How many can I miss on the Idaho permit test?
An unrelated licensing-source disagreement remains unresolved. The reviewed test count and passing rules below do not establish your eligibility to apply.
Reviewed test format
40 questions. At least 34 correct overall (calculated from the sourced passing rule); calculated maximum of 6 mistakes overall.
Test format details: The Class D knowledge test has 40 questions and permits up to six errors. The manual expresses the pass rule as an error allowance rather than a stated pass count or percentage.
Questions: 40
Maximum errors: 6
Rule: unresolved source disagreement
The handbook provides five days after the 18th birthday, while the current young-drivers page says at age 18 for the younger training-permit group. Both give 180 days for applicants age 17½ or older; the birthday expiration difference is unresolved.
The handbook says a driver-training permit expires five days after the holder’s 18th birthday, or after 180 days for people age 17½ or older. The current young-drivers page instead says expiry is at age 18 for ages 14½–17½; the five-day difference is unresolved.
Driver-training permits expire at age 18 for people age 14½ to 17½; 180 days from issuance for those age 17½ or older.