New Hampshire: Rules of the Road Questions

9 real, verified New Hampshire driving-test questions on rules of the road, each with the correct answer and a full explanation below. Want to practice these interactively instead? Start a Rules of the Road practice round.

1. What's the maximum speed limit on New Hampshire's 4-lane divided interstates and turnpikes?

Why: New Hampshire's speed limits are 30 mph in business/urban districts, 35 mph rural residence, 45-55 mph elsewhere -- except 65 mph on 4-lane-or-more divided interstates/turnpikes, and 70 mph on I-93 between mile marker 45 and the Vermont border.

2. What's the minimum speed on a New Hampshire interstate highway?

Why: The minimum speed on a New Hampshire interstate highway is 45 mph, unless road and weather conditions make that speed unsafe.

3. How much lower is a posted New Hampshire school zone speed limit than the usual posted limit?

Why: A posted school zone speed limit is 10 mph below the usual posted speed limit, in effect from 45 minutes before school opening until opening, and from closing until 45 minutes after.

4. How far before changing highway lanes should a New Hampshire driver signal?

Why: New Hampshire drivers should signal at least 100 feet before a turn, and at least 500 feet before changing lanes or exiting a highway.

5. At what distance must people and vehicles be indiscernible before New Hampshire requires headlights in bad weather?

Why: New Hampshire requires headlights from 1/2 hour after sunset to 1/2 hour before sunrise, and whenever rain, snow, or fog keeps people and vehicles from being clearly seen at 1,000 feet.

6. How far must a New Hampshire driver stop from a school bus with red lights flashing?

Why: Drivers must stop at least 25 feet in any direction from a school bus stopped with its red lights flashing and/or stop arm extended, unless the roadway is separated by a physical barrier.

7. Does New Hampshire require adults 18 and older to wear a seat belt?

Why: New Hampshire law requires anyone under 18 to be properly restrained by a safety belt or child safety seat, but does not mandate safety belt use for adults 18 and older, though it's strongly recommended.

8. Which New Hampshire child must be secured in a child passenger restraint?

Why: A child under 7 years old and under 57 inches tall must be properly fastened and secured in a child passenger restraint that meets US DOT safety standards.

9. Who does New Hampshire's motorcycle helmet law actually require to wear a helmet?

Why: New Hampshire's motorcycle helmet law only requires riders and passengers under 18 to wear a US DOT-approved helmet -- it does not require a helmet for riders or passengers 18 and older.

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Rules and requirements change — always confirm current details with NH DMVbefore your exam. Take the full New Hampshire practice test or check the New Hampshire cheat sheet.