For Attorneys & CPAs · Retirement & Benefits
By Brad Caponigro · Founder, Pointer Petroleum LLC · Reservoir engineer
Published · Updated
Every state that imposes an income tax also imposes it on income sourced within the state, regardless of where the taxpayer lives. Royalties from minerals located in a given state are sourced to that state. An Oklahoma royalty owed to an owner in Florida is Oklahoma-source income, and Oklahoma taxes it.
The owner's state of residence separately taxes worldwide income. If the owner lives in a state with an income tax, that state taxes the same royalty, but generally provides a credit for tax paid to the source state. The net result is that the owner pays the higher of the two rates, split between the two states.
For owners who live in no-income-tax states (Florida, Texas, Wyoming, Nevada, Washington, South Dakota, Tennessee, Alaska, and New Hampshire as of current law), the home state does not tax the royalty, so the only state tax owed is to the source state. For owners who live in income-tax states, both states are involved and a credit mechanism prevents double taxation — but the paperwork is meaningful.
Nearly every oil-and-gas state with an income tax taxes nonresident royalty income. This includes Oklahoma, New Mexico, Louisiana, Kansas, Colorado, Utah, Montana, North Dakota, West Virginia, Ohio, Pennsylvania, Kentucky, California, and several others. Rates and brackets vary — New Mexico's top rate is approaching 6%; Oklahoma's sits at around 4.75%; California's can reach 13.3%.
The notable exceptions are the no-income-tax mineral states: Texas, Wyoming, South Dakota, and (for oil and gas purposes) Alaska. Royalty from Texas minerals is not subject to Texas state income tax at all, because Texas does not have one. Wyoming is similarly pleasant. Mineral owners in Texas collecting royalty from Texas minerals have a simpler picture than owners across the border in Oklahoma.
The severance tax (a state tax on extraction, typically paid by the operator and netted out of the royalty before the owner sees it) is a separate matter from state income tax. An owner's check stub often shows severance tax as a deduction; that tax has already been paid, and the owner does not owe it again. State income tax is on top of the net royalty received.
Several states require operators to withhold state income tax on royalties paid to nonresidents. The thresholds and rates vary. Oklahoma requires withholding at 5% on nonresident royalty payments once annual distributions exceed a modest threshold, remitted to the state on the owner's behalf. New Mexico has similar rules. Colorado, North Dakota, and Louisiana have various withholding regimes.
Withholding is not the same as paying the final tax. It is essentially a prepayment — the owner files a nonresident state return after year-end, calculates actual tax owed, and either owes additional tax or receives a refund. Owners who do not file nonresident returns because "the tax was already withheld" are usually leaving refunds on the table.
Some states offer composite returns, where a partnership or trust holding minerals on behalf of multiple nonresident beneficiaries files one combined nonresident return and pays tax for all of them. This simplifies compliance for the entity and for beneficiaries who would otherwise file their own nonresident returns. For an individual owner, composite returns are not typically relevant — they matter mostly to family partnerships or trusts holding interests for multiple heirs.
An owner with mineral income in, say, three states (Oklahoma, New Mexico, North Dakota) plus a home state of Colorado typically files:
- A federal return (Form 1040) reporting all income, including all royalties. - A Colorado resident return taxing all income with a credit for tax paid to other states. - An Oklahoma nonresident return reporting only Oklahoma-source royalty. - A New Mexico nonresident return reporting only New Mexico-source royalty. - A North Dakota nonresident return reporting only North Dakota-source royalty.
Five separate returns. Most tax software handles multi-state returns reasonably well, but the coordination of credits between resident and nonresident returns is the tricky part — claiming a credit on the resident return for tax paid to the nonresident state, and not double-counting deductions that apply differently under each state's rules.
For owners with multiple small interests, the compliance cost can exceed the tax itself. A common pattern: an owner inherits minerals in a state where their annual royalty is under a thousand dollars, and the CPA's fee to prepare that state's nonresident return is a meaningful fraction of the royalty. Some owners choose to ignore small interests altogether (a choice that leaves them non-compliant with that state's filing requirements, even if the tax owed is minimal). A better path is generally to consolidate the filing into the same CPA engagement that covers the rest of the returns — the marginal cost per additional state is usually lower when all are prepared together.
A retiree who moves from an income-tax state to a no-income-tax state mid-year (say, from California to Texas on July 1) has a partial-year resident situation. The California portion of the year's royalty income (before the move) is taxed by California; the Texas portion (after the move) is not taxed by Texas (which has no income tax) but is still taxed by the source states where the minerals sit.
The planning implication is that the timing of a move matters for royalty-income tax. Moving early in a high-royalty year captures more of the income under the lower-tax post-move residency; moving late leaves more under the higher-tax pre-move residency. For a retiree genuinely relocating, the move is usually driven by non-tax factors (proximity to family, climate, healthcare access), but the tax timing is worth factoring in.
Moves motivated primarily by tax (California to Nevada, New York to Florida) attract scrutiny from the departure state. California in particular is known for aggressive residency audits of high-income filers who claim to have moved. Establishing genuine residency — physical presence, driver's license, voter registration, doctors, banking, social ties — is essential before claiming the tax benefit of the new state. An hour with a state tax attorney before a significant move is usually worth it.
Oklahoma. The royalty is Oklahoma-source income, so Oklahoma imposes its income tax on it. Texas does not have a state income tax, so Texas does not tax it. You file an Oklahoma nonresident return each year to report the royalty and settle any tax owed above or below the amount withheld.
You still owe the tax. Withholding is a prepayment mechanism, not a substitute for the tax itself. If the operator should have withheld and did not, the owner is responsible for paying the tax directly when filing the nonresident return. Operators that fail to withhold when required face their own penalties, but that is an operator-state matter and does not relieve the owner.
Not retroactively. State income tax paid in prior years was properly owed under your residency at the time. Moving to Texas or Florida changes your future tax picture — your home state no longer taxes royalties, and the source states continue to do so but do not tax you on non-royalty income the way your prior home state did. The change starts from the date of residency, not before.
Some states require a nonresident return any time you have source income in the state, even if the tax ultimately owed is zero after deductions and credits. Others have minimum-income thresholds below which no return is required. The safest approach is to file everywhere you have royalty income and let the calculation determine the tax owed. Non-filing looks the same to the state as non-payment when they eventually notice the 1099 filings that operators send them.
Primary sources used in writing this article. These are not legal or tax advice — they are the public statutes, regulations, and authoritative materials the article draws from. Consult a qualified attorney or CPA before acting on any of them.
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