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Non-Filers · Substitute for Return
Nothing else can be fixed until the returns are filed.
People stop filing for ordinary reasons: a bad year, a divorce, an illness, a return they could not pay. Each year after that gets harder to face. The way back is a known procedure, and it nearly always costs less than people expect.
The IRS requires all required returns to be filed before it will consider an installment agreement, an offer in compromise, or currently not collectible status. If you do not file, the IRS can prepare a substitute for return under section 6020(b), using the income reported to it and allowing no deductions, dependents, or favorable filing status. Filing an accurate return replaces that assessment. The failure-to-file penalty is 5 percent of the unpaid tax per month, up to 25 percent, and refunds are forfeited if a return is not filed within three years of its due date.
What the IRS does when you do not file
It sends notices asking for the return, then prepares a substitute for return from W-2s and 1099s. The substitute uses single or married-filing-separately status, the standard deduction, and no dependents, business expenses, or basis in assets sold. A notice of deficiency follows, then assessment, then collection. The resulting balance is often several times what an accurate return would show.
You can replace a substitute assessment by filing your own original return. The IRS processes it through an adjustment unit and reduces the balance accordingly.
How many years
There is no statute of limitations on an unfiled return. As a matter of IRS policy, enforcement generally concentrates on the last six years, and that is usually what a revenue officer or the collection call center will require. Older years may still need to be filed when the IRS has already made substitute assessments for them, or when you need the earnings on your Social Security record.
The penalties
- Failure to file: 5 percent of the unpaid tax for each month or part of a month, up to 25 percent.
- Failure to pay: 0.5 percent per month, up to 25 percent.
- When both apply in the same month, the combined charge is 5 percent.
- Interest runs on the tax and the penalties.
Because the filing penalty is ten times the payment penalty, filing on time without paying is always better than not filing. First-time abatement or reasonable cause can remove some of these penalties once the returns are in.
Rebuilding the records
The IRS will provide wage and income transcripts showing every W-2 and 1099 filed under your Social Security number, generally for the past ten years. For self-employment, income and expenses can be reconstructed from bank and card statements. The returns need to be accurate and defensible, not perfect.
What happens if you keep waiting
The substitute assessments accumulate and move to collection: a final notice, then levies. The IRS can also deny or revoke a passport for seriously delinquent tax debt. And willful failure to file is a crime. Prosecutions are uncommon and usually involve substantial income and other bad facts, but filing before the IRS contacts you is the strongest protection against one.
When a lawyer matters
When the unfiled years include significant income, cash or crypto activity, foreign accounts, or years in which you told a lender or a court something different from what a return will show. Those facts create potential criminal exposure, and they should be discussed with an attorney first, because the conversation is privileged. A return preparer can then work under the attorney's direction, which extends that protection to the preparation work.
Official sources
The rules described on this page come from these primary sources. Check them, or the notice you received, for current figures and dates.
When to call
Start with a privileged conversation if:
- You have not filed for three or more years.
- You were self-employed or paid in cash during the unfiled years.
- The IRS sent a CP59, CP516, CP518, or a letter saying it prepared a return for you.
- A revenue officer gave you a deadline to file.
- You need filed returns for a mortgage, a divorce, or an immigration case.
- You believe the IRS balance is far higher than what you really owe.
Common questions
Direct answers.
How many years of unfiled returns do I have to file?
There is no time limit on the IRS's ability to assess tax for an unfiled year, but IRS policy generally requires the last six years to be filed to be considered in compliance. More may be required if the IRS has prepared substitute returns for older years.
What is a substitute for return?
It is a return the IRS prepares for you under Internal Revenue Code section 6020(b), using income reported by employers and payers. It allows no deductions beyond the standard deduction, no dependents, and no business expenses, so it usually overstates the tax.
Can I file my own return after the IRS files a substitute?
Yes. You can file an original return for that year, and the IRS will generally adjust the assessment to match it if the return is accepted as accurate.
Will I go to jail for not filing taxes?
Willful failure to file is a federal crime, but prosecutions are uncommon and typically involve significant income and deliberate conduct. Most non-filers who come forward voluntarily face only civil tax, penalties, and interest. Because the answer depends on your facts, discuss them with an attorney, where the conversation is privileged.
Can I still get a refund for an old unfiled year?
Only if the return is filed within three years of its original due date. After that, the refund is forfeited and cannot be applied to other years.
Can I get a payment plan before I file?
No. The IRS requires all required returns to be filed before it will approve an installment agreement, an offer in compromise, or currently not collectible status.
Related problems
IRS notices rarely arrive alone.
IRS Penalty Abatement
Penalties are often a quarter or more of an old IRS balance, and they are the most negotiable part. A clean three-year history can remove one year's penalties for the asking.
Read more →Innocent Spouse Relief
A joint return makes each spouse liable for all of the tax, and a divorce decree does not change that. Federal law provides three forms of relief, and Texas community property adds a fourth question.
Read more →IRS Installment Agreements
A payment plan is the most common way out of IRS collection. The size of the balance decides how much the IRS asks about your finances, and the terms decide whether you can keep it.
Read more →Currently Not Collectible
If paying the IRS would leave you unable to cover rent, food, and medicine, the IRS can stop collecting. The debt stays, and so does the clock that eventually ends it.
Read more →CP2000 Notice
The IRS says the income on your return does not match what employers, banks, or brokers reported. It is a proposal, not a bill, and it has a response date.
Read more →Final Notice of Intent to Levy
CP504, LT11, and Letter 1058 look alike and mean different things. One of them starts a 30-day clock that protects your bank account and your right to go to court.
Read more →Next step
The first year is the hardest one to open. Start there.
Tell Patrick which years are missing and how you were paid. That conversation is confidential.