Out-the-Door Price — Louisiana

The sticker isn’t the price. Enter your numbers and get an itemized breakdown — tax, title, and fees included — so you can give it a proper side-eye before you ever sit down.

How to use it: enter the agreed price, pick your state, add your trade and financing — the out-the-door total builds line by line in The Math.

Example numbers so you can see how it works — swap in yours.

1 · The vehicle

Agreed vehicle price
State of registration

Louisiana: The state rate is temporary — on Jan 1, 2030 it drops to 4.75% (not all the way back to the old 4.45%).

2 · Tax & fees

Local tax add-oncity/county
Dealer doc feecapped at $436
Title & registrationestimate

State base rate applied: 5% · trade-in reduces taxable amount

3 · Trade & financing

Trade-in value
Trade payoffwhat you still owe
Cash down
APR
Term

Estimates only. Tax rates, trade-in credit rules, and fee caps are approximations and change by locality and year — verify with your state DMV and dealer paperwork.

How Louisiana taxes a car deal

State tax rate
5%
Local add-ons
≈ +5.1 pts by city/county
Trade-in credit
Yes — taxed on the difference
Doc fee
Capped at $436

Louisiana runs a 5% state rate — raised from 4.45% in 2025, a temporary increase currently scheduled to expire at the end of 2029 — and stacks some of the country's heaviest local rates on top: parish and city add-ons commonly total 5+ points, putting combined rates near or above 10% in much of the state. On a $30,000 purchase, that's roughly $3,000 in tax, among the steepest vehicle tax bills in America.

That severity makes the trade-in credit unusually valuable: tax applies to price minus trade, so an $8,000 trade at a 10% combined rate saves about $800 — a bigger tax swing per trade dollar than almost anywhere. In Louisiana, fighting for another $500 of trade allowance beats a $500 price discount every time, because only one of them shrinks the tax too.

Doc fees are capped and inflation-indexed, sitting around $436 for 2026 — a genuine ceiling, and a rare bit of buyer protection in a high-cost state. And a note on that 2025 rate increase: it's law with a sunset date, which means the December-sweep advice applies to you as a buyer too — if you're purchasing near a year boundary late this decade, it's worth checking whether the rate has stepped back down before you calculate.

Every figure above was last verified against official Louisiana sources in August 2026. Tax rules do change — the final word is always your paperwork and the DMV.