IRS Notices Library

The IRS verified your claim of identity theft and placed an indicator on your account. […]

The IRS sends out CP01A notice to taxpayers who have been assigned an identity protection […]

IRS Notice CP01H is sent to taxpayers who have used a Social Security number (SSN) […]

The IRS sends notice CP05A when it needs additional information from a taxpayer before releasing […]

Not all IRS notices are bad. If you receive IRS Notice CP09, you could be […]

The IRS sends notice CP11 to inform taxpayers about adjustments to their tax returns which […]

When the IRS corrects one or more mistakes on a tax return, resulting in a […]

The IRS sends out notice CP13 when it makes changes to your tax return. Unlike […]

IRS Notice CP14 is sent to taxpayers when they have unpaid taxes. Next Steps Do not […]

IRS Notice CP16 notifies taxpayers of changes made to their tax return due to a […]

The IRS sends notice CP21A when it makes changes to Form 1040 based on information […]

Notice CP21B is sent when the IRS makes changes to Form 1040 based on information […]

The IRS sends notice CP21C when it makes corrections to Form 1040. Those changes, however, […]

IRS Notice CP21C is sent to taxpayers when requested changes are made to their Form […]

The IRS will send notice CP23 if the amount of estimated tax payments indicated on […]

The IRS will send notice CP25 if there is a difference between the amount of […]

IRS Notice CP27 is sent to taxpayers who may be eligible for the Earned Income […]

The IRS sends notice CP40 to inform taxpayers that their unpaid account has been assigned […]

IRS Notice CP42 is sent to a taxpayer when part or all of their expected […]

A taxpayer receives IRS Notice CP49 when part or all of their expected refund is […]

IRS Notice CP53 informs the taxpayer that their refund check is being sent by mail. Next […]

IRS Notice CP53A is sent to taxpayers when the IRS attempts to direct deposit a […]

IRS Notice CP53C is sent to a taxpayer if the IRS attempts to direct deposit […]

IRS Notice CP57 is sent to a taxpayer when the IRS attempts to automatically withdraw […]

IRS Notice CP59 is sent to taxpayers when the IRS has no record of their […]

IRS Notice CP60 is sent to a taxpayer when the IRS removes a payment it […]

IRS Notice CP63 notifies taxpayers that their tax refund is being held due to an […]

IRS Notice CP71 is an annual reminder that the IRS is required to send when […]

IRS Notice CP71A is sent annually to taxpayers who are in a Currently Not Collectible […]

IRS Notice CP71C is an annual reminder sent to taxpayers who still have an outstanding […]

IRS Notice CP75 is sent to a taxpayer when the IRS initiates an audit to […]

IRS Notice CP79 is sent to taxpayers when the IRS disallows their claim for the […]

IRS Notice CP80 is sent when payments and/or tax credits are credited to a taxpayer’s […]

IRS Notice CP81 notifies taxpayers that the IRS hasn’t received their tax returns for a […]

The IRS sends notice CP87A when a taxpayer claims a dependent that is subsequently listed […]

IRS Notice CP90, also known as a Final Notice of Intent to Levy, is a […]

IRS Notice CP91 notifies taxpayers that their Social Security benefits may be levied due to […]

IRS Notice CP259 is sent to taxpayers who are required to file a business return […]

When a taxpayer registers for an online service with the IRS, they are sent a […]

IRS Notice CP501 is sent to taxpayers who have a balance due on one of […]

IRS Notice CP503 is sent to taxpayers who continue to ignore repeated requests for payment […]

IRS Notice CP504 is a Notice of Intent to Levy. It is sent to taxpayers […]

IRS Notice CP516 is sent to taxpayers as a reminder that they have not yet […]

IRS Notice CP518 is a final reminder that a taxpayer has not filed their required […]

IRS Notice CP521 is sent to taxpayers to remind them to make their scheduled payment […]

IRS Notice CP523 notifies taxpayers that their installment agreement is scheduled to be terminated. Additionally, […]

IRS Notice CP565 is sent when a person’s Taxpayer Identification Number (ITIN) is renewed.   Next […]

IRS Notice CP566 informs a taxpayer that their Individual Taxpayer Identification Number (ITIN) application can’t […]

IRS Notice CP2000 is sent when the income or payment information the IRS has on […]

IRS Notice CP2501 is sent to taxpayers when the income reported on their tax returns […]

IRS Notice CP3219A is sent to a taxpayer when the information reported on their tax […]

IRS Letter 2802C is sent when a taxpayer’s withholding doesn’t meet the IRS guidelines, causing […]

IRS Letter 4883C is sent to a taxpayer when the IRS suspects there is a […]

IRS Letter 5071C is sent to a taxpayer when the IRS needs to verify their […]

IRS LT11 is a written notification, required by law, informing a taxpayer that the IRS […]

IRS LT16 is a simple notice informing a taxpayer that the IRS is trying to […]

IRS LT26 is sent to a taxpayer when they have failed to respond to previous […]

IRS LT33 is sent to taxpayers who have made a payment on their account but […]

IRS LT39 is sent to taxpayers to remind them that they still have an outstanding […]