New Mexico Car Sales Tax Calculator
New Mexico charges 4% motor vehicle excise tax (mvet) on a used car purchase, verified September 15, 2026. There is no local tax on top. A trade-in is deducted before tax. Private-party sales are taxed too, paid when you title the car.
Figures verified September 15, 2026; sources linked per row. Re-checked quarterly, next due December 15, 2026.
Taxable amount: $25,000. Tax only; dealer doc fees, title and registration are separate, and some states tax the doc fee as part of the price. The local figure is an estimate from the state's published range unless you entered your own rate.
The New Mexico numbers, with sources
Each figure below was checked on September 15, 2026 against the page linked in the source column, and the wording the state uses is quoted so you can confirm it yourself.
| Item | New Mexico | Source |
|---|---|---|
| State rate (Motor Vehicle Excise Tax (MVET)) | 4% | tax.newmexico.gov(state source)As published: “The tax is 4% of the price paid for the vehicle less any trade-in credit.” |
| Local tax range | None | tax.newmexico.gov(state source)As published: “The tax is 4% of the price paid for the vehicle less any trade-in credit.” |
| Trade-in credit | Yes, full credit | tax.newmexico.gov(state source)As published: “The tax is 4% of the price paid for the vehicle less any trade-in credit.” |
| Dealer doc fee | No cap (typically $363) | caredge.com(secondary, cites the statute)As published: “New Mexico: $363. This report is based on 93,200 verified out-the-door (OTD) price quotes collected between July 2025 and September 2026.” |
| Title fee | $3 | codes.findlaw.com(secondary, cites the statute)As published: “For any transaction concerning the initial issuance, transfer or revocation of a title or registration, including filing and recording documents, releasing liens and certifying copies, the division shall charge three dollars ($3.00).” |
| Registration (flat plus value or weight) | $21 to $56 | codes.findlaw.com(secondary, cites the statute)As published: “twenty-seven dollars ($27.00) ... fifty-six dollars ($56.00) ... forty-five dollars ($45.00)” |
| Private-party sale taxed | Yes, paid when you title the car | tax.newmexico.gov(state source)As published: “For non-dealer sales, however, the N.A.D.A. value is used if the declared purchase price of the vehicle is lower than 80% of the N.A.D.A. average trade-in or wholesale value.” |
- Local tax: Single statewide 4% excise rate stated by the Taxation and Revenue Department; no local add-on is mentioned.
- Doc fee: No statutory cap. Cars.com (January 31, 2018): 'New Mexico has no cap'. CarEdge, as of September 2026: average $363 from 377 verified out-the-door quotes across 98 dealers, range $1 to $998. CarEdge's report of 93,200 verified quotes (July 2025 to September 2026) puts the average doc fee in New Mexico at $363.
- Registration: One-year fee under NMSA 66-6-2 by gross factory shipping weight and age: $27 (2,000 lbs or less), $39 (2,001 to 3,000 lbs), $56 (over 3,000 lbs) during the first five registration years, falling to $21, $31 and $45 thereafter; plus a $1.50 tire recycling fee. Two-year registration is double. The MVD's current fee chart (unreachable, 403) may show slightly different amounts.
Next steps
- Out-the-door price calculator: adds the New Mexico doc fee, title and registration to the tax for the full figure.
- Dealer doc fees by state and registration and title fees by state: see how New Mexico compares.
- All states: the full sales tax table.
Tax is fixed. The price is not.
CarWorthIt prices a specific VIN at its mileage against cars actually for sale near your ZIP code from $2.99. The $9.99 Negotiation Bundle adds an opening offer and a walk-away figure, so the number New Mexico taxes is the right one.
New Mexico car tax questions
Does New Mexico charge sales tax on a private-party car sale?
Yes. The buyer pays the 4% excise tax to the Motor Vehicle Division (or its authorized agent) when applying for the certificate of title. For non-dealer sales the N.A.D.A. average trade-in or wholesale value is used as the tax base if the declared purchase price is lower than 80% of that value.
Does New Mexico give a trade-in credit on car sales tax?
Yes. The value of your trade-in is deducted from the price before New Mexico tax is calculated.
What is the dealer doc fee cap in New Mexico?
New Mexico sets no legal cap on dealer doc fees. Dealers typically charge $363. No statutory cap. Cars.com (January 31, 2018): 'New Mexico has no cap'. CarEdge, as of September 2026: average $363 from 377 verified out-the-door quotes across 98 dealers, range $1 to $998. CarEdge's report of 93,200 verified quotes (July 2025 to September 2026) puts the average doc fee in New Mexico at $363. If the dealer will not drop the fee, ask for the same amount off the price.
Do local sales taxes apply to car purchases in New Mexico?
No. Single statewide 4% excise rate stated by the Taxation and Revenue Department; no local add-on is mentioned.
How much does a car title cost in New Mexico?
$3 (flat). This is the statutory transaction fee in NMSA 66-6-19 (FindLaw text current as of January 1, 2024). Every mvd.newmexico.gov page returned 403, so the MVD's posted title fee schedule could not be verified and other title-related charges may apply.
How much is annual car registration in New Mexico?
$21 to $56 a year for a passenger car, flat plus value or weight. One-year fee under NMSA 66-6-2 by gross factory shipping weight and age: $27 (2,000 lbs or less), $39 (2,001 to 3,000 lbs), $56 (over 3,000 lbs) during the first five registration years, falling to $21, $31 and $45 thereafter; plus a $1.50 tire recycling fee. Two-year registration is double. The MVD's current fee chart (unreachable, 403) may show slightly different amounts.
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