Idaho Vehicle Registration & DMV Fees (2026)
Everything you need to know about registering a vehicle in Idaho: fees, sales tax, emissions testing, and EV surcharges. Updated 2026-07.
Registration Fee
$45-$69 (based on age of vehicle)
Title Fee
$14
Sales Tax on Vehicles
6% state + local (6%-9%)
EV Surcharge
$140 annual for EVs + $75 for hybrids
Emissions Testing in Idaho
Required
Annual emissions testing required in Ada and Canyon counties (Boise metro).
Important Notes
Registration fees decline with vehicle age (up to 8 years, then flat).
Authoritative source: Idaho DMV / Motor Vehicle Division . Fees change annually — always verify with the DMV before budgeting.