CP56 Notice: What Is It and How Should You Respond?

Last updated 10/30/2024 by

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Summary:

The CP56 Notice from the IRS informs taxpayers that their refund check has been returned to the IRS due to issues with the mailing address. It serves as a notification that the IRS attempted to send the refund, but it was undeliverable. This notice guides taxpayers on how to correct their address and claim their refund. Promptly responding to the CP56 Notice can help ensure you receive your refund without additional delays. In this article, we explain everything you need to know about the CP56 Notice and the steps you should take next.

Receiving an IRS notice can be concerning, especially if it’s about your refund. The CP56 Notice is issued when the IRS cannot deliver your refund check due to an address problem. Understanding the CP56 Notice and taking the correct actions can help avoid further delays in receiving your refund. This article will cover what the notice means, why it was issued, and how you can resolve the issue quickly.

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What is the CP56 notice?

The CP56 Notice is an official IRS notification sent to taxpayers when the IRS has returned a refund check due to address issues. If your mailing address is incorrect, incomplete, or outdated, the IRS will not be able to deliver your refund. This notice serves to inform you that your refund is on hold and that action is needed to resolve the situation.

Several reasons could trigger a CP56 Notice, including:

You recently moved and did not update your address with the IRS.
There was an error in the address you provided on your tax return.
Your mailing address was incomplete, making delivery impossible.
The address does not match the U.S. Postal Service records.

The notice provides instructions on how to update your address and claim your refund. It is essential to act promptly to ensure your refund reaches you without further issues.

Pro Tip

Make sure to notify the IRS of any changes in your address before filing your tax return. This can be done using Form 8822, Change of Address, to avoid potential delivery issues with your refund.

How the CP56 notice affects you

The CP56 Notice affects taxpayers by delaying the delivery of their refund due to issues with the mailing address. Failing to resolve the address problem promptly can lead to further complications, such as unclaimed refunds or the need for additional verification. Here’s how the notice can impact you:

Delayed refund: Your refund will not be issued until the IRS receives an updated and correct address. This can cause significant delays in getting your refund.
Potential identity verification: If the IRS suspects fraudulent activity or identity theft, they may require additional verification steps before reissuing the refund.
Loss of refund: In rare cases, if a refund remains unclaimed for too long, it may be forfeited and become non-refundable.

To avoid these consequences, responding to the notice and taking corrective measures is crucial.

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Steps to take when you receive a CP56 notice

When you receive a CP56 Notice, it is important to follow the steps outlined below to address the issue promptly and ensure your refund reaches you:

Review the notice carefully: Read the CP56 Notice to understand why it was issued and which tax year it refers to. The notice will indicate that your refund check was returned due to an undeliverable address.
Update your address: To update your address with the IRS, you can use Form 8822 or log in to your IRS account online and provide the correct information. Make sure all details are accurate and complete to avoid further issues.
Request reissuance of your refund: Once your address has been updated, you can contact the IRS to request that your refund check be reissued. This can typically be done by phone or through your IRS account.
Monitor your IRS account: Keep an eye on your IRS account or any correspondence from the IRS to confirm that the address has been updated and that your refund is being processed.
Verify identity if required: In some cases, the IRS may ask you to verify your identity, especially if there is a concern about potential fraud. Follow the instructions provided in the notice to complete the verification process.

Pro Tip

Always file your tax return early and keep your address updated with both the IRS and the U.S. Postal Service. This can help prevent delays in receiving your refund.

Common reasons for receiving the CP56 notice

There are various scenarios that could result in a CP56 Notice being issued:

Incorrect or outdated mailing address

If you recently moved or did not update your mailing address with the IRS, your refund check may be undeliverable. The IRS uses the address on your most recent tax return or the address on file to send refund checks, so it is essential to keep it current.

Address errors on the tax return

Sometimes, a simple typo or incomplete address on the tax return can cause the IRS to be unable to deliver your refund. Ensuring that your address is accurate and matches official records can help avoid this issue.

Discrepancies with U.S. Postal Service records

The IRS may verify addresses against U.S. Postal Service records. If the address on your tax return does not match the postal records, your refund may not be deliverable.

Potential fraudulent activity

In some instances, a CP56 Notice may be sent if the IRS suspects identity theft or fraudulent activity involving your tax refund. If this is the case, the IRS may require additional steps to verify your identity before releasing the refund.

How to resolve the CP56 notice issue

To resolve a CP56 Notice, it is necessary to take specific steps to correct your address and ensure the IRS can reissue your refund. Below are some detailed steps to address the situation:

Correcting your address with Form 8822

Form 8822, Change of Address, is used to update your mailing address with the IRS. Complete the form with your new address and mail it to the appropriate IRS address listed on the form’s instructions. This ensures that the IRS has the most current information for future correspondence.

Updating your address online

For a faster update, you can log in to your IRS account and update your address electronically. The IRS online services provide an option for taxpayers to update their personal information, including address changes.

Requesting reissuance of your refund

After updating your address, you must request that the IRS reissue your refund check. This can be done by contacting the IRS through their customer service line or using your online IRS account. Ensure you provide all necessary information to facilitate the process.

Completing identity verification if needed

If identity verification is required, follow the steps outlined in the CP56 Notice to confirm your identity. This may involve submitting documents, answering security questions, or verifying personal details.

Pro Tip

Keep a copy of Form 8822 and any correspondence with the IRS as proof that you updated your address. This documentation can help resolve any disputes or delays if the issue arises again.

Consequences of ignoring the CP56 notice

Failing to respond to the CP56 Notice can have serious consequences, including:

Continued delay in receiving your refund: Without updating your address, the IRS cannot reissue the refund check, causing further delays.
Potential forfeiture of the refund: In some cases, if a refund remains unclaimed for too long, it may be forfeited and you could lose the right to claim it.
Additional IRS scrutiny: Ignoring IRS notices can lead to further scrutiny or additional verification requirements for future refunds or tax filings.

To avoid these consequences, promptly update your address and request the reissuance of your refund.

Preparing for future tax seasons

To prevent issues with undelivered refund checks in future tax seasons, take the following precautions:

- File early and double-check your information: Filing your return early in the tax season gives you more time to address any issues. Ensure all information, including your mailing address, is accurate.
- Set up direct deposit: Choosing direct deposit for your refund allows the IRS to transfer your refund directly to your bank account, eliminating the need for a paper check.

>Update your address with the IRS and USPS: Whenever you move, notify both the IRS and the U.S. Postal Service of your new address. This ensures that important tax documents, including refunds, reach you without delay.

Monitor your IRS account regularly: Set up an IRS account and opt for online notifications. This way, you can track your tax information, address updates, and any notices from the IRS in real time.
Keep thorough records: Always maintain copies of your tax returns, address change forms, and any related correspondence with the IRS. These documents can help resolve disputes or verify that the IRS has the correct information on file.

Taking these precautions can minimize the risk of receiving a CP56 Notice or encountering issues with undelivered refund checks in the future.

How to prevent issues with future tax refunds

To avoid address-related problems with future tax refunds, consider the following best practices:

Opt for electronic filing and direct deposit

Filing your taxes electronically and choosing direct deposit for your refund is one of the most effective ways to avoid issues with undeliverable checks. Direct deposit ensures that your refund is transferred directly into your bank account, bypassing potential mailing errors or address discrepancies.

Use a permanent address for filing

If you anticipate moving during the tax season, consider using a trusted friend or family member’s address as your mailing address on the tax return. This ensures that you receive any IRS correspondence, even if your primary residence changes.

Notify the IRS immediately if your address changes

Any time you change your address, promptly inform the IRS to avoid missing important notices or having your refund sent to an outdated address. Use Form 8822, update your address online, or notify the IRS via phone.

Track your refund status online

The IRS “Where’s My Refund?” tool allows you to track your refund status. If there is a problem with the delivery of your refund, the tool can provide information about what actions are needed to resolve the issue.

Pro Tip

Set up alerts with your bank to notify you when any deposits are made. This way, you can confirm when your tax refund arrives and address any issues quickly if it does not.

Potential consequences if you ignore the CP56 notice

If you fail to address the CP56 Notice, it can result in several negative outcomes:

Continued delay in receiving your refund: The IRS will not reissue your refund until your address is updated and verified.
Possible forfeiture of the refund: If your refund remains unclaimed for an extended period, it may become non-refundable under certain conditions, especially if several years have passed.
Additional IRS scrutiny in the future: Repeated issues with unclaimed refunds or address discrepancies may cause the IRS to flag your account for further review or verification requirements during future tax filings.

To avoid these consequences, it is crucial to act promptly upon receiving the CP56 Notice by updating your address and requesting the reissuance of your refund.

Understanding Form 8822 and its role in resolving CP56 issues

Form 8822, Change of Address, is an essential tool for resolving CP56 Notice issues and ensuring that the IRS has your current mailing address on file. The form is straightforward, but here are some important points to consider:

Completing the form: The form requires basic information, including your previous address, new address, and social security number. Double-check all information for accuracy to prevent further issues.
Submitting the form: Mail Form 8822 to the address provided in the form’s instructions. The address depends on your state of residence.
Processing time: It may take the IRS several weeks to process Form 8822 and update your address in their system, so submit the form as soon as possible to avoid delays in receiving your refund.
Alternative address updates: If you need a quicker solution, consider updating your address through your IRS online account, where changes can be made more swiftly.

Seeking help with unresolved CP56 issues

If you’ve taken the appropriate steps to update your address and request your refund but still encounter problems, consider the following resources for further assistance:

Contact the IRS directly

Reach out to the IRS by calling the number provided on the CP56 Notice. Be prepared to provide your social security number, current address, and any other relevant information. The IRS representative can help verify your information and provide additional instructions.

Visit a local IRS office

If phone or online communication isn’t sufficient, visit your local IRS office for in-person assistance. Bring a copy of the CP56 Notice, any forms you have submitted, and identification to ensure a smoother process.

Consult the Taxpayer Advocate Service (TAS)

The Taxpayer Advocate Service is an independent organization within the IRS that helps taxpayers resolve ongoing issues. If you have made efforts to resolve the CP56 Notice but have not succeeded, TAS may be able to assist you.

Hire a tax professional

For complicated cases or if you require expert advice, consider hiring a tax professional, such as a CPA or tax attorney, to help you navigate the process. They can offer guidance on resolving the CP56 Notice, updating your address, and requesting your refund.

Pro Tip

Always keep records of all communications with the IRS, including dates, names of representatives spoken to, and details of the conversations. This can be invaluable if you need to escalate your issue or provide proof of your actions.

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Frequently asked questions

What should I do if I recently moved?

If you recently moved, use Form 8822 to notify the IRS of your new address. You can also update your address online through your IRS account to speed up the process.

How long does it take to receive my refund after updating my address?

Once you update your address and request the reissuance of your refund, it typically takes several weeks for the IRS to process the changes and issue your refund. Monitoring your IRS account and using the “Where’s My Refund?” tool can help you track the status.

Can I get my refund through direct deposit if I received a CP56 notice?

If the CP56 Notice was issued due to an address error, you can still opt for direct deposit by updating your direct deposit information when filing your tax return or during the reissuance request. This can help you receive your refund faster.

Will a CP56 notice affect my credit score?

No, a CP56 Notice itself does not impact your credit score. However, if the issue remains unresolved and leads to financial complications, such as owing taxes due to unclaimed refunds, it could indirectly affect your financial situation.

What if I don’t respond to the CP56 notice?

Ignoring the CP56 Notice could result in the permanent loss of your refund and may also raise red flags with the IRS for future tax filings. It is always best to respond promptly and follow the steps to correct your address and claim your refund.

Need help understanding other IRS letters and notices? Visit our comprehensive guide to IRS Letters and Notices or search for the document you received in the table below.

IRS Letter or Notice Number

Notice Description

CP01	The IRS verified your claim of identity theft and will monitor your account.
CP01H	The IRS received a tax return with a social security number that belongs to a dead person.
CP02H	Money is due on an amended return based on a grant received due to Hurricane Katrina, Rita, or Wilma.
CP03C	You received the First-Time Homebuyer Credit for a house you purchased.
CP04	You may be eligible for tax deferment because either you or a spouse served in a combat zone, a qualified contingency operation, or a hazardous duty station during the tax year specified on your notice.
CP08	You may be entitled to additional money due to the Additional Child Tax Credit.
CP10	Your tax return changed due to a miscalculation, and the refund you wanted to apply to an estimated tax payment has changed.
CP10A	Your tax return changed due to a miscalculation of the Earned Income Credit, and the refund you wanted to apply to an estimated tax payment has changed.
CP11	You owe money because the IRS amended your return due to a miscalculation.
CP11A	Your tax return changed due to a miscalculation of the Earned Income Credit, and the refund you wanted to apply to an estimated tax payment also changed.
CP11M	Your tax return changed due to a miscalculation of the Making Work Pay and Government Retiree Credit, and the refund you wanted to apply to an estimated tax payment has changed.
CP12	You are due a bigger refund because the IRS corrected one or more mistakes on your tax return.
CP12A	The IRS made changes to correct the Earned Income Credit (EIC) claimed on your tax return.
CP12E or CP12F	The IRS corrected a miscalculation on your return.
CP12M	The IRS made changes to the computation of the Making Work Pay and/or Government Retiree Credits on your return.
CP12R	The IRS made changes to the computation of the Rebate Recovery Credit on your return.
CP13	The IRS made changes to your return due to a miscalculation. There is no refund or amount due. Your balance is zero.
CP13A	The IRS made changes to your return due to a miscalculation of the Earned Income Credit. There is no refund or amount due. Your balance is zero.
CP13M	The IRS made changes to your return due to a miscalculation of the Making Work Pay credit or the Government Retiree Credit. There is no refund or amount due. Your balance is zero.
CP13R	The IRS made changes to your return due to a miscalculation of the Recovery Rebate Credit. There is no refund or amount due. Your balance is zero.
CP14	You owe money on unpaid taxes.
CP16	The IRS made changes to your return due to a miscalculation. The refund you were due was applied to other tax debts.
CP21A	You owe money due to the changes you requested that the IRS make on your tax returns.
CP21B	You are due a refund due to the changes you requested that the IRS make on your tax returns. The money should arrive within 2 to 3 weeks.
CP21C	The IRS made the requested changes to your tax return. You will not receive a refund, and there is no tax due. Your balance is zero.
CP21E	As a result of your recent audit, the IRS made changes to your tax return, and you owe money as a result of those changes.
CP21I	The IRS made changes to your tax return relating to the Individual Retirement Arrangement (IRA) taxes. You owe money due to the changes.
CP22A	The IRS made the changes you requested, and you owe money as a result.
CP22E	As a result of your recent audit, the IRS changed your tax return, and you now owe money.
CP22I	The IRS made changes to your tax return relating to the Individual Retirement Arrangement (IRA) taxes. You owe money due to the changes.
CP23	The IRS changed your return because there was a difference between the amount of estimated tax payments listed on your tax return and the amount actually posted to your account. You owe taxes due to these changes.
CP24	The IRS changed your return because there was a difference between the amount of estimated tax payments listed on your tax return and the amount actually posted to your account. This resulted in an overpayment of estimated taxes.
CP24E	The IRS changed your return because there was a difference between the amount of estimated tax payments listed on your tax return and the amount actually posted to your account. This resulted in an overpayment of estimated taxes.
CP25	The IRS changed your return because there was a difference between the amount of estimated tax payments listed on your tax return and the amount actually posted to your account. You are not due a refund, nor do you owe any money. Your balance is zero.
CP31	You need to update your address because your refund check was returned to the IRS.
CP45	The IRS was unable to apply your overpayment to your estimated tax as you requested.
CP49	The IRS used all or part of your refund to pay a tax debt.
CP53	Your refund check will be sent by mail because the IRS can’t provide your refund through direct deposit.
CP57	The bank declined your payment, so the IRS was unable to draft funds from your bank account.
CP71	A reminder of the amount you owe in tax, penalty, and interest.
CP71A	A reminder of the amount you owe in tax, penalty, and interest.
CP71C	A reminder of the amount you owe in tax, penalty, and interest.
CP71D	A reminder of the amount you owe in tax, penalty, and interest.
CP88	The IRS is holding your refund because you haven't filed one or more tax returns, and it believes you will owe tax.
CP90	The IRS is notifying you of its intent to levy certain assets for unpaid taxes. You have the right to dispute the levy in a Collection Due Process hearing.
CP91	The IRS will levy up to 15% of your social security benefits for unpaid taxes.
CP120	The IRS needs documentation of your tax-exempt status.
CP120A	Your organization’s tax-exempt status has been revoked because it failed to file a Form 990 series return for three consecutive years.
CP130	You may no longer need to pay the Alternative Minimum Tax (AMT) because your tax return filing requirements changed.
CP152	The IRS received your return.
CP153	The IRS will send your refund by mail because your direct deposit did not go through.
CP161	You have an unpaid balance due to the IRS.
CP166	Your monthly payment to the IRS did not go through due to insufficient funds in your bank account.
CP178	You may no longer owe excise tax because your tax return filing requirements changed.
CP231	You need to update your address because your refund was returned to the IRS.
CP259	You did not file the business tax return identified in the notice.
CP259A	You should have filed these forms but did not – Form 990/990-EZ, Return of Organization Exempt From Income Tax, or Form 990-N (e-Postcard).
CP259B	The IRS requires you to file these forms but did not – Form 990-PF, Return of Private Foundation or Section 4947(a)(1) Nonexempt Charitable Trust Treated as a Private Foundation.
CP259C	The IRS believes that you are a private foundation, but did not file the required Form 990-PF, Return of Private Foundation or Section 4947(a)(1) Nonexempt Charitable Trust Treated as a Private Foundation.
CP259D	You must file this form, but you did not – Form 990-T, Exempt Organization Business Income Tax Return.
CP259E	You should have filed this form, but you did not – Form 990-N (e-Postcard) or Form 990/990-EZ, Return of Organization Exempt From Income Tax.
CP259F	The IRS requires you to file this form but did not – Form 5227, Split-Interest Trust Information Return.
CP259G	The IRS requires you to file this form, but you didn’t – Form 1120-POL, U.S. Income Tax Return for Certain Political Organizations.
CP259H	As a tax-exempt political organization, you must file this form, but you did not – Form 990/990-EZ, Return of Organization Exempt From Income Tax.
CP276A	You submitted your tax liability schedule incorrectly. The IRS typically charges a Federal Tax Deposit (FTD) penalty for this but did not this time.
CP276B	The IRS did not receive the correct amount of tax deposits. It normally charges a Federal Tax Deposit (FTD) penalty but did not this time.
CP297	The IRS is notifying you of its intent to levy certain assets for unpaid taxes. You have the right to dispute the levy at a Collection Due Process hearing.
CP297A	The IRS has levied your assets for unpaid taxes. You have the right to dispute the levy at a Collection Due Process hearing.
CP298	The IRS notifying you of its intent to levy up to 15% of your social security benefits for unpaid taxes.
CP501	You have a balance due on one of your tax accounts.
CP503	You have an unpaid balance on one of your accounts, and the IRS has not heard from you.
CP504	You have an unpaid amount due on your account. If you do not pay immediately, the IRS will levy your state income tax refund to apply it to the amount you owe.
CP504B	You have an unpaid amount due on your account. If you do not pay immediately, the IRS will levy certain property or rights to property to apply it to the amount you owe.
CP521	A reminder that you have an installment agreement payment due.
CP523	You have defaulted on your payment agreement. Therefore the IRS is terminating the agreement and will levy your assets.
CP601	Usted tiene un saldo pendiente de pago (dinero que le debe al IRS) en una de sus cuentas contributivas.
CP603	No hemos recibido respuesta de parte de usted y todavía tiene un saldo sin pagar en una de sus cuentas contributivas.
CP604	Usted tiene un saldo sin pagar en su cuenta. De no pagar esta cantidad inmediatemente, el IRS embargará cualquier reembolso de impuestos estatales al que tenga derecho y aplicarlo al pago de su deuda.
CP604B	Usted tiene un saldo sin pagar en su cuenta. De no pagar esta cantidad inmediatemente, el IRS embargará ciertas propiedades o derechos de propiedad y lo aplicará al pago de su deuda.
CP621	Este aviso es para notificarle que usted tiene un plan de pagos a plazos vencido. Por favor, envíe el pago inmediatamente.
CP623	Este aviso es para informarle nuestra intención de cancelar su plan de pagos a plazos y confiscar (embargar) sus bienes. Usted incumplió en su acuerdo.
CP711	Nosotros realizamos cambios a su planilla debido a que entendemos que hubo un cálculo erróneo. Como resultado de estos cambios, usted adeuda dinero por sus contribuciones.
CP721	Hicimos el(los) cambio(s) que usted solicitó a su declaración de impuestos para el año tributario que aparece en su aviso. Como resultado de éste(estos) cambio(s) usted debe dinero en sus impuestos.
CP722	Hicimos el(los) cambio(s) que usted solicitó a su declaración de impuestos para el año tributario que aparece en su aviso. Como resultado de éste(estos) cambio(s) usted debe dinero en sus impuestos.
CP771	Usted recibió este aviso para recordarle sobre la cantidad que adeuda en contribuciones, multas e intereses.
CP772	Usted recibió este aviso para recordarle sobre la cantidad que adeuda en contribuciones, multas e intereses.
CP773	Usted recibió este aviso para recordarle sobre la cantidad que adeuda en contribuciones, multas e intereses.
CP774	Usted recibió este aviso para recordarle sobre la cantidad que adeuda en contribuciones, multas e intereses.
CP959	Usted no radicó su planilla de contribución de negocios identificada en este aviso.
CP2000	The income or payment information on file doesn’t match your tax return. The discrepancy may result in an increase or decrease in your tax due.
CP3219A	The IRS has received information that is different from what you reported on your tax return. This may result in an increase or decrease in your tax.
CP3219N	The IRS didn’t receive your tax return, so it calculated your return based on the information received from employers, financial institutions, and others. If you want to challenge the proposed tax, you have 90 days from the date of this notice. If you are outside the country, you have 150 days.
Letter 0012C	The IRS needs additional information to process your tax return.
Letter 0484C	The IRS wants a completed
Letter 0525	Updates you on proposed changes after an IRS examination. Any changes are explained and details the refund due or taxes owed.
Letter 531	IRS Notice of Deficiency. The information the IRS received about you was different from what you reported on your return.
Letter 0668D(LP 68)	The IRS released their levy.
Letter 0549C	Your tax bill was paid.
Letter 0681C	The IRS accepted your payment proposal. However, this is not a formal Installment Agreement.
Letter 0757C	You did not adhere to the terms of your Installment Agreement.
Letter LT 11	The IRS plans to seize your property or rights to property.
Letter 1058	The IRS has not received your payment. It plans to seize your property or rights to property.
Letter 1615 (LT 18)	You must respond to the IRS within 10 days of this notice regarding past due tax returns.
Letter 1737 (LT 27)	Complete and sign Form 433F, Collection Information Statement.
Letter 1961C	Your application for a Direct Debit Installment Agreement was declined. It explains why and what you need to do to qualify.
Letter 1962C	Your application for a
Letter 2050 (LT 16)	The IRS is trying to collect unpaid taxes from you from returns that have been filed or from returns that have not been filed.
Letter 2257C	The IRS is providing the payoff amount that you requested.
Letter 226-J	An IRS letter to large employers notifying them that they may be liable for an Employer Shared Responsibility Payment (ESRP).
Letter 2271C	A request for an Installment Agreement has been approved. It explains the fees and how to qualify for a Low Income Fee Reduction. The letter may also request missing information.
Letter 2272C	An IRS letter explaining why your request to pay the balance due in installments was declined.
Letter 2273C	A confirmation letter of your request to pay the balance due in installments. It contained the amount to pay, fees charged, and where to send payment. Instructions on how to apply for the Low Income Fee Reduction included.
Letter 2318C	A response to a request to pay taxes due to payroll deductions. It also explains the fees that are charged.
Letter 2357C	The IRS is admitting that it did not send you the balance due notices that it should have.
Letter 2603C	The IRS accepted your installment agreement. The IRS will file a Notice of Federal Tax Lien on your personal property.
Letter 2604C	The IRS has accepted your request for installment payments. This IRS letter provides the monthly payment, the address where to send it, and the fees charged. The letter also provides instructions on how to apply for the Low Income Fee Reduction.
Letter 2761C	The IRS is requesting your combat zone service dates to ensure that it provides you with the special provisions and protection of the combat zone deferment. Copies of military orders or other documentation to support your time served may be requested. Civilians working in support of the Armed Forces may be required to provide a Letter of Authorization or a letter from their employer.
Letter 2789C	An annual reminder notice, as required by law, of the balance due to the IRS. It explains that penalties and interest continue to accrue until the balance is fully paid.
Letter 2840C	Confirms your Installment Agreement request and includes the payment amount and due date. This IRS letter explains the fees charged for paying monthly and explains how to apply for the Low Income Fee Reduction (if you qualify).
Letter 3030C	Provides an explanation of the tax, penalty, and interest still due on your account.
Letter 3127C	A confirmation of your request to make a change to your Installment Agreement. This IRS letter explains the fees for the change. Changes can be to the payment amount or due date, or it can include additional liabilities.
Letter 3174	A reminder of taxes due after the IRS has sent a Notice of Intent to Levy.
Letter 3217C	The IRS has accepted your request to pay the balance in installments. This IRS letter provides your payment amount, the due date, and fees charged. The letter also provides instructions on applying for the Low Income Fee Reduction (if you qualify).
Letter 3228 (LT 39)	A request to pay the balance due within 10 days using the envelope provided.
Letter 3500	The IRS has received your documents, and it needs additional time to review them.
Letter 3572	Your Federal Income Tax Return has been selected for examination. The IRS auditor requests that you call to schedule an audit appointment.
Letter 4883C	The IRS received your federal income tax return but needs more information to verify your identity in order to process your tax return accurately.
Letter 4903 (LT 26)	You must file your tax returns immediately. The IRS has previously contacted you, but it did not receive a response.
Letter LP 47	The IRS is trying to locate the person identified in the letter and is requesting that you provide their new address.
Letter LP 59	The IRS has not received a response to the notice of levy it previously sent.
Audit Letter 2205	The IRS manages audits either by mail or through an in-person interview to review your records. The interview may be at an IRS office (office audit) or the taxpayer’s home, place of business, or accountant’s office (field audit).
Letter 915	You recently underwent an audit, and the IRS informs you that you now owe taxes.

Key takeaways

The CP56 Notice is issued when a taxpayer’s refund check is returned due to address issues.
It is important to respond promptly by updating your address and requesting a reissuance of your refund.
Ignoring the notice can lead to further delays or even the loss of your refund.
Taking preventive measures, such as choosing direct deposit and updating your address regularly, can help avoid future issues.

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