• 22 S. State St. Clearfield, UT 84015
  • Main : (801) 525-5000
  • M-F 8am to 5pm

Diesel Vehicle Emissions and Safety Inspections

Below is an overview of the diesel vehicle emissions and safety inspections.

Contact Information

Physical Address
Davis County Testing Center
520 West Old Mill Lane
Kaysville, UT 84037

(801) 546-8860 : Main

Monday – Friday
8:00 a.m. to 4:30 p.m. (Test Lanes)
8:00 a.m. to 5:00 p.m. (Offices)
(except county holidays)

  • Motor homes or trucks with a full-floating axle require an appointment (Please call 801-546-8860, for an appointment.)
  • Motor homes with a GVWR greater than 26,000 lbs. cannot be safety inspected at the county facility.
  • Most diesel vehicles require an appointment. (Please call 801-546-8860 for an appointment.)
  • 1996 and newer model year diesel passenger cars require an appointment.
  • Diesel emission tests cost $39.50.
  • Light duty safety inspections cost $15.
  • Safety Inspections of any four-wheel drive vehicle or any vehicle requiring disassembly of the front hub or removal of the rear axle cost $20.
  • We accept cash, check, credit, and debit cards.
For further information, call 801-546-8860.

Copyright © Davis County Government. All Rights Reserved

New Year's Day

Wednesday, Jan 01

Martin Luther King Jr. Birthday

Monday, Jan 20

President's Day

Monday, Feb 17

Memorial Day

Monday, May 25

Independence Day (Observed)

Friday, Jul 03

Pioneer Day

Friday, Jul 24

Labor Day

Monday, Sep 07

Veterans' Day

Wednesday, Nov 11


Thursday, Nov 26 & Friday, Nov 27

Christmas Eve

Thursday, Dec 24

Christmas Day

Friday, Dec 25

New Years Eve (Close at 12:00pm)

Thursday, Dec 31