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Understanding IRS Form 8821: Tax Information Authorization

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What IRS Form 8821 Is For 

IRS Form 8821 Tax Information Authorization allows a taxpayer or business entity to authorize a person designated to receive confidential tax information for specific tax matters. It serves as a third-party authorization that grants limited access to tax forms, tax years, and tax periods without representation rights. Each authorization must include a valid taxpayer identification number and tax form number to ensure compliance with federal tax laws.

The 8821 Tax Information Authorization helps manage prior tax information authorizations through the Centralized Authorization File (CAF). It protects confidential information and tax records while ensuring accuracy in accordance with applicable state law.

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When You’d Use Form 8821

Form 8821, Tax Information Authorization, is suitable when a taxpayer needs to disclose specific tax information to an authorized third party. It provides secure access for tax professionals, loan companies, and government agencies to handle verified tax matters without compromising privacy. Each authorization applies to specific tax forms, tax years, and tax periods identified in the document.

Common Situations for Authorization

Individuals often use this form for mortgage applications, financial planning, or income verification. Business entity taxpayers may authorize accountants or tax preparers to review confidential tax documents for accuracy. Government offices can also request it to verify compliance with self-employment tax or estate tax requirements.

Key Rules or Details for IRS Form 8821

Understanding the requirements for IRS Form 8821 Tax Information Authorization helps ensure accuracy and compliance with federal tax laws. Each authorization must include specific details and meet formal requirements to be processed correctly. The IRS records all valid authorizations within the Centralized Authorization File (CAF).

  • Specific Tax Years and Forms: Each taxpayer must provide an exact tax form number and tax period covered. The IRS rejects vague entries such as “all years” or “all taxes.

  • Automatic Revocation: Each new Form 8821 automatically revokes prior tax information authorizations unless copies of prior authorizations are attached.

  • CAF Registration: Each authorized person receives a Centralized Authorization File (CAF) number, which is used for tracking approved tax matters.

  • Valid Signatures: Each submission must include a current taxpayer signature or an authorized electronic signature, depending on the submission method.

  • Business Entities: Each business entity taxpayer must clearly display the business name, business address, and the name of the principal officer.

Step-by-Step: Completing Form 8821 Tax Information Authorization

Filling out IRS Form 8821 Tax Information Authorization requires precision to ensure the IRS records your authorization in the Centralized Authorization File (CAF). Each section helps verify identity, confirm tax matters, and authorize third-party access. Follow these four key steps carefully.

  1. Enter Taxpayer and Designee Details: Each taxpayer must provide their name, address, and taxpayer identification number. Business entities must include the Employer Identification Number (EIN), business address, and the person authorized to receive confidential tax information.

  2. Specify Tax Information: The taxpayer must list the relevant tax form numbers, tax years, and tax periods covered. Each entry should clearly identify the applicable tax matters.

  3. Confirm Authorization Type: The taxpayer must choose whether the form will be recorded in the Centralized Authorization File CAF system or used for a single-purpose authorization.

  4. Sign and Submit: The taxpayer must provide a current handwritten or electronic signature and then mail, fax, or upload the form through the IRS website.

Common Mistakes and How to Avoid Them

Errors on IRS Form 8821 Tax Information Authorization can cause processing delays or rejection. Understanding these common mistakes and learning how to correct them helps ensure your authorization is recorded without interruption. Careful review before submission prevents delays and protects your confidential tax information.

  • Missing or Invalid Signatures: Each taxpayer must include a current handwritten or electronic signature. The signature must match the name listed on the form.

  • Incorrect Identification Numbers: Each taxpayer must confirm that the taxpayer identification number or employer identification number (EIN) is entered correctly.

  • Vague Tax Years or Forms: The taxpayer must specify the exact tax form numbers, tax years, and tax periods. General terms such as “all years” are not acceptable.

  • Omitted Prior Authorizations: The taxpayer must attach copies of prior tax information authorizations to prevent automatic revocation.

  • Incomplete Business Details: Each business entity taxpayer must include the business address, the name of the principal officer, and complete identifying information.

  • Incorrect Mailing Address: The taxpayer must send the form to the correct IRS office handling their state to avoid extended processing times.

What Happens After You File Form 8821

After submitting IRS Form 8821 Tax Information Authorization, the IRS reviews and records the details in the Centralized Authorization File (CAF). Online submissions are processed almost immediately, while mailed forms may take several weeks. Accuracy during filing ensures timely processing.

Once approved, the person authorized receives confirmation through the CAF system. They can review confidential tax information for the approved tax periods. The authorization stays valid until it is revoked or replaced with a new filing. The IRS enforces strict confidentiality under federal tax laws to protect taxpayer data.

Frequently Asked Questions

What is the purpose of IRS Form 8821 Tax Information Authorization?

IRS Form 8821, Tax Information Authorization, allows a taxpayer or business entity to authorize another person to receive confidential tax information for specific tax matters. It provides third-party authorization without granting representation rights, ensuring secure access to tax records in accordance with federal tax laws and regulations.

How does Form 8821 differ from my Power of Attorney?

Form 8821 authorizes a person designated to receive confidential tax information, while a Power of Attorney permits representation before the IRS. The two forms serve distinct roles in managing tax information and verifying taxpayer identification numbers.

How long does an authorization remain active?

Each authorization remains valid for the tax years or tax periods specified on the form. Submitting a new Form 8821 automatically revokes any prior tax information authorizations unless copies of previous authorizations are attached.

Who can be an authorized person on Form 8821?

Tax professionals, loan companies, exempt organizations, or state agency investigators may act as the person authorized to receive information. Each must provide their name, business address, and, if applicable, employer identification number.

How do I correctly sign and submit Form 8821?

A current taxpayer signature is required for every submission, whether handwritten or electronic. You may file online through the IRS website or send a scanned or digitized image of the signed form to the IRS office handling your case.

Checklist for Understanding IRS Form 8821: Tax Information Authorization

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