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IRS Letter 2673C: What It Means for Your Tax Authorization

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Last updated 10/30/2024 by
Silas Bamigbola
Fact checked by
Ante Mazalin
Summary:
IRS Letter 2673C is a notice sent to taxpayers or their representatives to address issues with an authorization form, such as Form 2848 (Power of Attorney) or Form 8821 (Tax Information Authorization). The letter informs recipients that the form was either revoked, withdrawn, processed with limitations, or not processed due to an ineligible representative. This article provides a detailed guide on what to do if you receive this notice, how to respond effectively, and potential consequences of not taking timely action.
Receiving a notice from the IRS, like Letter 2673C, can be confusing and concerning. This particular letter deals with issues related to authorization forms for tax matters, such as Power of Attorney or Tax Information Authorization forms. When there is a problem processing these forms, the IRS sends Letter 2673C to inform you of what went wrong and what additional steps are necessary. In this article, we’ll explain why you might receive this letter, what it means for your tax situation, and how to resolve any issues promptly.

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What is IRS Letter 2673C?

IRS Letter 2673C is issued to taxpayers or authorized representatives when there is an issue with the processing of authorization forms like Form 2848 (Power of Attorney and Declaration of Representative) or Form 8821 (Tax Information Authorization). These forms allow designated representatives to access a taxpayer’s account information and speak with the IRS on their behalf.

Pro Tip

If you’re submitting a corrected form, double-check for accuracy and completeness before sending it to the IRS. Inaccurate information can cause additional delays in processing.
Struggling with IRS notices? If you’ve received an IRS letter and aren’t sure how to handle it, you might want to explore professional tax relief options. Optima Tax Relief has helped thousands of people resolve their tax issues and get back on track with the IRS. Learn more about how they can assist you with your situation.

Common reasons for receiving IRS Letter 2673C

The IRS sends this letter for various reasons, including:
  • The submitted authorization form was revoked or withdrawn by the taxpayer.
  • The form was processed with certain limitations, restricting the representative’s access to specific account details.
  • The form was not processed due to an ineligible representative (e.g., a representative who did not meet the IRS’s requirements).
  • Incomplete or inaccurate information was provided on the form, necessitating further clarification.

Understanding Form 2848 and Form 8821

Both Form 2848 and Form 8821 are used to grant permission to third parties to handle certain tax matters on a taxpayer’s behalf. Understanding their distinctions is essential to ensure the correct form is used.

Form 2848: Power of attorney and declaration of representative

Form 2848 grants an authorized representative the power to act on a taxpayer’s behalf in dealing with the IRS. This can include discussions on tax matters, signing agreements, and representing the taxpayer during audits. To be eligible, the representative must be a qualified individual, such as an attorney, certified public accountant (CPA), or enrolled agent.

Form 8821: Tax information authorization

Unlike Form 2848, Form 8821 does not grant the representative the ability to act on the taxpayer’s behalf in decision-making. Instead, it authorizes the individual to access and receive confidential tax information. It is commonly used when a taxpayer wants a third party to review tax records without granting them the authority to negotiate or make decisions.

Reasons for Letter 2673C issuance

The IRS may issue Letter 2673C for several reasons related to the submission or processing of Forms 2848 and 8821. Understanding these reasons helps in addressing the issues effectively:
  • Revocation or withdrawal of authorization: The taxpayer may have decided to revoke a previously granted authorization or submitted a request for withdrawal. In such cases, the IRS sends Letter 2673C to confirm the change.
  • Processing limitations: Sometimes, the IRS processes the form with limitations, which means the representative is only authorized for certain tax years or specific types of tax issues.
  • Ineligible representative: If the person listed as the representative does not meet IRS qualifications (e.g., not a certified tax professional), the form will not be processed.
  • Errors or incomplete information: Incorrect details on the form, such as misspellings or incorrect taxpayer identification numbers (TINs), can cause delays or rejection.

Pro Tip

Always keep copies of any correspondence with the IRS, including Letter 2673C and forms submitted. This documentation will be useful if you need to reference details later.

Steps to take if you receive IRS Letter 2673C

Receiving Letter 2673C does not necessarily mean there is a serious problem, but timely action is essential to resolve the issue. Here are the steps you should take:

Step 1: Review the letter carefully

Read the letter to understand why it was issued and what specific issues need to be addressed. The IRS usually provides clear instructions on what additional information or actions are required.

Step 2: Verify the authorization details

Confirm that the information provided on your original submission is correct. If you submitted Form 2848 or Form 8821, check that the representative’s details, tax matters covered, and tax years specified match what you intended.

Step 3: Correct and resubmit the form if needed

If the letter indicates errors or incomplete information, make the necessary corrections and resubmit the form to the IRS. Ensure all sections are accurately completed, including the representative’s qualifications if applicable.

Step 4: Contact the IRS for further assistance

If you are unsure about the reason for receiving the letter or the steps needed to resolve it, contact the IRS directly. The letter usually includes a phone number to reach the department handling your case.

How to respond to IRS Letter 2673C

Responding to IRS Letter 2673C promptly is important to avoid delays in processing authorization requests. Here’s how to effectively respond:

Submit additional documentation if requested

If the letter specifies that certain documents are needed, gather and submit them as instructed. This may include proof of identity, copies of the original authorization form, or corrected details.

Provide a written explanation for any discrepancies

If there are inconsistencies or errors on the original form, include a written statement explaining the discrepancies and what corrective actions have been taken.

Seek professional assistance if necessary

In some cases, the assistance of a tax professional can help expedite the resolution process. Professionals such as CPAs or tax attorneys can communicate with the IRS on your behalf and ensure compliance with the requirements.

Implications of not responding to IRS Letter 2673C

Ignoring IRS Letter 2673C can lead to complications with your tax account. Here are some potential consequences:

Denied authorization for representation

If you do not respond to the letter, your representative may not be able to act on your behalf for tax matters, limiting your ability to resolve disputes or negotiate with the IRS.

Pro Tip

Consider using certified mail with a return receipt when sending documents to the IRS. This will provide proof that your submission was received and help avoid disputes about mailing dates.

Delays in processing tax matters

Failure to address the issues indicated in the letter can result in delays in processing other requests or actions related to your tax account, such as appeals, payment agreements, or penalty abatements.

Possible penalties or additional scrutiny

While the letter itself does not impose penalties, unresolved authorization issues could trigger additional scrutiny by the IRS or complicate future tax filings.

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Frequently asked questions

What should I do if my representative was deemed ineligible?

If the IRS indicates that your representative is ineligible, review the qualifications needed for authorized representatives. Typically, only attorneys, CPAs, enrolled agents, or other qualified individuals can represent taxpayers before the IRS. If your representative does not meet these qualifications, you may need to choose a new representative who does and submit a corrected Form 2848 or Form 8821.

How long does it take for the IRS to process a corrected form?

The time it takes for the IRS to process a corrected authorization form can vary. Generally, it may take four to six weeks, depending on the IRS’s current workload and whether all required information is accurately submitted. To avoid delays, ensure that the form is complete and that the representative’s details meet IRS requirements.

Can I still communicate with the IRS if my authorization form has issues?

Yes, you can still communicate with the IRS even if there are problems with your authorization form. However, the IRS may limit the information it can discuss with you or your representative until the authorization issues are resolved. It is advisable to contact the IRS directly to clarify any steps needed to correct the authorization.

Is it necessary to withdraw the authorization if I no longer need it?

Yes, if you no longer need a representative to act on your behalf, it is advisable to formally withdraw the authorization. You can do this by submitting a written statement to the IRS or using Form 2848 or Form 8821 to revoke the existing authorization. Withdrawing the authorization ensures that the IRS updates its records accordingly.

What should I do if I need to update the details on my authorization form?

If you need to update information on your authorization form, such as changing the tax years covered or modifying the authorized representative’s details, you should submit a new Form 2848 or Form 8821. Indicate the updated information clearly, and ensure that the new form supersedes any previous authorizations. Always double-check for accuracy to prevent further delays.
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 2673C is issued when there are issues processing Form 2848 or Form 8821 authorization requests.
  • Common reasons for the letter include revocation, withdrawal, processing limitations, or an ineligible representative.
  • Timely response is important to ensure that your representative can act on your behalf without delays.
  • Ignoring the letter can lead to complications in resolving tax matters or accessing tax information.

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