YOUR CDL MUST BE OBTAINED AND MAINTAINED IN YOUR STATE OF RESIDENCE
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CDL Info: Requirements, Fees, Forms, FAQs, Locations
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Classes of CDL and Required Tests
Texas CDL Endorsements
CDL Info | CDL Requirements
Click on your state of residence to find official answers to your CDL questions -
- What are the CDL Requirements
- How to get a CDL
- How to get a CDL HazMat (Hazardous Materials Endorsement) Permit
- What is the difference between Interstate and Intrastate?
- How to get a CDL HazMat (Hazardous Materials Endorsement) Permit
- How to get a School Bus CDL
- How much does a CDL cost?
- Where is my nearest DMV CDL office?
- Where can I find CDL (commercial drivers license) forms?
. . . and answers to many more CDL questions!
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Access Official Federal CDL General Information
Access Official Federal CDL Medical Requirements Info
Access Official Federal CDL Hazardous Materials Info
CDL Class | Tests Required | Possible Endorsements and Required Tests | ||||||||||||||
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Class A (Combination vehicle endorsement required) |
General Knowledge Written Exam Combination Endorsement Written Exam Road Exam |
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Class B |
General Knowledge Written Exam Road Exam |
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Class C |
General Knowledge Written Exam Road Exam Note: If upgrading to a Class C from a Class D, no road test is required UNLESS the endorsement requires one. |
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Exam | Time Allowed (Minutes) | # of Questions on Exam | # of Correct Answers Needed to Pass |
---|---|---|---|
General Knowledge | 60 | 50 | 40 |
Air Brakes | 25 | 25 | 20 |
HazMat | 30 | 30 | 24 |
Tank | 20 | 20 | 16 |
Passenger | 20 | 20 | 16 |
Doubles/Triples | 20 | 20 | 16 |
Combination Vehicles | 20 | 20 | 16 |
School Bus | 20 | 20 | 16 |


