Term
CDL (commercial driver's license)
The license US drivers need to operate certain commercial motor vehicles, issued by states in classes such as A and B.
VAULT 33|27 · Updated 12 November 2026 · 1 min read
What it means
A commercial driver's license (CDL) is required to drive specified classes of commercial vehicles in the US. Classes and endorsements (for example tanker or hazardous materials) determine which vehicles and loads a driver may operate.
Why it matters for your business
Driver job searches are often made by license class, so carriers recruiting drivers should state the class, endorsements and experience required on every job page.
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