Filing requirements for back taxes
The IRS won’t negotiate payment plans or debt settlements until you’re compliant, which means filing back taxes for the previous six years. “Right now, I’m filing 2019 through 2024 for clients so we can open the door to negotiations,” said Ed Welch, a tax resolution specialist and founder of Tax Fighters in Albany, New York.
Electronic filing works for the current tax year and two previous years, according to Rob Burnette, a professional tax preparer at Outlook Financial Center in Troy, Ohio. Older returns require paper filing.
If you skip filing altogether, the IRS may file a Substitute for Return using only the income information it has from W-2s and 1099s. These agency-prepared returns don’t consider deductions and credits you qualify for, resulting in inflated tax bills. Filing your own accurate return can replace a Substitute for Return and usually lowers what you owe.
The six-year standard applies in most situations, though there are exceptions. If you have unreported income over 25% of your gross income, the IRS extends the statute of limitations to six years from when you file. Cases involving suspected fraud may require even more years. Getting help with back taxes becomes essential if these complications arise.
Claiming refunds and credits
You have three years from the original filing deadline to claim a tax refund. “For example, to claim a refund for the 2022 tax year (due April 2023), you must file by April 2026,” explained Josh Katz, a certified public accountant and founder of Universal Tax Professionals in Chagrin Falls, Ohio.
Filing within that window also preserves your eligibility for tax credits. Common options include:
- Earned income tax credit
- Child tax credit
- Education credits
“Eligibility is based on the rules in place for that tax year, not when the return is filed,” said Welch, of Tax Fighters.
What happens if you miss the deadline? You permanently forfeit the refund to the U.S. Treasury. “This is a common and painful oversight for retirees who discover old W-2s and realize they missed out on thousands,” noted Katz.
You must claim a tax refund within three years, or you forfeit it.
Filing after the deadline can still reduce your tax bill for that year. If you file your taxes after the deadline, the IRS can apply your overpayment to lower what you owe, though you won’t receive an actual refund check. Some exceptions extend the deadline for disaster areas or combat zones. Knowing your tax relief options can help you avoid losing money you’re entitled to claim.
» COMPARE: Best tax relief services
Gathering necessary documents
“To file a back tax return, you’ll need all of the tax-related information you’d use in preparing any annual tax return filing,” said Burnette.
Essential documents include:
- W-2s and 1099s: These show income reported by employers and financial institutions.
- Prior-year tax returns: These provide carryover information, such as capital losses or credits.
- Expense records: These support the deductions you plan to claim for each year.
“If you’re missing documents, you can request them from employers, banks or financial institutions,” Welch advised. “And if that doesn’t work, the IRS can usually provide most of the income information.”
The agency offers two types of transcripts that reconstruct your tax history:
- Wage and income transcripts show what employers and financial institutions reported to the IRS.
- Account transcripts show whether you filed a return, whether the IRS issued a refund and how penalties have accrued.
You can request transcripts through the IRS website for faster processing, or you can submit Form 4506-T by mail if you prefer paper documentation. With complete records of what you owe, setting up an IRS payment plan becomes more straightforward.
Calculating taxes owed and potential refunds
After gathering your documents, it’s time to figure out what you owe. This can be complicated because you can’t simply apply today’s tax forms and rates to all your back taxes. “You must calculate each year separately using the forms, rules and tax rates for that year,” explained Katz. “This means digging up the old tax tables and standard deduction amounts.”
The separate calculations are necessary because tax laws change regularly. For example, the 2018 Tax Cuts and Jobs Act significantly increased the standard deduction. This made itemizing less beneficial for many taxpayers.
Beyond these law changes, deductions and credits can vary from year to year. “They often make a real difference in how much you owe,” Welch pointed out. Common deductions include:
- Business expenses
- Mortgage interest
- Dependent-related expenses
The IRS charges interest based on the rates in effect for each period after your original due date, not today’s rate. If your total balance is more than you can pay immediately, an IRS payment plan can help you manage what you owe over time.
Consequences of unfiled tax returns
Not filing tax returns has different consequences depending on whether you owe or expect a refund. “There’s no penalty if you’re eligible for a refund,” Burnette said. But if you owe money, penalties and interest start accruing immediately. This can turn manageable tax bills into overwhelming debt.
Here’s what the penalties look like:
- Failure-to-file penalty: Up to 5% of unpaid taxes per month, maxing out at 25%
- Failure-to-pay penalty: An extra 0.5% of unpaid taxes per month, also maxing out at 25%
- Interest: Compounds daily on your full balance, including penalties
“I worked with someone who owed about $6,000 in New York state sales tax for one year,” Welch recalled. “After years of ignoring it, penalties and interest pushed the balance to more than $20,000. Once he entered into an installment agreement, additional interest continued to accrue, so he ended up paying close to $35,000.”
You might qualify for penalty relief even after charges hit your account.
In addition to financial penalties, the IRS can take these enforcement actions:
- Substitute for Returns: The IRS files returns for you that ignore your potential deductions.
- Tax liens: These are the government’s legal claims against your property when you don’t pay a tax debt.
- Bank levies and wage garnishments: The agency can seize money from your accounts or paychecks.
- State penalties: Some states can suspend your driver’s license or professional licenses for unresolved tax debt.
Check to see if you’re eligible for penalty relief. For example, the First-Time Penalty Abatement may be an option if you haven’t had any penalties in the previous three years. The IRS also may grant relief if you can prove that hardships such as severe illness or job loss prevented you from filing.
FAQ
Can I file three years of taxes at once?
Yes, you can file three or more years of back taxes at once, though each year needs its own form mailed in a separate envelope. Tax professionals recommend filing in chronological order, starting with the oldest year, since carryovers such as capital losses from one year often affect the next.
What is the IRS seven-year rule?
The IRS seven-year rule lets you claim refunds up to seven years after filing if you’re deducting bad debts or worthless securities, extending the usual three-year window. This gives you more time than the standard three-year refund window to file for these specific types of losses.
How far back can the IRS collect taxes?
The IRS can collect unpaid back taxes for 10 years from the date it assesses your tax. This 10-year period usually starts shortly after you file a return or when the IRS files one for you.
What happens if you haven’t filed taxes in 20 years?
Twenty years of unfiled tax returns create a compounding problem. The IRS will eventually file bare-bones returns on your behalf that only include income from W-2s and 1099s. This means it ignores deductions and credits you may have qualified for during those years.
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ConsumerAffairs writers primarily rely on government data, industry experts and original research from other reputable publications to inform their work. Specific sources for this article include:
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