Renew Your CDL

Each time you renew your South Carolina Commercial Driver's License (CDL), you must provide proof that you are medically qualified for the license. If your license has had more than five points against it within two years of renewal, you must take the general knowledge test. There is a $2 fee for each test you take. You must meet additional renewal requirements too.

To renew your CDL, all of the following are required:

If you have a hazmat endorsement (H), you must pass the hazmat knowledge test and complete a check with the Transportation Security Administration (TSA).

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Upgrading Your CDL


If upgrading your commercial driver's license (CDL) requires you to take a road test, you will be issued a commercial learner's permit (CLP). You must hold the CLP for 14 days before you are eligible to take the skills test for your upgraded CDL.

A valid CDL holder who has the proper class and endorsement(s) to drive the vehicle you're interested in upgrading to must be with you while you're driving the vehicle. The CDL holder must, at all times, be in the front seat of the vehicle next to you. In the case of a passenger vehicle, the CDL holder must sit directly behind you or in the first row.

You must be under the CDL holder’s observation and direct supervision.

You must meet all of these additional requirements to upgrade your CDL:

If you're applying for a hazmat endorsement (H), you must pass the hazmat knowledge test and complete a check with the Transportation Security Administration (TSA).