Definition & Meaning of "commercial driver's license"in English

What is a "commercial driver's license"?

A commercial driver's license (CDL) is a special license required for individuals who operate large or heavy vehicles, such as trucks, buses, or other commercial vehicles. It is issued by a government authority after the person passes specific written and driving tests designed to ensure they are qualified to handle these vehicles safely. A CDL allows drivers to operate vehicles used for business purposes, such as transporting goods or passengers. The purpose of a commercial driver's license is to ensure that individuals have the necessary skills and knowledge to safely drive large, heavy vehicles.