Who Pays Back Taxes After a Divorce: Innocent Spouse Relief

After a divorce, both people who signed a joint tax return still owe the IRS the full balance from that return. This is true no matter what your divorce decree says about who was supposed to pay. The IRS can collect the entire debt, plus interest and penalties, from whichever ex-spouse it can reach. Three relief programs can change that outcome, but each has strict eligibility rules and a filing deadline that many people miss.

Joint Returns Create Shared Liability That Outlasts the Marriage

When you and your spouse filed a joint return, you both accepted what tax law calls “joint and several liability.”¹ Each of you is individually responsible for every dollar of tax owed on that return, not just half. The IRS can pursue either person for the full amount until the debt is paid.²

Signing divorce papers doesn’t change that. If your spouse hid income, inflated deductions, or simply failed to pay the tax shown on the return, the IRS can still collect from you. In practice, the agency usually goes after the ex who’s easier to reach — the one with a steady paycheck, a locatable bank account, or property in their name.

Why Your Divorce Decree Doesn’t Bind the IRS

Divorce decrees routinely assign old tax debts to one spouse, often the higher earner or the one whose conduct caused the problem. That assignment is enforceable between you and your ex in state court. It has no effect on the IRS, which was never a party to your divorce.

If the decree hands the debt to your ex and your ex doesn’t pay, the IRS can still file liens, garnish your wages, or levy your bank account for the full balance. Your recourse is against your ex, not the IRS. You’d have to return to state court to enforce the decree, possibly through a contempt action. Even a favorable ruling there doesn’t stop the IRS from collecting in the meantime.

Tax indemnification clauses in divorce agreements help, but only up to a point. An indemnification clause gives you a contractual right to recover from your ex if you end up paying their share. It’s worthless if your ex has no money.

How the IRS Actually Collects

The IRS has two main collection tools. A federal tax lien is a legal claim on your property that secures the debt, attaches to real estate, vehicles, and financial accounts, and can damage your credit once filed publicly.³ A levy goes further and actually seizes property, pulling money from your bank account or taking part of your paycheck.

When the IRS files a lien or issues a levy notice, you have 30 days to request a Collection Due Process hearing. That hearing pauses enforcement while your case is reviewed and gives you a chance to raise innocent spouse relief if you haven’t already.⁴ Miss the 30-day window and you lose a meaningful line of defense.

Three Ways to Get Off the Hook

The IRS recognizes that holding both spouses fully liable can produce unfair outcomes, especially when one spouse was in the dark about the other’s finances. Three relief programs, all requested using Form 8857, can reduce or eliminate what you owe.⁵ They have different eligibility rules and different deadlines.

Innocent Spouse Relief

Innocent spouse relief applies when a joint return understated the tax because of errors your spouse made — unreported income, fake deductions, inflated credits — and you genuinely didn’t know. You have to show four things: the return understated the tax, the understatement came from your spouse’s items, you didn’t know and had no reason to know when you signed, and it would be unfair to hold you liable.⁶

The deadline is two years from the date the IRS begins collection activity against you, which usually means the date of an IRS notice about an audit or a balance due.⁷ Two years passes quickly during a divorce. Don’t sit on it.

Separation of Liability Relief

Separation of liability doesn’t wipe out the debt. It splits the tax deficiency between you and your ex based on whose income, deductions, and credits caused the shortfall, so you owe only the portion tied to your own items.

To qualify, you must be divorced, legally separated, or have lived apart from your ex for at least the past 12 months. This relief covers unpaid deficiencies only. If you’ve already paid the tax, you can’t use this option to get the money back. The same two-year filing deadline applies.⁸

Equitable Relief

Equitable relief is the catch-all when you don’t qualify for the first two options. It covers both understatements (the return was wrong) and underpayments (the return was right but the tax wasn’t paid). You don’t need to prove an “erroneous item” — the IRS instead looks at your full circumstances and decides whether holding you liable would be unfair.⁹

The deadline is much more generous. For unpaid tax, you can request equitable relief any time before the IRS collection period expires, generally 10 years from the date the tax was assessed.¹⁰ For tax you’ve already paid, you must file within the normal refund claim period.⁶ The IRS eliminated the old two-year cutoff for equitable relief in 2013.¹¹

What the IRS Weighs When Deciding

For equitable relief especially, there’s no simple checklist. The IRS weighs several factors, and none is automatically decisive.¹¹ The ones that tend to carry the most weight in practice:

Knowledge. Did you know or have reason to know about the understatement or that your spouse wouldn’t pay the tax? The IRS looks at your education, involvement in household finances, your spouse’s history of evasiveness, and unexplained changes in spending.⁹
Economic hardship. Would paying leave you unable to cover basic living expenses? This is one of the strongest factors in your favor.
Significant benefit. Did you enjoy a noticeably better lifestyle because of the unpaid taxes? If the money that should have gone to the IRS funded things you both enjoyed, that cuts against relief.
Abuse or coercion. Were you a victim of domestic abuse or financial control? The IRS explicitly considers whether fear of retaliation kept you from questioning items on the return.⁹
Compliance since the divorce. Have you filed and paid on your own returns since? Good behavior after the split helps.

A streamlined approval path exists for cases where the requesting spouse is no longer married, would suffer economic hardship, and didn’t know or have reason to know about the tax problem.¹¹ Hit all three and the process moves faster. Miss one and the IRS still evaluates the full list.

What Happens After You File Form 8857

The IRS typically takes six months or longer to process a Form 8857 request.⁷ Keep filing your own returns and paying your current taxes during that time. The IRS may suspend collection on the joint debt while your request is under review, but don’t count on it.

One point catches people off guard. The IRS is required by law to notify your ex-spouse that you filed for relief. There are no exceptions, even in domestic violence situations.¹² Your ex can participate in the process and contest your claim, and the IRS considers both sides before deciding.

If the IRS denies your request, you have 90 days from the date of the denial letter to petition the U.S. Tax Court for review.⁶ You can also petition the Tax Court if the IRS hasn’t acted on your request within six months. Miss the 90-day window and the courthouse door closes.

Community Property Adds a Wrinkle

If you lived in a community property state during the marriage, the rules get more complicated even if you filed separate returns. Most income earned during the marriage belongs equally to both spouses under community property law. You could owe tax on half of your ex-spouse’s income even though it showed up only on their separate return.

Federal law provides a separate relief provision for this scenario. You may escape liability for tax on omitted community income if you didn’t file a joint return, didn’t include the community income on your own return, didn’t know and had no reason to know about it, and it would be unfair to hold you responsible.¹³ The standard innocent spouse rules under section 6015 are applied without regard to community property law, so community property doesn’t help or hurt a claim based on a joint return.⁶

Injured Spouse Is a Different Problem

Innocent spouse and injured spouse sound similar and get confused constantly. They solve different problems. Innocent spouse relief addresses a joint tax debt you shouldn’t be held responsible for. Injured spouse relief protects your share of a joint refund from being seized to pay your spouse’s separate debts, such as past-due child support or defaulted student loans. If that happened to you, Form 8379 separates your income and withholding from your spouse’s so the IRS can return your portion.¹⁴¹⁵

The 10-Year Collection Clock

The IRS generally has 10 years from the date a tax is assessed to collect it.¹⁶ After the collection statute expiration date passes, the debt disappears. Certain actions pause or extend that clock — bankruptcy, an offer in compromise, or an innocent spouse request can toll the period while the IRS works on your case.

If you’re close to the 10-year mark, think carefully before taking any action that extends it. An installment agreement, for example, can push the expiration date further out.¹⁰ Sometimes waiting out the clock beats paying a debt that’s about to expire, but the right call depends on how aggressively the IRS is collecting and what assets are at risk while the clock runs.

1
Office of the Law Revision Counsel. United States Code Title 26 – 6013
2
Internal Revenue Service. Internal Revenue Manual 25.15.1 – Relief from Joint and Several Liability
3
Internal Revenue Service. What’s the Difference Between a Levy and a Lien?
4
Internal Revenue Service. IRM 5.1.9 – Collection Appeal Rights
5
Internal Revenue Service. About Form 8857, Request for Innocent Spouse Relief
6
Office of the Law Revision Counsel. United States Code Title 26 – 6015
7
Internal Revenue Service. Innocent Spouse Relief
8
Internal Revenue Service. Separation of Liability Relief
9
Internal Revenue Service. Equitable Relief
10
Office of the Law Revision Counsel. United States Code Title 26 – 6502
11
Internal Revenue Service. Revenue Procedure 2013-34
12
Internal Revenue Service. Publication 971 – Innocent Spouse Relief
13
Internal Revenue Service. Publication 555 – Community Property
14
Internal Revenue Service. Injured Spouse Relief
15
Internal Revenue Service. Instructions for Form 8379
16
Internal Revenue Service. Time IRS Can Collect Tax