SESKStuff Everyone Should Know
SESK: Stuff Everyone Should Know · sesk.info/cdl-hos-14-hour-window

After coming on duty following 10 hours off, a truck driver may not drive after how many consecutive hours?

14 hours.

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  1. 14 hours ✔
  2. 12 hours
  3. 16 hours

Why: The 14-hour window starts when the driver comes on duty. Once 14 consecutive hours have passed, no more driving until another 10 hours off. Lunch breaks do not stop the clock.

Huh, didn't know that: Drivers can still do non-driving work after the window closes, like paperwork.

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Why did the trucker's watch get a ticket? It went too fast.
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References

Answer: 14 hours. The 14-hour window starts when the driver comes on duty. Once 14 consecutive hours have passed, no more driving until another 10 hours off. Lunch breaks do not stop the clock.

  1. 49 CFR 395.3 Maximum driving time for property-carrying vehicles (eCFR) www.ecfr.gov/current/title-49/section-395.3
    A driver may not drive after a period of 14 consecutive hours after coming on-duty following 10 consecutive hours off-duty.
    Checked 2026-10-10.

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Test yourself in the game

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