Commercial Learner Permit (CLP) A Commercial Learner Permit (CLP) will be issued to drivers who are applying to drive a commercial vehicle or modifying an existing commercial driver license. A CLP must beheld fora minimum of 14 days prior to being allowed to take the CDL skills test. This applies to original applicants, modifications in grade and adding endorsements which require a skills test. While operating a commercial motor vehicle with a commercial learners permit (CLP), the applicant must have a licensed CDL operator, with the proper class of license, in the front seat with him. (See Endorsements and Restrictions sections.)
ii In addition to the general driver license restrictions and endorsements, a CDL holder may also have one or more of the following restrictions or endorsements applied to his license. Endorsements and Restrictions for Commercial Driver License: For a complete listing of the driver license restrictions and endorsements, visit our website at http://www.dps.texas.gov/DriverLicense/endrsRestrictions.htm