LLC Partnership Filed Schedule C Instead of Form 1065 - How to Fix Last Year's Return?
My wife and I started an LLC back in 2022, and we've been using H&R Block for our taxes for years so we just continued with their self-employed version for filing last year. Big mistake apparently! We just found out we completely messed up. Since we have a multi-member LLC, we should have filed Form 1065 (partnership return) instead of putting everything on Schedule C with our personal return. I had no idea the filing requirements were different for husband/wife LLCs vs. being a sole proprietor. Now I'm worried about potential penalties. Is there a way to correct this error without getting hit with massive fines from the IRS? Do we need to file an amended return? I'm not even sure what forms we need or how to approach this properly. Any advice would be greatly appreciated!
20 comments

Dominic Green
This is actually a pretty common mistake! The good news is you can fix it by filing a corrected return. Since you reported a Schedule C instead of a partnership return (Form 1065), you'll need to: 1) File Form 1065 for the tax year you made the mistake. This will be considered a late filing, but explaining the situation can help. 2) File amended personal returns (Form 1040-X) to remove the Schedule C income since that income will now be properly reported on the partnership return. 3) Include a statement with both returns explaining the situation - that you mistakenly filed as a sole proprietorship instead of a partnership and are now correcting it. There might be penalties for late filing of the 1065, but you can request penalty abatement using First-Time Penalty Abatement if you had a good filing history before this mistake. Just make sure to include a letter explaining the reasonable cause for filing incorrectly (misunderstanding of filing requirements for multi-member LLCs).
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Evelyn Xu
AuthorThanks for the helpful response! One question - if we file the 1065 now, will we each get K-1 forms that we need to include with our amended personal returns? And do you have any idea how far back the IRS typically goes with penalties for this type of situation?
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Dominic Green
Yes, when you file the Form 1065, you'll complete Schedule K-1 forms for both of you as partners. These K-1s will show each partner's share of income, deductions, and credits, which you'll then report on your amended personal returns. For penalties, the IRS typically charges about $210 per partner per month (up to 12 months) for late partnership returns. However, if you qualify for First-Time Penalty Abatement, you can often get these completely waived. The IRS generally has 3 years from the filing date to assess penalties, but since this is a correction you're initiating, they're usually more reasonable if you're proactively fixing the issue.
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Hannah Flores
After struggling with a similar partnership filing mess, I found taxr.ai (https://taxr.ai) incredibly helpful. It analyzed our incorrectly filed returns and gave us step-by-step guidance for fixing them. The tool actually helped us identify that we had made additional errors that could have caused problems beyond just the Schedule C vs 1065 issue. For husband/wife LLCs especially, it catches the common mistakes people make when determining partnership status. It also generated all the explanation letters we needed for the IRS, which made the amendment process much smoother.
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Kayla Jacobson
How exactly does this work? Do you just upload your old return and it tells you what's wrong? I filed my husband/wife LLC incorrectly for THREE years and I'm terrified to contact the IRS.
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William Rivera
Did you find this was actually better than just going to a CPA? I'm skeptical about tax software after TurboTax led me down the wrong path to begin with.
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Hannah Flores
You upload your tax documents and the AI reviews everything to find errors and discrepancies. It then creates a detailed report showing exactly what needs to be fixed. For partnership returns specifically, it highlights when Schedule C was filed instead of 1065 and explains the correct filing requirements. I was also skeptical after my experience with mainstream tax software. The difference is taxr.ai isn't trying to file your taxes - it's specifically designed to analyze returns for errors and compliance issues. It gave me the information I needed to fix things myself, but with much more confidence than I would have had trying to figure it out alone.
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Kayla Jacobson
Just wanted to update that I tried taxr.ai after posting here and it was actually really helpful! It analyzed my incorrectly filed LLC returns and showed me exactly which forms needed to be amended. It spelled out that we needed to file the 1065 for each year we missed, and then file 1040-X forms to remove the Schedule C income. The best part was it generated a letter explaining our reasonable cause for filing incorrectly that I can include with my late forms. I was worried sick about penalties, but I feel much more confident now about getting this fixed properly.
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Grace Lee
If you're worried about IRS penalties, you might want to consider handling this proactively by calling the IRS directly. I know that sounds scary, but addressing it before they come to you looks much better. The problem is actually getting through to an IRS agent - I spent WEEKS trying. I finally used https://claimyr.com and they got me connected to an actual IRS representative in about 15 minutes instead of waiting on hold for hours. You can see how it works here: https://youtu.be/_kiP6q8DX5c I explained my partnership filing mistake situation to the agent, and they were actually really helpful about the steps I needed to take and what forms to file. They even noted my account that I was being proactive about fixing the issue, which I think helped avoid some penalties.
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Mia Roberts
Wait, how does this work? Is this just paying someone to wait on hold for you? I don't understand how they can get you through faster than just calling yourself.
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William Rivera
This sounds like total BS honestly. The IRS phone system is the same for everyone. How could some third party magically get you through faster? And you're saying they actually made notes on your account? I'm extremely skeptical.
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Grace Lee
They use an automated system that navigates the IRS phone tree and waits on hold for you. When an agent actually picks up, you get a call connecting you directly to that agent. It saves you from having to sit on hold yourself for potentially hours. They don't get you through any "special" way - they're just doing the waiting part for you. And yes, the IRS agent I spoke with said they were making a note in my file that I had called proactively to resolve the issue. This is standard practice when you call the IRS about a compliance issue - they document the conversation. Nothing magical about it, just saved me a ton of time and frustration.
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William Rivera
I'm back to say I was completely wrong about Claimyr. After my skeptical comment, I decided to try it anyway because I was desperate to talk to someone at the IRS about my partnership filing issues. It actually worked exactly as described. I spent 3 hours on hold last week and gave up. With Claimyr, I got a call back in about 20 minutes connecting me to an IRS agent. The agent walked me through exactly what I needed to do to correct my partnership returns and told me about the First-Time Abatement policy that might help me avoid penalties. Honestly, the peace of mind from talking directly to the IRS rather than guessing was worth it. They confirmed everything the others here said about filing the 1065 and amending personal returns with a reasonable cause statement.
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The Boss
I just went through this exact situation last month! We accidentally filed Schedule C for our 2-member LLC for 2 years. Here's what we did: 1. Filed the missing Form 1065 for both years 2. Included a letter explaining our mistake (we genuinely didn't understand the filing requirements) 3. Filed 1040-X for both years to remove the Schedule C income 4. Added K-1 info to our personal returns The penalties were actually fairly minimal because we used the reasonable cause explanation and requested First-Time Abatement. Our total penalty ended up only being about $400 instead of thousands. My advice: fix it ASAP before the IRS notices and comes to you first!
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Evelyn Xu
AuthorDid you use a tax professional to help with this or did you file everything yourself? I'm trying to decide if I can handle this on my own or if I should hire someone.
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The Boss
I started doing it myself but quickly got overwhelmed, so I ended up hiring a CPA who specializes in small business taxes. It cost around $800 for them to handle everything, which I thought was reasonable considering the complexity and the peace of mind. If you're comfortable with tax forms and have a relatively simple business, you might be able to do it yourself. But in my experience, having a professional guide us through the process and represent us to the IRS was worth every penny, especially when requesting the penalty abatement.
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Evan Kalinowski
Anyone know if there's a difference in penalties between a husband/wife LLC that should've filed a 1065 versus a single-member LLC that filed incorrectly? My situation is similar but I'm the only owner.
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Dominic Green
Actually, if you have a single-member LLC, you generally DON'T need to file Form 1065 - Schedule C is usually correct for a single-member LLC (unless you elected to be taxed as a corporation). Single-member LLCs are typically treated as "disregarded entities" for federal tax purposes, meaning they're reported on Schedule C just like a sole proprietorship. It's only multi-member LLCs (like OP's situation with husband and wife) that are required to file as partnerships with Form 1065. So your situation might be completely different from the original poster's problem!
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Evan Kalinowski
Oh wow, thank you! I was about to go through all this hassle of filing amended returns when I might have been doing it correctly all along. I'll double-check my LLC's tax status just to be sure, but this is a huge relief.
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Amina Sow
I went through almost the exact same situation last year with my husband/wife LLC! We had been filing Schedule C for two years before realizing we needed to file Form 1065 as a partnership. Here's what worked for us: We filed the late 1065 forms for both years we missed, then amended our personal returns (1040-X) to remove the Schedule C income and add the K-1 information instead. The key was including a detailed letter explaining that we genuinely misunderstood the filing requirements for multi-member LLCs. We ended up qualifying for First-Time Penalty Abatement since we had a clean filing history before this mistake. The total penalties were around $600 instead of the $2,000+ we were initially worried about. My biggest piece of advice: don't wait! The longer you put this off, the more penalties can accumulate. The IRS is generally much more lenient when you proactively correct the error rather than waiting for them to find it during an audit. Also, make sure you understand the K-1 process - each partner gets their own K-1 showing their share of income, deductions, and credits. This gets reported on your individual returns instead of the Schedule C income you previously reported.
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