Behind on Taxes? How to Get Help With Unfiled Tax Returns

If you have one or more unfiled federal tax returns, the IRS usually prefers that you file and work out a plan rather than ignore the problem. You generally fix this by filing the missing returns (even late), responding to any IRS notices, and arranging payment or penalty relief if you owe.

Rules, deadlines, and options can vary based on your state and your specific tax situation, but the steps below outline how this process typically works in real life.

1. What Actually Happens When You Don’t File

When a federal tax return isn’t filed, the Internal Revenue Service (IRS) tracks that missing year using your wage and income information reported by employers, banks, and others.

If the IRS sees you likely had a filing requirement, they may send notices and, in some cases, create a Substitute for Return (SFR) for you using only the income they see—no credits, no deductions, and often a higher tax bill.

Key terms to know:

• Unfiled return — A tax year where you were required to file but never sent a return.
• Substitute for Return (SFR) — A return the IRS prepares for you based only on reported income; usually unfavorable.
• Notice of Deficiency — A formal letter saying the IRS plans to assess tax; you have limited time to respond.
• Installment agreement — A payment plan with the IRS to pay taxes over time.

If you’re due a refund, there’s usually a 3-year deadline from the original due date to claim it; after that, you typically lose the refund permanently, even if you file. If you owe, penalties and interest usually build until you file and pay or set up a plan.

2. Where to Go: Official IRS and State Tax Touchpoints

For unfiled federal returns, the official system in charge is the IRS. For state income taxes, it’s your state department of revenue or taxation.

Two main official touchpoints for unfiled returns are:

• IRS taxpayer account portal — Lets you see which years show as unfiled, view IRS notices, and sometimes set up payment plans. Search for the official IRS online account through a .gov site.
• State tax agency online portal or call center — Each state with an income tax has its own site and phone line (for example, “[State] Department of Revenue”). Search for your state’s official tax agency portal and look for .gov.

If you cannot access your IRS online account, you can typically:

• Call the IRS individual taxpayer line (number listed on the official IRS site) and ask, “Which tax years do you show I have not filed?”
• Request wage and income transcripts for missing years so you can reconstruct what to report.

Scam warning: For anything involving taxes or personal information, use only government sites ending in .gov, and be cautious of companies that promise to “erase tax debt” or “stop the IRS immediately” for large upfront fees.

3. What to Gather Before You Ask for Help

You do not need documents perfectly organized before you start, but having the basics ready makes the process with the IRS or a tax preparer much smoother.

Documents you’ll typically need:

• Income forms — W‑2s, 1099‑NEC, 1099‑MISC, 1099‑INT, 1099‑DIV, 1099‑R, and Social Security benefit statements for each unfiled year.
• Prior-year returns — Copies of any returns you did file for earlier years (helps with carryforwards, deductions, and name/address consistency).
• IRS letters or notices — Any CP or CP2000 or Letter 2566/3219 notices you’ve received about missing or adjusted returns.

If you’re missing income forms, you can usually:

• Use the IRS wage and income transcript for a specific year (ordered via your IRS online account or by phone/mail).
• Contact former employers or payers and ask for a duplicate W‑2 or 1099 for that year.

Also gather:

• Current ID (driver’s license or state ID) — often required if you use free in-person help.
• Dependent information (Social Security numbers, birthdates) — needed if you claim children or other dependents.

Organizing these by tax year in folders or envelopes (for example, “2019,” “2020”) makes the actual filing process faster.

4. Step-by-Step: How to Start Fixing Unfiled Returns

4.1 First concrete action you can take today

Today’s next step:Check what the IRS shows for your missing years.

1. Create or log in to your IRS online account.
   Search for the official IRS taxpayer account on a .gov site and follow the steps to verify your identity.

2. Review your tax years.
   Look at the list of years and note which ones show no return filed or show an SFR instead of a normal return.

3. Download transcripts.
   For each unfiled or SFR year, download your wage and income transcript. This shows W‑2s, 1099s, and other income the IRS already knows about.

4. Make a simple list.
   On paper or your phone, list each year you need to fix (for example, “2018, 2019, 2021”), and note whether you have documents for that year or need to reconstruct from transcripts.

What to expect next: After identifying the missing years and pulling transcripts, you’ll be able to either prepare the returns yourself (using tax software that supports prior years) or hand this package to a tax professional or free tax clinic. Once returns are filed, the IRS will process them, recalculate any balances, and send updated notices.

4.2 Filing the actual late returns

5. Decide who will prepare your back returns.
   Options usually include:

   • Doing them yourself with prior-year tax software;
   • Using a Certified Public Accountant (CPA) or Enrolled Agent (EA);
   • Using a volunteer program like VITA/TCE if your income and situation qualify.

6. Prepare each year separately using the forms for that year.
   You must use the correct tax year forms and tax law (e.g., 2019 Form 1040 for 2019). Many people prepare the oldest unfiled year first, then move forward.

7. File with the IRS through official channels.

   • Some recent past years can still be e‑filed; older years typically must be mailed to the address for late returns (check the instructions for that year).
   • Keep copies of everything and proof of mailing (certified mail receipt is common).

What to expect next: IRS processing time for late paper-filed returns can be several weeks or months. You’ll typically receive:

• A notice showing your updated balance, including penalties and interest; or
• A refund check or direct deposit if you were due money and filed within the refund window.

5. Real-World Friction to Watch For

Real-world friction to watch for

One common snag is missing income documents for old years (for example, you changed jobs, moved, or a business closed and you can’t find your W‑2s or 1099s). The quick fix is to rely on IRS wage and income transcripts instead of tracking down every old employer; if something is missing from the transcript but you roughly know the income, a tax professional can help you reconstruct it using bank statements or paystubs.

6. After You File: Penalties, Payment Plans, and Ongoing Help

Once late returns are filed, the focus usually shifts to paying what you owe (if anything) and cleaning up your record so future years go smoothly.

6.1 Handling balances, penalties, and interest

If you owe for any year:

• The IRS will typically send a bill showing tax, failure-to-file penalty, failure-to-pay penalty, and interest.
• If you can’t pay in full, you can usually request an installment agreement either through your IRS online account or by filing a payment plan form by mail or phone.

Often-used options:

• Short-term payment plan (up to 180 days) — Good if you can pay relatively quickly.
• Long-term payment plan (installment agreement) — Monthly payments, usually auto-debited from your bank.

If you have a good filing and payment history and this is your first issue, you might qualify for first-time penalty abatement, which can remove some penalties but not interest. You typically request this by calling the IRS or asking your tax pro to request it on your behalf.

6.2 What happens with state taxes

If your state has an income tax and you had unfiled years:

• Check your state tax agency portal or call the listed number to see which years show as unfiled or assessed.
• Many states mirror IRS actions; if the IRS filed an SFR, the state may do something similar with less favorable assumptions.

Expect to:

• File state tax returns for the same years you file federal, using your federal adjusted gross income as a starting point.
• Receive state bills or refund notices after filing, along with separate penalties and interest.

6.3 Legitimate help options (beyond paid preparers)

If you can’t afford a paid professional or have a more complex situation, there are legitimate free or low-cost support options:

• VITA/TCE sites — IRS-sponsored programs where trained volunteers prepare returns for many low-to-moderate income taxpayers, seniors, and people with disabilities. Search for “VITA site locator” on an IRS .gov page.
• Low Income Taxpayer Clinics (LITCs) — Independent organizations (often nonprofits or law school clinics) that help qualifying taxpayers with IRS disputes, audits, or collection issues and sometimes unfiled return problems.

A simple phone script you can use when calling for help:
“I have several unfiled federal tax returns and I’m trying to get caught up. Can you tell me what help your office offers with back tax returns, and what documents I should bring?”

Remember that no organization can guarantee that the IRS or your state will waive all penalties, accept a particular payment plan, or process your returns by a specific date, but using official channels and credible assistance greatly improves your chances of resolving unfiled returns in a manageable way.