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Online ELDT Theory Courses

Choose the ELDT Theory Course That's Right for You

Our FMCSA-approved online ELDT theory courses are backed by more than 35 years of CDL training experience. Complete your required ELDT theory on any device with easy-to-follow, self-paced lessons—all backed by our Pass Guarantee.

CDL Theory Courses

Class A CDL Theory

Complete your FMCSA-required Class A ELDT theory training online with easy-to-follow, self-paced lessons accessible on any device.

Buy Now - $99

Class B CDL Theory

Complete your FMCSA-required Class B ELDT theory training online at your own pace from any device.

Buy Now - $99

B to A Upgrade Theory

Complete your FMCSA-required ELDT theory training to upgrade from a Class B CDL to a Class A CDL with self-paced online learning.

Buy Now - $99

Endorsement Theory Courses

HazMat Theory

Satisfy the FMCSA ELDT theory requirement for your Hazardous Materials endorsement with convenient online training.

Buy Now - $69

Passenger Theory

Complete the required ELDT theory training to earn your Passenger endorsement through self-paced online learning.

Buy Now - $69

School Bus Theory

Meet the FMCSA ELDT theory requirement for your School Bus endorsement with flexible online training.

Buy Now - $69

Convenience

  • Automatic FMCSA Submission
  • Self-paced - No time limit
  • Use on Any Device
  • Audio Version - Listen on the Go
  • Full Refund Satisfaction Guarantee

Company Accounts

Choosing the right ELDT Theory provider is about more than just meeting requirements. It's about having a reliable partner you can count on. C1 delivers FMCSA-compliant training, simple course management, and responsive customer support, all at an affordable price.

  • Stay Compliant. Reduce Risk.

  • Manage Every Trainee in Minutes.

  • Affordable Training. Exceptional Support.

See a Demo Today!
See a Demo Today!

We Stand By Our Product

C1 offers a full refund satisfaction guarantee as we strive to provide the best overall course experience. If at any time you have an issue or have questions about our course, please contact us so that we may address any problems. All sales are considered final upon a successful proficiency results submission to the FMCSA via the Training Provider Registry (TPR).

Proven Partners.Trusted Training.

We've earned the trust of leading carriers, state trucking associations, and industry groups that open doors for our graduates. These partnerships and strong industry ties reflect a lasting commitment to quality training and real career outcomes.

Learn About Our Partners