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Texas Special Requirements Test

From hauling livestock down I-10 to handling HazMat through Houston, this test covers what Texas drivers really face.

72
Questions
80%
To Pass
25
Minutes

Select Test Mode

DMV Simulator

Timed test with no hints. Simulates the real DMV exam experience.

  • 25 minute time limit
  • No hints or explanations

Learning Mode

Study mode with hints and explanations. Take your time to learn.

  • No time limit
  • Explanations available

About the Texas Special Requirements Test

Texas roads aren't just long—they're demanding. You'll drive I-35 through Austin traffic, I-10 across West Texas heat, and I-45 down to the Gulf Coast. Each route brings its own hazards. This test checks your knowledge of the special rules that keep you safe when hauling unusual loads or dangerous materials.

Oil and gas, agriculture, and construction drive our state's economy. That means HazMat, tankers, and double trailers are common on Texas highways. You need to know the federal rules and the state-specific ones too. Our practice test matches the real Texas DPS exam.

Weather here changes fast. A dry West Texas day turns into a dust storm. Thunderstorms roll across the Panhandle. You'll get questions on how to adjust your driving for these conditions. Don't study generic tips—study Texas.

What This Test Covers

  • HazMat endorsement – crucial for Texas oil fields and chemical plants along the Gulf Coast.
  • Tanker vehicles – handling liquid loads on winding roads like those in the Hill Country.
  • Double and triple trailers – common on I-35 and I-20, need extra space and braking skill.
  • Transporting passengers – for those driving buses through Houston or Dallas-Fort Worth.
  • School bus endorsement – separate rules for Texas school routes and stop-arm laws.
  • Pre-trip inspection for special vehicles – Texas heat stresses tires and brakes fast.

Study Tips

Use the official Texas CDL handbook—the Special Requirements section is separate. Read it twice. Then take our practice test to find your weak spots. Focus on HazMat placards and tanker surge questions. They show up a lot.

Book your DPS appointment early. Walk-ins aren't guaranteed. Bring your medical certificate and current CDL. The written test for Special Requirements costs $10 per endorsement. Pass it and you're good for two years.

Texas DMV Information

You take the Special Requirements test at any Texas DPS office that offers CDL services. Make an appointment online at the Texas DPS website. The fee is $10 per endorsement. You can add multiple endorsements in one visit.

Know your Texas CDL restrictions: If you drive a school bus, you need a separate school bus endorsement and a background check. HazMat requires a TSA threat assessment. Tanker drivers must understand liquid surge—it's a major cause of rollovers in Texas heat.

Frequently Asked Questions

Yes, if the vehicle's GVWR is over 26,000 lbs or you're hauling for hire. No special endorsement for livestock, but you do need a Class A or B CDL.

You need a TSA threat assessment before you can add the HazMat endorsement. Submit fingerprints at a designated location. It takes about 30 days to process.

Only those DPS offices that offer full CDL services. Check the Texas DPS website for a list. Walk-ins are risky—always book an appointment.

The test has 20 multiple-choice questions. You need at least 16 correct to pass. That's 80%.

Yes, if you haul liquids in a tank that holds 1,000 gallons or more. The N endorsement covers tankers. You'll learn about surge control and baffles.

Test Details

  • State: Texas
  • Test: Special Requirements Test
  • Questions: 72
  • Passing Score: 80%
  • Time Limit: 25 minutes
  • Cost: Free

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Quick Topics

  • HazMat, tankers, and doublestriples – the big three.
  • Texas weather and road conditions.
  • Endorsement rules and fees.