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Washington, D.C. · Article Updated May 27, 2026

Commercial Vehicles and the D.C. Lemon Law

How Washington, D.C.'s lemon law treats commercial vehicles — coverage turns on 'designed for transporting persons,' transit buses are excluded, and Magnuson-Moss backs up the rest.

Commercial vehicles get partial coverage under D.C.’s lemon law, and the line is drawn by what the vehicle is designed to do rather than a weight cap.

The coverage line

D.C.’s lemon law covers a motor vehicle designed for transporting persons, sold or registered in the District (§ 50-501). So:

  • A passenger-type commercial vehicle (a work van, SUV, or car used for business but designed to transport persons) can fall within the definition, provided it’s registered in D.C. and within the 18,000-mile/two-year window.
  • Buses sold for public transportation are expressly excluded (§ 50-501).
  • Vehicles not designed for transporting persons (pure cargo/work equipment) fall outside.

D.C.’s statute doesn’t impose a strict GVWR cap the way many states do, so the “designed for transporting persons” test is the key gatekeeper.

When the lemon law doesn’t fit

If your vehicle is outside the definition (a transit bus, a pure cargo vehicle) or the timing has lapsed, you still have:

  1. Magnuson-Moss Warranty Act — covers the vehicle under its written warranty with fee-shifting.
  2. CPPA — for misrepresentation at sale (treble-or-$1,500/violation + punitive + fees).
  3. UCC breach of warranty — D.C. Code § 28:2-725 backstop.

Common commercial-vehicle defects

  • Drivetraintransmission and engine failures in heavy urban use.
  • Brakes — heat and wear in stop-and-go traffic (a safety defect).
  • Electrical — sensor and charging faults.

Bottom line

D.C.’s lemon law reaches commercial vehicles designed to transport persons (transit buses excluded); for vehicles outside that definition, Magnuson-Moss and the CPPA apply. Get a free case review.

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