Resources & Insights

Decode your IRS letter.

Type the code printed near the top right corner of your notice. You will see what it means, how much time you have, and where to go next.

Notice decoder
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Notice decoder

The letters we see most.

Every notice has a code and a deadline. Find yours below, then follow the link to the service that handles it.

Showing 18 notices and letters

CP14Soon

Balance due

The first bill after you file with a balance still owed.

Pay or arrange by the date on the notice Installment Agreements
CP161Soon

Balance due, business

The business version of the first balance due bill.

Pay or arrange by the date on the notice Installment Agreements
CP501Soon

Reminder

The balance is still unpaid. Interest and penalties keep growing.

Reply by the date on the notice Notice Response
CP503Soon

Second reminder

Another reminder that the balance remains unpaid.

Reply by the date on the notice Notice Response
CP504Urgent

Notice of intent to levy

The IRS may levy your state tax refund and move toward other property.

Act now, before a final notice Lien & Levy Resolution
LT11Urgent

Final notice of intent to levy

Your right to a Collection Due Process hearing before a levy.

30 days to request a hearing Lien & Levy Resolution
Letter 1058Urgent

Final notice of intent to levy

Your right to a Collection Due Process hearing before a levy.

30 days to request a hearing Lien & Levy Resolution
CP90Urgent

Final notice of intent to levy

The IRS intends to levy certain assets and explains your hearing rights.

Request a hearing by the date on the notice Lien & Levy Resolution
Letter 3172Urgent

Federal tax lien filed

A Notice of Federal Tax Lien was filed, with your right to a hearing.

30 days to request a hearing Lien & Levy Resolution
Form 668-AUrgent

Bank levy

Funds in a bank account were levied.

The bank holds funds for 21 days Lien & Levy Resolution
Form 668-WUrgent

Wage levy

Part of every paycheck goes to the IRS until the levy is released.

Return the exemption statement within 3 days Wage Garnishment Release
CP2000Soon

Proposed changes

Income reported by others does not match your return. Not an audit, and not a bill.

Reply by the date on the notice Notice Response
CP2501Soon

Income mismatch

Third party information does not match your return. Not a bill, but a reply is required.

Reply by the date on the notice Notice Response
Letter 566Soon

Audit started

Your return was selected for an examination, with a request for records.

Send records by the date on the letter Audit Representation
Letter 525Urgent

Audit results

The audit ended with proposed changes. You can agree, disagree, or appeal.

30 days to respond Appeals
Letter 3219Urgent

Notice of deficiency

The legal notice of a tax deficiency, also known as the 90 day letter.

90 days to petition the Tax Court Appeals
Letter 1153Urgent

Trust fund penalty proposed

The IRS proposes a personal penalty for unpaid payroll trust fund taxes.

60 days to appeal Payroll Tax Resolution
CP71ALow

Annual reminder

A yearly reminder of the balance on an account in currently not collectible status.

No action required unless your finances change CNC Status

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General information only. The exact deadline is always the one printed on your letter.

Key deadlines

The clocks that matter.

Most tax problems come with a timer. These are the ones that protect your options the most.

21days

Banks hold levied funds before sending them to the IRS.

30days

To request a Collection Due Process hearing after a final levy notice or Letter 3172.

30days

Generally, to respond to an audit report or request an appeal.

60days

To appeal a proposed trust fund recovery penalty after Letter 1153.

90days

To petition the Tax Court after a notice of deficiency. It cannot be extended.

3years

To claim a refund, counted from the original return due date.

10years

Generally, how long the IRS has to collect, counted from assessment.

General rules. Your letter shows the exact date that applies to you.

Glossary

Tax terms, in plain English.

The words on IRS letters, explained in one sentence each.

CDPCollection Due Process

A hearing with IRS Appeals that you can request before a levy, or after a lien is filed.

CNCCurrently Not Collectible

A status that pauses most collection when paying would leave you unable to cover basic living expenses.

CSEDCollection Statute Expiration Date

The date the IRS generally can no longer collect a tax, usually 10 years after assessment.

EAEnrolled Agent

The highest credential the IRS awards, with unlimited rights to represent taxpayers.

FTAFirst Time Abate

Administrative penalty relief for taxpayers with a clean compliance history.

IAInstallment Agreement

A monthly payment plan with the IRS for a balance you cannot pay at once.

NFTLNotice of Federal Tax Lien

A public filing that tells creditors the government has a claim on your property.

OICOffer in Compromise

An agreement to settle a tax debt for less than the full amount, when you qualify.

POAPower of Attorney, Form 2848

The form that authorizes a representative to speak with the IRS for you.

SFRSubstitute for Return

A return the IRS prepares when you do not file, often without your deductions.

TFRPTrust Fund Recovery Penalty

A personal penalty for unpaid payroll taxes withheld from employees.

LevyLevy

A legal seizure of property, such as wages or funds in a bank account.

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