Idaho permit test cheat sheet

Idaho-specific rules from our question bank, condensed to one line each with the handbook page. Read it the night before; don’t use it instead of practicing.

Study sheet for before your test. Notes aren’t allowed in the DMV test room. See the study sheets to print.

Test format
40 questions
Passing score
34 of 40 correct (85%)
Permit and test fees
$26.50 total
Minimum age for a permit
14 years, 6 months
Supervised driving
50 hours (10 at night)
Hold your permit
6 months minimum

Alcohol & drugs

  • Idaho sets a much lower limit for young drivers: 0.02 for anyone under 21, compared with 0.08 for drivers 21 and older. p. 131
  • A BAC under 0.08 is not a safe harbor. p. 131
  • For a first test failure, ITD suspends your license for 90 days, and for the first 30 days you have absolutely no driving privileges. p. 126
  • You may request an administrative hearing on the suspension within seven days of the date on the Notice of Suspension. p. 125
  • By driving in Idaho you have already agreed to BAC or drug testing if suspected of DUI. p. 126
  • A first refusal brings a one-year absolute suspension; a second refusal within 10 years brings a two-year absolute suspension. p. 127
  • A first Idaho DUI conviction can bring up to six months in jail, up to a $1,000 fine and a suspension of 90 to 180 days (one year if under 21). p. 132
  • Idaho's open container law bars both drivers and passengers from drinking or possessing an open container of alcohol. p. 130
  • Idaho treats a BAC of .08 or more as driving under the influence for drivers 21 and older. p. 131

Permits & licensing

  • Idaho issues a Driver Training permit to anyone from 14 1/2 up to 17 so they can attend a public or private driver training program. p. 15
  • During the supervised instruction period, an Idaho teen must accumulate at least 50 hours of supervised driving, and 10 of those hours must be at night. p. 19
  • The supervisor must be a validly licensed driver who is at least 21 and sits in the front seat beside the teen. p. 19
  • The supervised instruction period must be violation-free. p. 19
  • Idaho drivers under 16 may drive only in daylight unless a licensed driver at least 21 sits beside them. p. 16
  • During the first 6 months of a license, a driver under 17 may carry no more than one passenger under 17 unless the passengers are related by blood, adoption or marriage. p. 16
  • Idaho's Class D Instruction Permit is for applicants 17 or older and lasts one year. p. 16
  • Idaho driver training has three parts: 30 hours in the classroom, 6 hours in the car watching other student drivers, and 6 hours of behind-the-wheel practice with an approved instructor. p. 19
  • The Idaho knowledge test has 40 questions and you may miss up to six, so you need 34 correct (85%). p. 32