St. Tammany Parish, LA Car Tax & Registration (2026)
In St. Tammany Parish (Covington), a car purchase is taxed at about 9.25% combined — Louisiana's 5% state tax plus parish and city taxes, among the highest rates in the country. Every vehicle also needs a statewide brake-tag safety inspection (~$10–$20). St. Tammany Parish requires only the brake-tag safety inspection — no emissions test.
Verified July 2026 from official sources. How we verify fees.
What you'll pay in St. Tammany Parish
- Combined sales tax: ~9.25% (state 5% + local, by address)
- Brake-tag inspection: ~$10 (1-yr) / $20 (2-yr) (statewide)
- Emissions test: not required
- Registration: value-based (min $20) · Title: $68.50
How the tax works
Louisiana collects vehicle sales tax at your registration address, so the exact rate depends on your city and any special district within St. Tammany Parish — the ~9.25% shown is typical around Covington. A trade-in reduces the taxable amount. Heads-up: starting January 2027, Louisiana replaces the physical brake-tag sticker with a $6 QR-code system. Estimate the purchase cost on our Louisiana title & tax page.
Frequently asked questions
What is the car sales tax in St. Tammany Parish, LA?
About 9.25% combined around Covington — Louisiana's 5% state tax plus parish/city taxes. Louisiana has among the highest combined vehicle taxes in the U.S., and it's charged at your address.
Does St. Tammany Parish require an emissions test?
St. Tammany Parish requires only the brake-tag safety inspection — no emissions test.
Do I need a brake tag in St. Tammany Parish?
Yes — Louisiana requires a statewide safety inspection ('brake tag'), about $10–$20. From January 2027 it becomes a $6 QR-code system instead of a sticker.