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Tennessee Vehicle Emissions Testing & Lemon Law Guide

Complete guide to Tennessee vehicle emissions testing requirements and lemon law protections — free, no signup required.

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Tennessee Emissions Testing

⚠ Emissions Testing Required
FrequencyEvery 1 year
Cost$9
Where RequiredNashville and Memphis metro areas only

Annual emissions testing required in Davidson, Hamilton, Rutherford, Sumner, Williamson, Wilson counties (Nashville area) and Shelby County (Memphis).

Official TN DMV Info →
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Tennessee Lemon Law

Threshold4 repair attempts for the same defect OR 30+ days out of service within term of warranty or 1 year or 12,000 miles
RemedyReplacement or refund
CoversNew vehicles under manufacturer warranty
Official Tennessee Lemon Law Info →

Frequently Asked Questions — Tennessee

Does Tennessee require vehicle emissions testing?
Annual emissions testing required in Davidson, Hamilton, Rutherford, Sumner, Williamson, Wilson counties (Nashville area) and Shelby County (Memphis).
How much does emissions testing cost in Tennessee?
Emissions testing in Tennessee costs $9. Testing is required in: Nashville and Memphis metro areas only.
What is the Tennessee lemon law?
The Tennessee lemon law protects consumers who purchase a defective new vehicle. A manufacturer must repurchase or replace the vehicle if it cannot be repaired after 4 repair attempts for the same defect OR 30+ days out of service within term of warranty or 1 year or 12,000 miles. The remedy is: Replacement or refund.
How do I file a lemon law claim in Tennessee?
To file a lemon law claim in Tennessee: (1) Document every repair attempt with dates, descriptions, and repair orders. (2) Track every day your vehicle was out of service. (3) Send a written demand to the manufacturer. (4) If unresolved, contact the Tennessee Attorney General's Consumer Protection office or consult a lemon law attorney. Most states require manufacturers to respond within 40 days.
Is a used car covered by the Tennessee lemon law?
Most state lemon laws, including Tennessee's, primarily cover new vehicles under the original manufacturer's warranty. Used car protections vary — some states have separate used car lemon laws. If you purchased a used vehicle with an active manufacturer's warranty, you may still have some protection. Consult the Tennessee Attorney General's office for specifics.

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State laws are updated periodically. Always verify current requirements with your state's DMV or Attorney General's office before making decisions. VinForFree is not a law firm and this information is not legal advice.