Corrected Question: Do you need a CDL (Commerical Driver License) to drive an Isuzu NPR? Answer: Trucks that weight 26,000 lbs or less GVWR do not require a commercial driver license in moststates, now the 2010 Isuzu NPR Diesel with C-Tech Utility Body has a GVWR of 14500, it all depends on the the GVWR of the vechile and what restrictions the states have on CDLs. In Texas, the answer is no, you do not need a CDL to drive an Isuzu NPR - I live in Texas.