FLHSMV Commercial Driver License Standards 3 — Questions and Answers
Question 1: What action must a CDL holder take within 30 days of moving to a new address in Florida?
- Retake the CDL knowledge test
- Notify the FLHSMV of the address change (Correct answer)
- Surrender the CDL and reapply
- Obtain a new medical certificate
Correct answer: Notify the FLHSMV of the address change
CDL holders must notify the FLHSMV of any change of address within 30 days to keep their records current.
Question 2: Under the Federal Motor Carrier Safety Regulations, how often must CDL holders who operate vehicles requiring a medical certificate renew that certificate?
- Every year
- Every two years (Correct answer)
- Every three years
- Every five years
Correct answer: Every two years
The maximum validity of a DOT physical/medical certificate is 24 months (every two years), though some conditions may require more frequent examinations.
Question 3: Which of the following disqualifies a person from obtaining a CDL in Florida?
- Having one minor traffic violation in the past 3 years
- Having a prior CDL disqualification that is still in effect (Correct answer)
- Currently holding a Class E license
- Being between 18 and 21 years old
Correct answer: Having a prior CDL disqualification that is still in effect
An active CDL disqualification prevents an individual from obtaining or retaining a CDL until the disqualification period ends.
Question 4: What does the 'N' endorsement on a CDL allow a driver to operate?
- School buses
- Tank vehicles (Correct answer)
- Double/triple trailers
- Hazardous materials vehicles
Correct answer: Tank vehicles
The N endorsement authorizes the CDL holder to operate tank vehicles, which are vehicles designed to transport liquids or gases in bulk.
Question 5: A CDL holder is convicted of a second DUI offense in any vehicle. What is the CDL consequence under Florida and federal law?
- 2-year disqualification
- 5-year disqualification
- Lifetime CDL disqualification (Correct answer)
- 1-year disqualification
Correct answer: Lifetime CDL disqualification
A second DUI (or other major offense) results in a lifetime CDL disqualification under federal regulations adopted by Florida.
Question 6: Which of the following is NOT a required pre-trip inspection item for a commercial vehicle operator?
- Brake systems
- Horn
- Tire condition and inflation
- Driver's personal cell phone (Correct answer)
Correct answer: Driver's personal cell phone
Pre-trip inspections cover safety-critical vehicle systems such as brakes, tires, lights, and steering — a driver's personal cell phone is not part of the required checklist.
Question 7: Florida CDL regulations require that a driver operating a CMV notify their employer of a traffic conviction in another state within how many days?
- 7 days
- 30 days (Correct answer)
- 60 days
- 90 days
Correct answer: 30 days
CDL holders must notify their employer within 30 days of any traffic conviction, even if it occurred in another state or jurisdiction.
FLHSMV Commercial Driver License Standards 3
What action must a CDL holder take within 30 days of moving to a new address in Florida?