding endorsements is a strategic move. At CDL Help, we’re passionate about demystifying the process—especially for career changers, those with limited English, or anyone overwhelmed by dense DMV manuals. We’ve built tools to make endorsement prep easier, so you can focus on getting qualified and onto the road faster.
Ready to prepare for your endorsement exams with stress-free, multilingual support? Try CDL Help’s practice tests and see the difference for yourself!

