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IRS Letter 1020: What It Is and Steps to Resolve Your Audit Issues

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Last updated 11/24/2024 by
Silas Bamigbola
Fact checked by
Ante Mazalin
Summary:
IRS Letter 1020 is a crucial notice sent during an audit to update taxpayers about their case or request specific documentation. This letter often includes a strict 10-day deadline to respond. Acting quickly can help you avoid penalties, delays, or the loss of deductions and credits. Carefully review the letter’s instructions and consider consulting a tax professional to navigate the audit process more effectively.
Receiving IRS Letter 1020 might feel overwhelming, but understanding its purpose is essential to managing the audit process. This letter communicates vital updates or requests related to your audit and typically requires prompt attention. By taking action early, you can resolve the matter efficiently, protect your rights, and avoid unnecessary complications. In this article, we’ll guide you through what IRS Letter 1020 entails, why you might receive it, and how to respond effectively.
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What is IRS Letter 1020?

IRS Letter 1020 is an official correspondence that informs taxpayers about updates in their ongoing audit or requests additional information. The IRS uses this letter as a formal way to communicate specific actions that taxpayers must take to comply with tax regulations.
This letter serves multiple purposes, such as:
  • Returning documentation you previously submitted, indicating it has been reviewed or deemed unnecessary.
  • Requesting missing or incomplete documentation for the second time, with an urgent 10-day deadline.
  • Notifying you that your audit case has been transferred to another IRS office for specialized handling.
  • Scheduling a new in-person or virtual appointment for your audit review.
  • Providing additional time to supply substantiation for claims made on your tax return.
  • Informing you that your case, previously under review by the IRS Office of Appeals, has returned to the original auditor.
Clearly understanding the reason behind this letter helps you take the necessary steps to address the situation and resolve the audit efficiently.

Pro Tip

Set up IRS account alerts online to get real-time notifications on any changes to your tax return or account. This helps you stay updated on adjustments and due dates.

Why did you receive IRS Letter 1020?

The IRS issues Letter 1020 to notify taxpayers about critical developments in their audit or to request information that is essential for the case. Acting on this letter without delay is crucial to avoid penalties, missed deadlines, or disallowed claims.

Request for additional documentation

If the IRS finds that your file is incomplete, they may send IRS Letter 1020 to ask for specific documentation. Often, this occurs when the initial submission lacked key records or when discrepancies arise in your reported information. The letter typically allows only 10 days to respond, so prompt action is necessary.

Audit transfer or scheduling updates

Sometimes, the IRS transfers an audit to another office. This may happen if the case requires expertise from a different team or is subject to jurisdictional changes. Additionally, you might receive this letter to notify you of a new appointment for further discussions about your audit.

Returning submitted documentation

In some cases, the IRS returns documents that are no longer needed for your audit. These could include items that were already reviewed or deemed irrelevant. This is a routine step in the audit process and doesn’t necessarily indicate a problem.

Case status changes

Your case may move between different IRS departments during the audit process. For example, if your case was escalated to the Office of Appeals but is now being reassigned to your original auditor, IRS Letter 1020 will provide details and outline any next steps you must take.

Pro Tip

Always send your response to IRS Letter 1020 via certified mail with a return receipt. This ensures you have proof of submission and delivery, which could be critical in case of disputes.

What happens if you ignore IRS Letter 1020?

Failing to respond to IRS Letter 1020 can lead to several serious consequences that may complicate your financial situation. The IRS issues this letter to request critical information or notify you of audit updates, and ignoring it signals non-compliance.
  • You risk losing tax credits or deductions if the requested documentation is not provided. The IRS typically disallows claims when substantiation is missing.
  • Ignoring the letter causes significant delays in resolving your audit, which can result in additional penalties or interest accumulating over time.
  • The IRS may escalate the matter by issuing further enforcement actions, such as additional notices, fines, or even wage garnishment in extreme cases.
To avoid these outcomes, take immediate action upon receiving IRS Letter 1020. Responding within the specified deadline ensures that your case moves forward and reduces the risk of penalties or further complications.

Pro Tip

Keep an organized folder of all communication and documents related to your audit. This simplifies the process of responding to requests and helps ensure no critical information is overlooked.

How to respond to IRS Letter 1020

Responding quickly and thoroughly to IRS Letter 1020 is crucial to resolving your audit efficiently. Follow these steps to ensure your response is accurate and meets IRS requirements:

Review the letter carefully

Start by reading the letter in detail to understand why the IRS sent it and what actions are required from you. Pay close attention to the deadline and the specific documentation or information being requested. Highlight key points to ensure you address every requirement outlined in the letter.

Gather the necessary documentation

Collect all relevant financial records, receipts, or proof related to the claims under audit. Organize these documents logically so they align with the IRS’s requests. If you’re unsure about which documents to include, consult with a tax professional to avoid missing any critical information.

Write your response

If the letter requires a written explanation, address the IRS’s concerns clearly and concisely. Use plain language to explain your position, and ensure all supporting documentation is included. Keep your response professional and avoid unnecessary details that could complicate your case.

Submit your response

Send your response to the address provided in the letter. Always use certified mail with a return receipt to ensure proof of delivery. This step is essential because it confirms that your response was received by the IRS and protects you in case of disputes about submission.

Keep copies for your records

Retain copies of your response, the original IRS Letter 1020, and all submitted documentation. These records will be invaluable if the IRS requests additional information or if you need to escalate the matter to appeals.
By following these steps, you can address IRS Letter 1020 effectively and ensure your audit proceeds smoothly. Acting promptly demonstrates your willingness to comply and reduces the likelihood of prolonged disputes with the IRS.
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Frequently asked questions

What should you do if you miss the 10-day deadline?

If you miss the 10-day deadline stated in IRS Letter 1020, the IRS may proceed with disallowing the credit or deduction they were auditing. To avoid this, you should immediately gather the requested documentation and contact the IRS to explain your situation. In some cases, they may grant an extension if you provide a valid reason for the delay. Consult a tax professional to ensure you handle the matter correctly and avoid further complications.

Can you request an extension for responding to IRS Letter 1020?

Yes, you can request an extension if you need more time to gather documentation or address the issues outlined in the letter. To do so, contact the IRS using the contact information provided in the letter. Be prepared to explain your reasons and provide supporting details. Extensions are not guaranteed, so it’s essential to act promptly and submit any available documentation by the original deadline while waiting for their response.

What type of documentation might the IRS request?

The IRS may request various types of documentation depending on the focus of your audit. Common examples include receipts, invoices, bank statements, proof of income, proof of deductions or credits claimed, and other financial records. It’s crucial to review the letter carefully and provide the specific documentation requested to avoid delays or penalties.

Can you respond to IRS Letter 1020 electronically?

In most cases, responses to IRS Letter 1020 must be submitted by mail to the address provided in the letter. However, the IRS is gradually adopting more digital options. Check the letter for specific instructions on whether electronic submission is an option for your case. If unsure, call the contact number provided to confirm the submission process.

What happens if your case is transferred to another IRS office?

If your audit is transferred to another IRS office, you will typically receive updated instructions in IRS Letter 1020. This could mean new deadlines, a new point of contact, or additional requirements based on the specialized office handling your case. It’s important to follow any new instructions carefully and reach out to the new office if you have questions or need clarification.
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
CP01The IRS verified your claim of identity theft and will monitor your account.
CP01HThe IRS received a tax return with a social security number that belongs to a dead person.
CP02HMoney is due on an amended return based on a grant received due to Hurricane Katrina, Rita, or Wilma.
CP03CYou received the First-Time Homebuyer Credit for a house you purchased.
CP04You 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.
CP08You may be entitled to additional money due to the Additional Child Tax Credit.
CP10Your tax return changed due to a miscalculation, and the refund you wanted to apply to an estimated tax payment has changed.
CP10AYour 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.
CP11You owe money because the IRS amended your return due to a miscalculation.
CP11AYour 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.
CP11MYour 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.
CP12You are due a bigger refund because the IRS corrected one or more mistakes on your tax return.
CP12AThe IRS made changes to correct the Earned Income Credit (EIC) claimed on your tax return.
CP12E or CP12FThe IRS corrected a miscalculation on your return.
CP12MThe IRS made changes to the computation of the Making Work Pay and/or Government Retiree Credits on your return.
CP12RThe IRS made changes to the computation of the Rebate Recovery Credit on your return.
CP13The IRS made changes to your return due to a miscalculation. There is no refund or amount due. Your balance is zero.
CP13AThe 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.
CP13MThe 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.
CP13RThe 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.
CP14You owe money on unpaid taxes.
CP16The IRS made changes to your return due to a miscalculation. The refund you were due was applied to other tax debts.
CP21AYou owe money due to the changes you requested that the IRS make on your tax returns.
CP21BYou 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.
CP21CThe 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.
CP21EAs a result of your recent audit, the IRS made changes to your tax return, and you owe money as a result of those changes.
CP21IThe IRS made changes to your tax return relating to the Individual Retirement Arrangement (IRA) taxes. You owe money due to the changes.
CP22AThe IRS made the changes you requested, and you owe money as a result.
CP22EAs a result of your recent audit, the IRS changed your tax return, and you now owe money.
CP22IThe IRS made changes to your tax return relating to the Individual Retirement Arrangement (IRA) taxes. You owe money due to the changes.
CP23The 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.
CP24The 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.
CP24EThe 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.
CP25The 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.
CP31You need to update your address because your refund check was returned to the IRS.
CP45The IRS was unable to apply your overpayment to your estimated tax as you requested.
CP49The IRS used all or part of your refund to pay a tax debt.
CP53Your refund check will be sent by mail because the IRS can’t provide your refund through direct deposit.
CP57The bank declined your payment, so the IRS was unable to draft funds from your bank account.
CP71A reminder of the amount you owe in tax, penalty, and interest.
CP71AA reminder of the amount you owe in tax, penalty, and interest.
CP71CA reminder of the amount you owe in tax, penalty, and interest.
CP71DA reminder of the amount you owe in tax, penalty, and interest.
CP88The IRS is holding your refund because you haven't filed one or more tax returns, and it believes you will owe tax.
CP90The 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.
CP91The IRS will levy up to 15% of your social security benefits for unpaid taxes.
CP120The IRS needs documentation of your tax-exempt status.
CP120AYour organization’s tax-exempt status has been revoked because it failed to file a Form 990 series return for three consecutive years.
CP130You may no longer need to pay the Alternative Minimum Tax (AMT) because your tax return filing requirements changed.
CP152The IRS received your return.
CP153The IRS will send your refund by mail because your direct deposit did not go through.
CP161You have an unpaid balance due to the IRS.
CP166Your monthly payment to the IRS did not go through due to insufficient funds in your bank account.
CP178You may no longer owe excise tax because your tax return filing requirements changed.
CP231You need to update your address because your refund was returned to the IRS.
CP259You did not file the business tax return identified in the notice.
CP259AYou 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).
CP259BThe 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.
CP259CThe 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.
CP259DYou must file this form, but you did not – Form 990-T, Exempt Organization Business Income Tax Return.
CP259EYou 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.
CP259FThe IRS requires you to file this form but did not – Form 5227, Split-Interest Trust Information Return.
CP259GThe IRS requires you to file this form, but you didn’t – Form 1120-POL, U.S. Income Tax Return for Certain Political Organizations.
CP259HAs 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.
CP276AYou submitted your tax liability schedule incorrectly. The IRS typically charges a Federal Tax Deposit (FTD) penalty for this but did not this time.
CP276BThe IRS did not receive the correct amount of tax deposits. It normally charges a Federal Tax Deposit (FTD) penalty but did not this time.
CP297The 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.
CP297AThe IRS has levied your assets for unpaid taxes. You have the right to dispute the levy at a Collection Due Process hearing.
CP298The IRS notifying you of its intent to levy up to 15% of your social security benefits for unpaid taxes.
CP501You have a balance due on one of your tax accounts.
CP503You have an unpaid balance on one of your accounts, and the IRS has not heard from you.
CP504You 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.
CP504BYou 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.
CP521A reminder that you have an installment agreement payment due.
CP523You have defaulted on your payment agreement. Therefore the IRS is terminating the agreement and will levy your assets.
CP601Usted tiene un saldo pendiente de pago (dinero que le debe al IRS) en una de sus cuentas contributivas.
CP603No hemos recibido respuesta de parte de usted y todavía tiene un saldo sin pagar en una de sus cuentas contributivas.
CP604Usted 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.
CP604BUsted 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.
CP621Este aviso es para notificarle que usted tiene un plan de pagos a plazos vencido. Por favor, envíe el pago inmediatamente.
CP623Este aviso es para informarle nuestra intención de cancelar su plan de pagos a plazos y confiscar (embargar) sus bienes. Usted incumplió en su acuerdo.
CP711Nosotros 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.
CP721Hicimos 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.
CP722Hicimos 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.
CP771Usted recibió este aviso para recordarle sobre la cantidad que adeuda en contribuciones, multas e intereses.
CP772Usted recibió este aviso para recordarle sobre la cantidad que adeuda en contribuciones, multas e intereses.
CP773Usted recibió este aviso para recordarle sobre la cantidad que adeuda en contribuciones, multas e intereses.
CP774Usted recibió este aviso para recordarle sobre la cantidad que adeuda en contribuciones, multas e intereses.
CP959Usted no radicó su planilla de contribución de negocios identificada en este aviso.
CP2000The 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.
CP3219AThe 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.
CP3219NThe 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 0012CThe IRS needs additional information to process your tax return.
Letter 0484CThe IRS wants a completed
Letter 0525Updates you on proposed changes after an IRS examination. Any changes are explained and details the refund due or taxes owed.
Letter 531IRS 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 0549CYour tax bill was paid.
Letter 0681CThe IRS accepted your payment proposal. However, this is not a formal Installment Agreement.
Letter 0757CYou did not adhere to the terms of your Installment Agreement.
Letter LT 11The IRS plans to seize your property or rights to property.
Letter 1058The 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 1961CYour application for a Direct Debit Installment Agreement was declined. It explains why and what you need to do to qualify.
Letter 1962CYour 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 2257CThe IRS is providing the payoff amount that you requested.
Letter 226-JAn IRS letter to large employers notifying them that they may be liable for an Employer Shared Responsibility Payment (ESRP).
Letter 2271CA 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 2272CAn IRS letter explaining why your request to pay the balance due in installments was declined.
Letter 2273CA 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 2318CA response to a request to pay taxes due to payroll deductions. It also explains the fees that are charged.
Letter 2357CThe IRS is admitting that it did not send you the balance due notices that it should have.
Letter 2603CThe IRS accepted your installment agreement. The IRS will file a Notice of Federal Tax Lien on your personal property.
Letter 2604CThe 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 2761CThe 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 2789CAn 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 2840CConfirms 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 3030CProvides an explanation of the tax, penalty, and interest still due on your account.
Letter 3127CA 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 3174A reminder of taxes due after the IRS has sent a Notice of Intent to Levy.
Letter 3217CThe 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 3500The IRS has received your documents, and it needs additional time to review them.
Letter 3572Your Federal Income Tax Return has been selected for examination. The IRS auditor requests that you call to schedule an audit appointment.
Letter 4883CThe 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 47The IRS is trying to locate the person identified in the letter and is requesting that you provide their new address.
Letter LP 59The IRS has not received a response to the notice of levy it previously sent.
Audit Letter 2205The 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 915You recently underwent an audit, and the IRS informs you that you now owe taxes.

Key takeaways

  • IRS Letter 1020 is issued during an audit to request documentation, update audit status, or schedule appointments.
  • Common reasons include missing documentation, case transfers, or new audit appointments.
  • Failure to respond within the 10-day deadline can result in penalties or disallowed deductions.
  • Respond promptly by reviewing the letter, gathering required documentation, and submitting your response on time.
  • Consulting a tax professional can help you navigate the process and avoid costly mistakes.

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