Free tool
IRS notice decoder
Type the code from the top right of your IRS notice. See what it means, how serious it is, and what to do next.
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The code on your notice.
17 IRS notices, from a balance due to a notice of deficiency.
The code is at the top right of the notice, for example CP2000, LT11 or CP504.
Type the code or pick a notice. What it means, how serious it is and what to do next show here.
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Got a notice?
Try the free notice scan: upload a text-based notice PDF and see its type, agency, deadline and a suggested next step. No account.