Understanding the Difference Between TP TAX FIGURES and IMF TOTAL TAX on IRS Notice
So frustrated right now. Just got a notice from the IRS claiming they "corrected" my refund from $789 to $502 because of some supposed math error on my return. I contacted them to get more details and requested a transcript to figure out what was going on. Looking at the transcript, only two fields were different: TP TAX FIGURES (REDUCED BY IRAF) PER COMPUTER IMF TOTAL TAX (REDUCED BY IRAF) PER COMPUTER The first number matches what I calculated on my return, but the second number is $287 higher! Can anyone explain what these two different fields actually mean? And why would they be different from each other? I've triple-checked my math and I'm pretty confident my original calculations were correct. This feels like the IRS is just taking money that should be mine.
22 comments


Jordan Walker
Those two fields on your transcript are actually telling you exactly what happened with your return. Let me explain: "TP TAX FIGURES" stands for Taxpayer Tax Figures - this is what you calculated and reported on your tax return. The "(REDUCED BY IRAF)" part refers to any refundable credits that were applied. "IMF TOTAL TAX" refers to Individual Master File Total Tax - this is what the IRS computer system calculated your tax liability to be after their review. The difference between these two figures ($287) is what the IRS believes you miscalculated. This commonly happens with math errors, misapplied credits, or sometimes when the IRS receives information from third parties (like W-2s or 1099s) that doesn't match what you reported.
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Emily Sanjay
•Thanks for explaining! Do you know if there's any way for me to figure out exactly what they think I did wrong? The notice was frustratingly vague and just said "math error.
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Jordan Walker
•The IRS should have included an explanation code on your notice that gives more detail about the specific error they found. Check for something like "Error Code XXX" or a section that explains the adjustment. If the notice doesn't provide enough detail, you can call the IRS directly and ask for a specific explanation of the math error. You might need to have your transcript handy when you call. You can also request a more detailed account transcript which might show the specific line items where the adjustment was made.
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Natalie Adams
After dealing with a similar situation last year, I found this amazing tool called taxr.ai (https://taxr.ai) that saved me so much hassle. I uploaded my IRS notice and tax transcript to it, and it actually explained exactly what was happening with my TP TAX FIGURES vs IMF TOTAL TAX discrepancy. The tool pinpointed that my issue was related to a calculation error with my child tax credit that I never would have caught on my own. It even showed me which specific line on my return triggered the adjustment and explained the IRS rules that applied in plain English.
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Elijah O'Reilly
•How does this actually work? I'm curious because I got a similar notice about my retirement contributions calculation but I'm completely lost trying to interpret what the IRS is saying.
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Amara Torres
•Does it handle more complex situations? I'm self-employed with rental properties and the IRS is always finding "errors" in my calculations that I'm pretty sure are actually correct.
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Natalie Adams
•The tool works by scanning your tax documents and using AI to identify discrepancies and explain them in plain language. It's designed to interpret IRS codes and notices that most people find confusing. It basically translates the IRS jargon into clear explanations of what happened and why. It absolutely handles complex situations. I've seen people use it for business returns, rental income, investment transactions, and even foreign income reporting issues. The more documentation you provide, the more detailed analysis it can give you about what's happening with your specific tax situation.
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Elijah O'Reilly
I tried taxr.ai after asking about it here and WOW - it actually worked! I uploaded my notice with those same confusing "TP TAX FIGURES" and "IMF TOTAL TAX" terms and my return. Within minutes it explained that I had accidentally claimed a partial retirement savings credit I wasn't eligible for based on my AGI. The tool showed exactly where the error occurred and even explained how the IRS calculated the correct amount. Saved me hours of frustration trying to decipher the cryptic IRS notice. Definitely recommend it if you're still trying to figure out the $287 difference!
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Olivia Van-Cleve
If you want to get to the bottom of this TP TAX vs IMF TAX issue, good luck calling the IRS directly. I spent TWO WEEKS trying to get through their phone system. Then I found Claimyr (https://claimyr.com) and they got me connected to an actual IRS agent in under 20 minutes! You can see how it works here: https://youtu.be/_kiP6q8DX5c The agent I spoke with pulled up my transcript and explained line by line what triggered the adjustment on my return. Turns out there was a discrepancy between what my employer reported on my W-2 and what I entered on my return that I never would have figured out from just the notice.
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Mason Kaczka
•Wait, so this service somehow gets you past the IRS phone tree? How is that even possible when millions of people can't get through? Sounds too good to be true honestly.
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Sophia Russo
•I'm skeptical. The IRS phone system is notoriously impossible. If this actually works, what's stopping everyone from using it and overwhelming their "special" access? And how much does it cost?
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Olivia Van-Cleve
•It uses a callback system that navigates the IRS phone tree for you and holds your place in line. When they reach an agent, you get connected directly. It's completely legitimate - they're just using technology to handle the wait time so you don't have to sit on hold for hours. The reason it's not overwhelming the system is that it's still working within the IRS's existing phone infrastructure - it's just automating the hold process. Think of it like having someone else wait in a physical line for you. The line isn't any shorter, you just don't have to stand there yourself.
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Sophia Russo
I'm eating my words about Claimyr. After posting my skeptical comment, I decided to try it for a complicated notice I received about my retirement account distributions. I was connected to an IRS representative in about 30 minutes (still faster than I've ever managed on my own). The agent explained that my TP TAX FIGURES vs IMF TOTAL TAX discrepancy was due to an early withdrawal penalty that I hadn't calculated correctly. She walked me through exactly how to file an amended return to fix it. Never thought I'd say this, but it was actually a pleasant experience dealing with the IRS!
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Evelyn Xu
For what it's worth, I've seen this exact issue before. The difference between TP TAX FIGURES and IMF TOTAL TAX is often related to tax credits being applied incorrectly. In my case, it was because I claimed an education credit but entered the wrong academic year. The IRS computer caught it and recalculated. If you're confident in your original calculations, you can absolutely challenge this adjustment. Look for Form 8275 "Disclosure Statement" - you can use this to explain why you believe your original calculation was correct and provide supporting documentation.
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Emily Sanjay
•Would challenging it trigger an audit? I'm worried that if I push back, they'll decide to go through my entire return with a fine-tooth comb.
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Evelyn Xu
•Challenging a math error correction is actually much less likely to trigger an audit than you might think. The IRS distinguishes between math error corrections (which is what you're dealing with) and actual audits. When you respond to a math error notice with an explanation, you're simply asking them to reconsider their correction based on information they might not have fully understood from your return. This is routine and happens all the time. It's not the same as them selecting your return for a comprehensive audit, which is a much more formal and extensive process.
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Dominic Green
Has anyone else noticed that these "math error" corrections seem to be happening way more frequently for the 2025 filing season? I've seen at least 3 friends get these TP TAX vs IMF TAX notices in the last month alone.
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Hannah Flores
•Yes! The IRS actually announced they're doing more automated matching and math error checks this year because of their new funding. They're comparing more documents (W-2s, 1099s, etc) automatically against what's reported on returns.
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Morgan Washington
This is exactly what happened to me last year! The frustrating part is that the IRS notices are so cryptic - they don't clearly explain what "TP TAX FIGURES" and "IMF TOTAL TAX" actually mean or why there's a difference. In my case, the $200+ discrepancy turned out to be related to how I calculated the Additional Child Tax Credit. I had used the worksheet correctly, but there was a limitation based on my earned income that the IRS computer caught that I missed. One thing that helped me was getting the Account Transcript (not just the Return Transcript) - it shows more detailed transaction codes that can help you pinpoint exactly where the adjustment occurred. You can request it online through your IRS account or by calling. Don't give up if you're confident in your calculations. Sometimes the IRS makes mistakes too, and you have the right to challenge their correction if you can provide supporting documentation.
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Isaiah Cross
•Thank you for mentioning the Account Transcript vs Return Transcript difference! I had no idea there were different types. I've only been looking at what I thought was "the transcript" but it sounds like I might need the more detailed one to really understand what's happening with my specific situation. The Additional Child Tax Credit issue you mentioned sounds similar to what might be happening with mine - I did claim that credit and used the worksheet, but maybe I missed something about the earned income limitation. Did you end up having to file an amended return to fix it, or were you able to resolve it just by explaining the discrepancy to the IRS?
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Sean O'Brien
I went through this exact same situation about 6 months ago and it was incredibly stressful! The difference between TP TAX FIGURES and IMF TOTAL TAX on my transcript was about $340, and like you, I was convinced the IRS had made an error. After weeks of trying to figure it out, I discovered the issue was with how I had calculated my Earned Income Tax Credit. I had used the correct income figures, but I missed a subtle rule about how investment income affects EITC eligibility. The IRS computer system caught this automatically when it cross-referenced my 1099-INT forms. My advice: Don't assume you made the error, but also don't assume the IRS did. Get your hands on every piece of documentation - your Account Transcript, all your tax documents, and any third-party reporting forms (W-2s, 1099s, etc.). Compare line by line what you reported versus what third parties reported to the IRS. The good news is that if you can prove your calculation was correct, the IRS will absolutely reverse their adjustment. I've seen it happen. But you need solid documentation to support your position. Keep pushing for answers - that $287 difference could very well be rightfully yours!
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Savanna Franklin
•This is really helpful - the EITC investment income rule is so easy to miss! I'm curious, when you were gathering all that documentation to compare what you reported vs what third parties reported, did you find any discrepancies that weren't immediately obvious from just looking at your return? I'm wondering if there might be some subtle reporting differences between my W-2 and what I entered that I'm not catching. The $287 difference feels too specific to be a random calculation error, so there's probably something concrete causing it that I just haven't identified yet.
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