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CP303 notice: what it means and what to do
Got an IRS CP303 notice? Here is what it means, your deadline, what to check before you answer, and how to reply. Check your own letter free: it stays on your phone.
Check my CP303 notice freeWhat the IRS says this notice is about
We sent you this notice because your personal information was used to access an IRS online service.
What you need to do
- If you accessed this service : you don't need to do anything.
- If you did not access this service : immediately call the number on your notice.
Your deadline
Answer by the date printed on your notice. If there is no date, answer as soon as you can, and call the number on the notice if you need more time.
What to check before you answer
Is this letter really from the IRS?
The IRS writes first by mail. A real letter shows a notice or letter number, your name and part of your tax ID number. The IRS does not ask for payment by gift card, crypto or wire transfer. If in doubt, sign in to your IRS online account, where many notices are listed.
You may want to
Read more about registering for IRS online self-help tools .
Reminder: The IRS will never ask you for your username, password, or security code via phone, notice, email, or text message.
Common questions
What happens if someone else used my personal information to access IRS online services?
Immediately call the number on your notice. Once we verify your identity, we'll disable your online account.
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