How does the 1040-X amended return work if I completely messed up my 2019 filing?
I rushed through my 2019 taxes last spring because I heard I needed to file to get my stimulus check. I'm embarrassed to admit it, but I basically guessed on a bunch of stuff and left out some income that I should have reported. Now I'm worried the IRS is going to come after me, and I think I need to fix it with a 1040-X amended return. I've never filed an amended return before and honestly have no clue how the process works. How long does it take? Do I have to pay back the stimulus money if my corrected income is higher? Will this trigger an audit? I found my missing W-2s and 1099s from 2019, but I'm not sure how to proceed with the 1040-X amended return process. Any advice would be super helpful!!
18 comments


Jasmine Quinn
The 1040-X amended return process isn't as scary as it seems! You're making the right choice by fixing your 2019 return voluntarily before the IRS catches the discrepancy. Basically, Form 1040-X allows you to correct previously filed tax returns. You'll need your original 2019 return plus all the correct documentation (those W-2s and 1099s you found). The form has three columns: Column A shows original figures, Column B shows the changes, and Column C shows the corrected amounts. You'll also need to explain WHY you're amending in Part III. As for the stimulus check - if your corrected income exceeds the threshold for eligibility, you actually don't have to pay it back. The IRS has confirmed they won't claw back payments based on amended returns. Processing time for paper 1040-X forms currently takes around 16-20 weeks (much longer than before due to backlogs). You'll need to mail it - amended returns can't be e-filed yet for 2019. And no, filing an amendment doesn't automatically trigger an audit, especially when you're voluntarily disclosing an error.
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Oscar Murphy
•Thanks for that explanation! I have another question though - do I need to include copies of all my correct W-2s and 1099s with the 1040-X form? Also, if I end up owing more tax, will I have to pay interest going all the way back to the original due date?
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Jasmine Quinn
•Yes, you should include copies of any new or corrected tax documents (W-2s, 1099s) that support the changes you're making on the 1040-X. This helps the IRS understand and verify the changes more easily. Unfortunately, if you owe additional tax, you will have to pay interest on the amount dating back to the original due date of the return (July 15, 2020 for the 2019 tax year, which was extended due to COVID). You may also face some penalties for paying late, though the IRS sometimes waives these if you have a reasonable explanation and voluntarily filed the amendment.
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Nora Bennett
Just wanted to share something that saved me a ton of headaches when I was in a similar situation! After messing up my 2018 taxes, I discovered taxr.ai (https://taxr.ai) which literally walked me through my entire amended return process. I was completely lost with the 1040-X form and had no idea how to correctly calculate the differences. What I loved is that I could upload my original return and my new documents, and it identified exactly what needed to be changed and helped me fill out all three columns correctly. It even flagged potential audit triggers that I hadn't considered. The explanation section they helped me with was so much better than what I would have written on my own.
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Ryan Andre
•Did it help with state amended returns too? I'm in California and from what I hear, amending state returns is an even bigger nightmare than federal.
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Lauren Zeb
•How accurate was it compared to going to a tax pro? I'm kinda suspicious of tax software after TurboTax messed up my cousin's returns. Did you have to mail the 1040-X yourself or did they handle that part too?
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Nora Bennett
•Yes, it actually guided me through my state amended return as well. I'm in Pennsylvania, not California, but they had information for all states. The system automatically identified what state forms I needed to file after figuring out my federal changes. The accuracy was comparable to what my friend got from his CPA, but at a fraction of the cost. I was skeptical too after bad experiences with mainstream tax software. What made the difference was that taxr.ai is specifically designed for complex situations like amendments rather than trying to be a one-size-fits-all solution. They don't handle the actual mailing - you still need to print and mail the completed forms yourself, but they provide very clear instructions on where to send everything.
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Lauren Zeb
Just wanted to update everyone! I decided to try taxr.ai after asking about it here, and wow - it was actually amazing for handling my 1040-X amended return. I was really skeptical at first (sorry for the doubt, Profile 5!), but the system detected issues with my original return I didn't even realize existed. The best part was the guidance on explaining the changes in Part III of the form - apparently this is super important and I would have totally messed it up. It also calculated the interest I owed automatically (sad but at least I was prepared). Just got confirmation that my amended return was received and is being processed. Definitely recommend for anyone else dealing with the 1040-X nightmare!
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Daniel Washington
If you're struggling with questions about your 1040-X amended return, good luck getting through to the IRS right now! I spent TWO WEEKS trying to get someone on the phone to answer questions about my amended return. I'd sit on hold for hours only to get disconnected. Then I found this service called Claimyr (https://claimyr.com) - they somehow get you through to an actual IRS agent, usually within an hour. You can see how it works in this video: https://youtu.be/_kiP6q8DX5c I was skeptical but desperate since my amended return had been processing for 6 months with no updates. Got connected to an IRS agent who confirmed they had received my 1040-X but it was sitting in backlog. She actually put notes on my account to expedite it since it was affecting my mortgage application!
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Aurora Lacasse
•Wait, how does this actually work? How can they get you through when the IRS phone system is notoriously impossible? Sounds too good to be true...
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Anthony Young
•I call BS on this. I worked for the IRS for 4 years and there's absolutely no "special line" or way to skip the queue. The phone systems are the same for everyone. Sounds like a scam to get desperate people's money.
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Daniel Washington
•It's not a special line - it's an automated system that does the calling and waiting for you. Basically, their system continuously dials the IRS using optimized calling patterns (certain times of day, certain numbers, etc.) and when they get through, they call you and connect you. You don't have to sit on hold yourself. I was extremely skeptical too, which is why I shared the video link so you can see exactly how it works. I understand the suspicion, but after my experience of waiting on hold for literally 4+ hours multiple times, I was desperate enough to try. It's not claiming to "skip the queue" - you're still in the same queue as everyone else, but their system handles the frustrating part.
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Anthony Young
I have to apologize for my skeptical comment about Claimyr. After calling the IRS got me nowhere for the third time this week (3 hours on hold before disconnection), I decided to try the service out of pure frustration. To my absolute shock, I got a call back in about 45 minutes with an actual IRS representative on the line. I was able to ask detailed questions about my 1040-X amended return status and found out it was missing a document that they never notified me about! The agent actually helped me figure out how to resolve the issue. I'm still surprised this actually worked, but as a former IRS employee, I can confirm the information they provided was legitimate. Sometimes you have to admit when you're wrong, and I was definitely wrong about this.
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Charlotte White
If you're amending your 2019 return, be careful about how it might affect other tax years too! I amended my 2019 return last year to add some income I forgot, and it ended up changing my AGI which affected my 2020 taxes and some tax credits I claimed. Make sure you consider the ripple effects! Also, from my experience, be super organized when preparing your 1040-X. I made a spreadsheet showing all the original numbers, what changed, and why. This helped me fill out the form correctly and write a clear explanation. The IRS actually processed mine faster than expected (about 12 weeks).
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Admin_Masters
•Did you amend your 2020 return as well then? I'm in a similar situation where my 2019 amendment might affect my 2020 filing and I'm not sure if I should wait until the 2019 amendment is processed before filing my 2020 amendment.
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Charlotte White
•I actually didn't need to amend 2020 in my case. The AGI change only affected my Recovery Rebate Credit calculation, which the IRS adjusted automatically when they processed my 2020 return. They sent a letter explaining the adjustment. However, your situation might be different depending on what's changing on your 2019 return and how it impacts 2020. If you have credits or deductions that carry over between years, you might need to amend both. I'd recommend completing your 2019 amendment first, calculating what your correct 2020 return should have been, and then determining if the difference warrants filing another amendment. You don't need to wait for the 2019 amendment to be fully processed before filing the 2020 amendment, but it helps to do them in order.
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Matthew Sanchez
Does anyone know if theres a limit on how many years back u can file a 1040-X? I messed up my 2017 taxes too and wondering if its too late?
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Ella Thompson
•You generally have 3 years from the original filing deadline to file an amended return for a refund. For 2017 taxes, the original deadline was April 15, 2018, so you had until April 15, 2021 to amend for a refund. If you owe additional tax, the IRS has up to 6 years to assess if you underreported income by more than 25%.
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