2026 tax year · cross-border wages
Crossing a state line into or out of New Mexico
New Mexico taxes its residents on income earned anywhere, and taxes non-residents on work done inside it. Which return you file depends on which direction you commute.
New Mexico borders 4 states. They fall into 2 different situations, and which one applies decides whether you file one return or two.
Where you file a nonresident return and claim a credit
New Mexico has no agreement with Arizona, Colorado and Oklahoma. Work in one of these and you file a nonresident return there, report the same income again to New Mexico, and claim a credit for what you already paid. The credit is capped at your New Mexico liability, so you are not taxed twice, the combined bill lands at roughly the higher of the two rates.
| Work state | Its tax | New Mexico after credit | Total | Rate that governs |
|---|---|---|---|---|
| Arizona | $1,750 | $1,390 | $3,140 | New Mexico |
| Colorado | $2,800 | $340 | $3,140 | New Mexico |
| Oklahoma | $3,115 | $25 | $3,140 | New Mexico |
Where the work state takes nothing
Texas levies no personal income tax, so there is no return to file there and no credit to claim. But New Mexico still taxes the wages as a resident. The catch is withholding: an employer in Texas has no state income tax to withhold, so nothing is taken out for New Mexico either. The liability is real and nothing is being set aside against it, which usually means New Mexico estimated payments.
What New Mexico itself takes across a salary range
A single filer, taking the standard deduction. This is the figure every arrangement above is measured against, the tax New Mexico charges a resident, whether the work happened inside the state or over a line:
| Wages | New Mexico tax | Effective rate |
|---|---|---|
| $45,000 | $1,915 | 4.25% |
| $70,000 | $3,140 | 4.49% |
| $120,000 | $5,590 | 4.66% |
Coming the other way: living in a no-income-tax state, working in New Mexico
Texas border New Mexico and levy no personal income tax of their own. A resident of Texas who works in New Mexico has the simplest arrangement on this page and the least room to improve it: New Mexico taxes the wages earned inside it, $3,140 on $70,000, there is no home-state return, and so there is nothing to claim a credit against. Living across a border that charges nothing does not reduce the New Mexico bill by a cent.
Reciprocity cannot help either, even where New Mexico has agreements: reciprocity shifts the income to the home state's return, and a state with no income tax has no return to shift it to.
What New Mexico charges as your home state
New Mexico taxes income on 5 graduated brackets for 2026, from 1.5% up to 5.9%. Because wages stacks on top of any other income, a second source can push part of it into the next bracket.
New Mexico is a community property state. In community property states, income earned during marriage is generally owned equally by both spouses. This affects QJV eligibility, MFS filing strategies, and retirement account contribution rules.
New Mexico is one of the twelve states that still taxes Social Security benefits, which matters if you are drawing benefits alongside wages.
State income tax on wages only, 2026 rates. Not tax advice, what this does and doesn't cover.