The IRS uses an automated system called AUR (Automated Underreporter). It automatically matches 1099s sent by the company and income reported on personal tax returns.
Most people think that there are human agents manually matching EIN and SSN. However, it’s true to some extent for paper filings. But most of the tax returns are filed online now, and the electronic system flags mismatches in seconds.
So, if a company does not issue a 1099, the IRS often finds out. As freelancers report it anyway. Potentially triggering a CP2000 notice for freelancers and an audit for the company.
IRS has its own Information Returns Processing (IRP) system. It performs these functions to save time for the IRS:
- The TIN Match: The IRS links every 1099 to a Social Security Number (SSN) or Employer ID (EIN) automatically.
- The “Gap” Report: If a freelancer reports $50,000 in income but the IRS only has $40,000 in 1099s on file, it creates a “mismatch flag.”
Insidious Note: The IRS has 3 to 6 years to catch any tax theft or mismatch. Silence in year one does not mean you are safe in year two.
For Companies: The Cost of a "Missing" 1099 in 2026
The penalty for not filing 1099s has increased in 2026. If you are in business and forget to file your tax returns, this is your call to file them immediately.
Filing Delay (2026 Rates) Penalty Per Form
- Up to 30 Days Late: $60
- 31 Days – August 1st: $130
- After August 1st: $340
- Intentional Disregard: $680+ (or 10% of the income, whichever is greater)
Remember, the IRS considers “I forgot” differently than “I ignored it.” If the IRS proved intentional disregard (you had to file but didn’t), penalties can go even higher. However, using an e-filing software to file your tax returns can help you avoid these penalties.
For Freelancers: Can You File Taxes Without a 1099?
Yes. You do not need the physical form to file. The copy is provided for record purposes only. You do not send that form to the IRS.
However, if there is a mismatch in what you earned and what you report that can trigger an audit.
- How to report: Use your bank statements and invoices to total your “Gross Receipts.”
- Where to put it: Report this on Schedule C (Form 1040).
The IRS is never upset if you report more income than they have on file. They only send notices when you report less.
What if the Employer Reported the Wrong Amount?
If an employer sends a 1099 with $10,000 but only paid you $8,000, do not just ignore it. Otherwise, you will pay tax on $10,000 instead of $8,000. This indicates the company made an error while calculating your compensation. Here is how you should approach the issue:
- Request a Corrected 1099.
- If they refuse, file with the correct amount and attach a statement explaining the discrepancy.
- The IRS AUR system will flag the mismatch automatically. But your documentation will settle the inquiry.
If you don’t send a statement or valid proof (their denial email) IRS will send you a notice to report underreported taxes. Leading to more tax complexities and headaches that nobody wants.
Final Wrap Up:
The IRS can surely catch a missing 1099. Plus, intentionally underreporting can lead to penalties. If you have missed the deadline, it’s not too late to show the IRS you are trying to comply. Use our E-File Workforce Payroll software to effortlessly file your information returns. It’s easier, faster and convenient for all sizes of companies. Ensuring you never miss a tax deadline again.
Your Questions Answered Here
How much income can go unreported?
Technically, $0. All income is taxable from the first dollar. Underreported or unreported income always leads to penalties and audits. You can even go to jail if the tax evasion is massive.
Will the IRS catch a missing W-2?
Yes. The IRP system treats W-2s with the highest priority for matching. Same as 1099s, missing Form W-2 can trigger IRS notice and audits.
What if I receive my 1099 after I already filed my taxes?
Do not panic or try to file a second original return. You must file Form 1040-X to amend your previous return. Wait until your original return has been processed (and you have received your refund) before filing the amendment to avoid processing delays.
My employer went out of business and didn’t send a 1099. Am I safe?
No. The legal obligation to report the income is still yours. Use your bank deposits to calculate the total and report it on Schedule C. The IRS often uses bank-level data and life-style audits to find income from defunct companies.
Can the IRS see my Venmo or PayPal payments without a 1099-K?
For 2026, the threshold for 1099-K has officially reverted to $20,000 and 200 transactions. This means almost all “Business” tagged payments on apps are now visible to the IRS. If you didn’t get a 1099-K, the IRS system still expects to see that income matched to your SSN.
