New Mexico Sales Tax Guide for Small Businesses
Everything you need to know about sales tax in New Mexico — rates, deadlines, exemptions, and how to stay compliant without the headache.
Last updated March 2026
Quick Facts
New Mexico Sales Tax Rates
New Mexico's state sales tax rate is 5.13%. Cities and counties can add local taxes on top. The average combined rate across New Mexico is 7.81%.
The highest combined rate in the state can reach up to 9.31% in some jurisdictions.
Filing Deadlines & Frequency
Filing Frequency
Monthly, Quarterly, or Semi-Annual — assigned by NM TRD based on tax liability
Due Dates
25th of the month after the reporting period
File Online
New Mexico Taxation and Revenue Department — Taxpayer Access Point (TAP): https://tap.state.nm.us/
What's Taxable for Restaurants & Food Businesses
Vendor Discount
New Mexico does not currently offer a vendor discount for timely filing.
Penalties for Late Filing
Late Filing Penalty
2% per month, max 20% of tax due
Interest
Federal underpayment rate + 1%, adjusted annually
Miss a deadline and New Mexicostarts charging penalties and interest immediately. That adds up fast on a busy restaurant's tax bill.
TaxAside's On-Time Guarantee covers up to $5,000 in penalties if we ever file late.
Calculate Your New Mexico Sales Tax
How TaxAside Helps in New Mexico
- Daily set-asides mean no tax-day surprises. We pull, calculate, set aside, and file — you do nothing.
- On-Time Guarantee covers up to $5,000 in penalties if we're ever late filing your New Mexico return.
5-minute setup. No credit card required.
Tired of worrying about New Mexico sales tax?
Let TaxAside handle it. We connect to your POS, set aside the right amount every day, and file your return on time — guaranteed.
Start Your Free Trial5-minute setup. No credit card required.
Additional Notes
- • New Mexico calls its sales tax the Gross Receipts Tax (GRT) — it's levied on the seller, not the buyer
- • Grocery food became exempt from state GRT effective July 1, 2025