Davis County, UT Car Tax & Registration (2026)
In Davis County (Layton), a car purchase is taxed at 7.25% combined — Utah's 4.85% state tax plus local tax. Registration includes Utah's age-based uniform fee ($10–$150 by vehicle age, statewide). Davis County is one of the five Wasatch Front counties that require an emissions test before you renew.
Verified July 2026 from official sources. How we verify fees.
What you'll pay in Davis County
- Combined sales tax: 7.25% (state 4.85% + local)
- Uniform fee: $150 → $10 by vehicle age (statewide, in lieu of property tax)
- Emissions test: required (Wasatch Front)
- Registration: ~$44 · Title: $6 (statewide)
How the tax works
Utah charges vehicle sales tax at your registration address, so the exact rate varies by city within Davis County — the 7.25% shown is typical around Layton. The annual uniform fee replaces a property tax and is the same statewide, based only on your vehicle's age. Estimate the purchase cost on our Utah title & tax page.
Frequently asked questions
What is the car sales tax in Davis County, UT?
7.25% combined around Layton — Utah's 4.85% state tax plus local tax, charged at your registration address.
Does Davis County require an emissions test?
Davis County is one of the five Wasatch Front counties that require an emissions test before you renew. In Utah, only Salt Lake, Utah, Davis, Weber, and Cache counties test.
How much is registration in Davis County?
About $44 base plus Utah's age-based uniform fee — $150 for the newest vehicles down to $10 for those 12+ years old, the same in every county. Title is $6.