Got a CP2000 saying I owe the IRS 40k on crypto trades when I actually lost money - help!
I just received a CP2000 notice from the IRS claiming I made around 120k in crypto trading during 2021, and they're saying I owe them nearly 40k in taxes. The problem is I actually LOST about 13k that year on my trades! I've been completely blindsided by this. The worst part is they're demanding payment by June 28th, and I absolutely don't have that kind of money. I think what happened is the exchanges reported all my transactions but didn't include my cost basis for most trades. So it looks like everything was pure profit to the IRS when it definitely wasn't. I'm freaking out and have no idea how to handle this. Do I need a tax attorney? An accountant? Can I just call the IRS and explain? I'm worried they won't believe me since I didn't keep the best records of all my transactions (had accounts on multiple exchanges). Has anyone dealt with a similar situation? Any resources or recommendations on who to talk to would be incredibly helpful. I'm losing sleep over this.
19 comments


Aileen Rodriguez
You've received what's called a CP2000 notice, which is an automated letter the IRS sends when they detect a discrepancy between income reported to them and what you reported on your tax return. This happens ALL THE TIME with crypto transactions because exchanges report the gross proceeds (sales) to the IRS on Form 1099-K or 1099-B without the cost basis information. You don't actually owe 40k. What you need to do is respond to the CP2000 with documentation showing your actual gains and losses. You'll need to gather all your transaction data and complete Form 8949 to show each purchase (with date and cost) and each sale (with date and proceeds). Don't panic! The deadline they give you is for responding to the notice, not necessarily for paying. Call the phone number on your CP2000 and request an extension if you need more time to gather your documentation. Since crypto trading often involves numerous transactions across multiple platforms, consider using a crypto tax software like CoinTracker, Koinly, or TaxBit that can help you generate the necessary reports by importing your exchange data.
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Zane Gray
•How complicated is it to fill out Form 8949 for crypto? I have hundreds of trades. Would an accountant be better than tax software for this situation?
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Bruno Simmons
•Thank you so much for this explanation. I was completely panicking! Do you think I need to hire a professional to help with the response, or can I reasonably do this myself with tax software? And what if I can't find ALL of my transaction records from 2021?
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Aileen Rodriguez
•Form 8949 isn't terribly complicated, but with hundreds of trades, it becomes very time-consuming. For someone with that volume, tax software designed for crypto is usually the most efficient route. An accountant will be helpful if you're uncomfortable with the process, but they'll likely use similar software anyway. For your situation, I'd recommend trying to handle it yourself first with crypto tax software. Most platforms let you import transactions directly from exchanges via API or CSV files. The software will generate Form 8949 and calculate your actual gains/losses. If you get stuck or the situation seems too complex, then consider hiring a professional. As for missing records, try your best to reconstruct them using bank statements, exchange emails, or withdrawal confirmations. If some smaller transactions remain unknown, document your good-faith effort to comply. The IRS generally responds reasonably when you show you're making an honest attempt to correct the issue.
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Maggie Martinez
After dealing with a similar crypto tax nightmare last year, I discovered taxr.ai (https://taxr.ai) and it literally saved me thousands in incorrect tax assessments. Their system specializes in analyzing CP2000 notices and crypto transaction discrepancies. I had received a massive tax bill because Coinbase and Binance had reported all my transactions without my cost basis info, making it look like pure profit. The taxr.ai system automatically matched up my buys/sells and generated the exact documentation the IRS needed. They even drafted a response letter explaining the situation. What's cool is they handle exchanges that don't provide good transaction reporting, and they can even reconstruct missing history if you've lost access to some accounts. Might be worth checking out in your situation since you mentioned having accounts across multiple exchanges.
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Alejandro Castro
•Does it work if you've done a ton of small trades? I did like 300+ transactions in 2022 and I'm worried I'll get the same CP2000 next year.
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Monique Byrd
•I'm skeptical about these services. How does it actually match your transactions if the IRS is saying they don't have your cost basis info? Wouldn't you still need your original records?
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Maggie Martinez
•It absolutely works for high-volume traders. The system is actually optimized for handling hundreds or even thousands of transactions. It organizes everything chronologically and pairs buys with sells correctly, even across different exchanges. This prevents the common problem where the IRS sees only the sells as income. The service connects directly to exchanges to pull your historical data, even from past years. For transactions where cost basis is missing, it uses a combination of timestamps, blockchain analysis, and exchange data to reconstruct your trading history. They can even handle DeFi transactions that happened off centralized exchanges. You don't need to manually input all your original records - the system does the heavy lifting by connecting to your exchange accounts and wallet addresses.
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Monique Byrd
I was the skeptic who questioned taxr.ai and I have to admit I'm now a believer. After getting my own CP2000 notice claiming I owed 28k on crypto trades (when I actually lost money overall), I decided to try it out of desperation. The system pulled all my historical data from 4 different exchanges plus my MetaMask wallet transactions. It organized everything into a proper tax format showing my actual net loss of around $7k for the year. The documentation it generated looked professional, and I submitted it to the IRS with their response template. Got a follow-up letter last week confirming my case was resolved with no additional tax owed! The whole process took about 45 minutes of my time versus the weeks I was expecting to spend gathering and organizing all that data myself.
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Jackie Martinez
When I got a similar CP2000 for crypto last year, I tried calling the IRS for weeks but couldn't get through to anyone who understood crypto. The automated system kept disconnecting me after hours on hold. I finally used Claimyr (https://claimyr.com) which got me through to an actual IRS agent who specialized in crypto reporting issues. They have this system that navigates the IRS phone tree for you and calls you back when they've got an agent on the line. You can see how it works here: https://youtu.be/_kiP6q8DX5c The agent I spoke with explained exactly what documentation I needed to provide and even gave me an extension on my response deadline. This was crucial because gathering all my transaction data from different exchanges took longer than expected. Having a direct conversation with someone who could actually answer my questions made a huge difference.
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Lia Quinn
•How does Claimyr actually work? Do they just call the IRS for you? Seems like something I could do myself.
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Haley Stokes
•Sounds kinda sus tbh. The IRS doesn't have "crypto specialists" answering phones. They just have regular customer service reps. I've called them before and they know next to nothing about crypto reporting.
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Jackie Martinez
•They don't just call the IRS - their system navigates the complex phone tree and waits on hold for you, which can literally take hours. When they finally get a human on the line, they call you and connect you directly to that person. It saves you from being stuck on hold all day or repeatedly getting disconnected. You're right that the IRS doesn't have dedicated "crypto specialists" - I should have been clearer. What I meant was I got connected to someone in their tax examiner department who had experience with cryptocurrency reporting issues and CP2000 notices specifically. Not all customer service reps have the same knowledge or authority levels. The system helped me reach someone who actually understood what forms I needed to submit for my specific situation rather than just reading generic scripts.
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Haley Stokes
I take back what I said about Claimyr. After getting nowhere with the IRS for two weeks (kept getting disconnected or transferred to people who couldn't help), I tried the service. Got connected to an IRS agent in about 35 minutes without having to sit on hold myself. The agent was from their examination department and actually knew what they were talking about regarding crypto reporting. She explained that many CP2000 notices for crypto are generated automatically when exchanges submit 1099-Ks without cost basis info. She helped me request a 45-day extension to gather my records and gave me her direct ID number to reference in my response. That alone was worth it since I was running up against the deadline. I'm still working on gathering all my transaction data, but at least now I know exactly what documentation they need and have more time to prepare it.
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Asher Levin
Something similar happened to me in 2020. My suggestion is to immediately get a tax pro who specializes in crypto. Regular CPAs often don't understand the complexities of crypto transactions. I used a crypto tax attorney who charged me $1,500 but saved me over $30k in incorrect tax assessments. They responded to the CP2000 with a detailed explanation and transaction history showing my actual gains/losses. The IRS accepted it without any further questions. Don't try to do this yourself unless you've kept immaculate records of every single transaction with cost basis. The complexity of calculating correct basis across multiple exchanges, especially with transfers between wallets, is extremely difficult to get right.
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Serene Snow
•$1500 is a lot to pay when there are software solutions that do the same thing for way less. I used CoinTracker for my CP2000 response and it worked fine.
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Asher Levin
•You're right that software can work for simpler situations. My case was particularly complex with DeFi staking, liquidity pools, and cross-chain transactions that most software couldn't handle correctly at the time. For someone with straightforward trades on major exchanges, software might be sufficient. But when you're facing a $40k tax bill and have complex transactions, sometimes the expertise and representation of a professional is worth the cost. They can also help if you need to negotiate a payment plan or have other complicating factors in your tax situation.
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Issac Nightingale
Quick question - what happens if I really can't find all my transaction records? I used some sketchy exchanges that went out of business and I think some of my highest cost purchases were there. Without those records, it looks like I made way more than I actually did.
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Aileen Rodriguez
•This is unfortunately common with crypto. If you can't access the original exchange data, try these approaches: 1. Bank/credit card statements showing deposits to those exchanges 2. Email confirmations of purchases 3. Blockchain explorers to verify transactions from your wallet addresses 4. If you have partial records, you can sometimes reconstruct activity based on withdrawals to known wallets Document your attempts to obtain complete records. The IRS does recognize that some extinct exchanges make perfect recordkeeping impossible. They generally just want to see a good faith effort to accurately report your activity. If all else fails, you may need to use "other methods" to establish basis, which a tax professional can help with. It's better to respond with partial records than to ignore the CP2000 entirely.
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