Emissions Testing is a State air pollution project
mandated by the Federal government to increase air quality.
The County Clerk’s office is related only in that the law
requires motorists to pass the test prior to registering.
Direct all questions about testing to TDEC Vehicle Testing
Information Hotline: 1-866-329-9632.
Emission Test: What To Do If My Car Fails?
All About Vehicle Inspection Programs In Tennessee
Inspection Station Hours and Holiday Closing Information
(information can be found by scrolling down the page to beneath operating hours)
Fact Sheet--Vehicle Emissions Testing for Hamilton County
Emission Exemption Application