NEW MEXICO CAR SALES TAX · 2026
New Mexico car sales tax calculator
New Mexico charges 4% motor vehicle excise tax on a car's price less any trade-in. On a $35,000 car with a $10,000 trade-in, bought from a dealer, the tax is $1,000.00.
Tax on this purchase
- Tax due
- $1,000.00
- Excise tax
- $1,000.00
- Taxed amount
- $25,000.00
- Trade-in subtracted
- $10,000.00
New Mexico car sales tax by price
A new car from a dealer.
| Price | No trade-in | $10,000 trade-in |
|---|---|---|
| $20,000 | $800.00 | $400.00 |
| $35,000 | $1,400.00 | $1,000.00 |
| $50,000 | $2,000.00 | $1,600.00 |
| $75,000 | $3,000.00 | $2,600.00 |
New Mexico car sales tax questions
How much is car sales tax in New Mexico?
New Mexico charges 4% motor vehicle excise tax on a car's price less any trade-in. On a $35,000 car with a $10,000 trade-in, bought from a dealer, the tax is $1,000.00.
Does a trade-in lower New Mexico's car sales tax?
Yes. New Mexico taxes the price less the trade-in. A $10,000 trade-in on a $35,000 car from a dealer saves $400.00.
Is a manufacturer rebate taxed in New Mexico?
No. A manufacturer rebate applied at the sale lowers the taxed price in New Mexico: a $2,000 rebate saves $80.00.
Is a private car sale taxed in New Mexico?
Yes, at the same rate, and a trade-in still counts. New Mexico taxes a private sale priced under 80% of the NADA value on that value.
What the calculator leaves out
- New Mexico taxes a private sale priced under 80% of the NADA value on that value; the calculator uses the price.
Title, registration and plate fees, dealer fees, and any yearly tax on owning the vehicle are not included.