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Anyone who operates a motor vehicle on the public roads in Idaho is required to have a valid driver's license or learner’s permit. Applicants must be 15 years old or older to take the written knowledge and skills tests. The Idaho written knowledge test will cover the contents of the ID DMV Driver's Manual including road rules, highway signs, traffic signals, pavement markings, safe driving practices and equipment required on motor vehicles. The Idaho DMV written test consists of 40 questions, and you are allowed to miss 6 questions to pass the test.
1. What message is found on pennant shaped signs?
no passing zone 2
Drive with caution: the road ahead turns right.
Right turns only.
Traffic merging from the right.
No passing zone.
2. The best way to deal with tailgaters is to:
Ignore them completely.
Gradually slow down to encourage the tailgater to pass.
Pump your brakes to get them to back off.
Speed up to increase the space between you and the tailgater.
3. If you are driving with your high-beam lights on, you must dim them at least ______ from any oncoming vehicle.
300 feet
500 feet
250 feet
400 feet
4. Who has the right-of-way at an intersection with no crosswalks?
Pedestrians, but only with the green “WALK” signal.
Vehicles on the main road have the right-of-way.
Pedestrian always have the right-of-way.
Vehicles, but they should slow down and be careful.
5. This road sign means:
roundabout circle sign
Curve ahead.
Set of curves ahead.
Lane ends; merge left.
Roundabout ahead.
6. Drivers may drive off the road to pass another vehicle:
Under no circumstances.
Only when the vehicle ahead is going straight.
Only when the vehicle ahead is turning left.
Only when the vehicle ahead is turning right.
7. You are entering a roundabout with multiple lanes, and you need to turn left at the intersection. You must:
Choose the right-hand lane and exit in the left-hand lane.
Choose the left-hand lane and exit.
Choose either lane, and exit in the lane you entered.
None of the above.
8. This yellow sign means:
merging traffic sign
Lane ends ahead.
An intersection is ahead.
Merging traffic ahead.
One-lane road ahead.
9. When you are approaching an intersection with a green traffic light, you should:
Assume bicyclist and pedestrians will give you the right-of-way.
Clear the intersection as soon as possible.
Speed up to drive through the intersection before the light turns yellow.
Drive through the intersection, as long as it is is clear of other vehicles, bicyclist, or pedestrians.
10. A yellow arrow means:
If you intend to turn in the direction of the arrow, be prepared to stop.
Do not go in the direction of the arrow.
The same as a steady yellow light.
None of the above.
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Frequently Asked Questions

If you are between 14½ and under 17 years old you must follow the Graduated Driver Licensing (GDL) Program. You can apply for a supervised instruction permit and complete an approved driver training program. After 6 months of violation-free supervised driving, you can apply for a restricted driver’s license (it will be restricted until your 18th birthday).

If you are 17 or older you can apply for a class D instruction permit and after six months of supervised driving, you can obtain a class D driver’s license.

To schedule the DMV written test in Idaho, you can visit your county Sheriff’s DMV office in person. Find the Idaho DMV office nearest to you and check its business hours.

You are required to bring the following documents:
  • Proof of identity and age.
  • Photo ID.
  • Proof of Idaho residency.
  • Social Security Card.
  • Proof of US citizenship or legal presence.
  • Driver training completion certificate (for applicants under 17).
  • Liability Signer (for those under 18, a parent or guardian must sign consent for licensing).
  • Proof of school enrollment (for those under 18).

Additionally, if applicable:
  • Foreign driver’s license.
  • Medical certification (if you have a medical condition that may affect your ability to drive).

Use the tool provided by the Idaho Transportation Department to create a checklist of the necessary documents.

The DMV written test in Idaho is offered in various languages, including English, Arabic, Chinese, Farsi, French, Korean, Russian, Servo-Croatian, Spanish, Vietnamese and ASL (American Sign Language). Although language options are provided, it is advisable to have a basic understanding of English since road signs are always in English.
The DMV written test covers various topics, such as road signs, parallel parking, turning, passing a vehicle, yielding the right of way, etc. Studying the official Idaho Driver’s Handbook is the first step to prepare for the exam because it contains all of this information. Once you've read it, you can take our free practice tests!
The Idaho DMV written test consists of 40 questions and is based on the information provided in the manual. Taking numerous practice tests and thoroughly reading the handbook will increase your chances of success.

You are allowed to miss up to 6 questions, with a minimum accuracy rate of 85%. Using any written, audio, or electronic aid is forbidden.

New drivers in Idaho are subject to specific restrictions:

  • If you are younger than 16, you can drive only during daylight hours, except when accompanied by a licensed driver aged at least 21, who must be seated beside you.  Additionally, you cannot transport any other passengers. 
  • If you are under 17, during the first six months from the date the license was issued, you can only transport one passenger under 17 or family members.
  • If you are under 21, you cannot drive after drinking any amount of alcohol (Zero Tolerance law).
An Idaho instruction permit remains valid for 180 days after successfully completing a driver training program and the GDL Program. You can renew the permit once without retaking the knowledge test, as long as you took it within the past 12 months.
If you fail your DMV written test, you must wait three days to retest and pay another application fee. Sign up for DMV Premium and practice with extra tests to maximize the chance of passing!