Requirements Requirements to be trained at the TJ and Friends Smith System CDL Training School: 1. You must have a valid drivers license. 2. You must be Age 18 years or 21 years or older. 3. You must have a Social Security number or you must be employable. 4. Your Drivers License must not be suspended. You should be able to pass a drug and alcohol test. 5. must not have a background record of using a tractor trailer to commit a felony. 6. You must be able to read, speak and understand the English language (you must be able to read and understand road signs and follow instructions). 7. You must be a United States Citizen or Green Card Holder or US National. You will be trained if you meet all these requirements.