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IRS Form 8821 — Tax Information Authorization
Use Form 8821 to authorize a third party to access your confidential tax information without granting them the right to represent you before the IRS.
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Who Should Use This Form 8821 Hub?
- Homebuyers and mortgage applicants — Most lenders require IRS tax transcripts to verify your reported income before they can approve your loan application.
- Student loan borrowers — Servicers handling income-driven repayment plans may need ongoing access to your federal tax records for verification.
- Tax preparation clients — A tax professional can pull your prior-year tax returns directly from the IRS once you authorize them.
- Estate executors and administrators—Attorneys settling an estate need the decedent's tax transcripts to prepare and file accurate final returns.
- Elderly taxpayers with family helpers—Adult children or caregivers can access your IRS account status without requiring a full power of attorney.
- Financial advisors and planners — Advisors can review your confidential tax records for planning purposes once you grant them third-party authorization.
Who Must File Form 8821?
Form 8821 is filed by individual taxpayers, businesses, estates, or trusts that want to grant third parties access to their confidential tax information. The taxpayer — or an individual with legal signing authority such as a partner, guardian, executor, or trustee — must sign the form. Use this form when you need someone to receive your federal tax records without serving as your legal representative.
Individual Taxpayers
Anyone who needs to share personal federal tax records with a lender, advisor, or family member can file.
Business Owners
Corporations, partnerships, and sole proprietors can authorize third-party access to their business tax records using their Employer Identification Number.
Estate Representatives
Executors or administrators managing a decedent's estate can authorize attorneys to obtain the required tax transcripts for final returns.
Trust Fiduciaries
Trustees can use IRS Form 8821 to allow accountants or legal counsel to review confidential trust-related taxpayer information.
Guardians and Legal Representatives
Parents, guardians, receivers, and partnership representatives with legal signing authority may sign Form 8821 on the taxpayer's behalf.
Corporate Officers
An authorized corporate officer may sign Form 8821 to grant a third party access to the entity's federal tax records.
How Form 8821 Works
When you file Form 8821, you designate a person or organization as your authorized third party and specify which tax periods and tax form numbers they may access. The IRS verifies your Taxpayer Identification Number and processes the request. Once approved, your designee is recorded in the Centralized Authorization File (CAF system) and can receive tax transcripts and records directly from the IRS. The authorization remains active until you submit a written revocation request or file a new Form 8821.
Select Your Tax Year
Not Sure Which Year to File?
Form 8821 vs. Other IRS Authorization Forms
Not every situation calls for IRS Form 8821. Use this table to find the right tax information authorization for your specific need before you file.
What Happens If You Don't File Form 8821
Failing to file Form 8821 when it is needed can stall critical financial processes and force you to share sensitive tax information through less secure, less reliable channels.
Delayed Mortgage or Loan Approvals
Without Form 8821, lenders must wait for you to manually provide tax transcripts. This can add significant time to your closing timeline, and errors in self-provided tax returns may trigger additional underwriting review or loan denial.
Tax Professionals Unable to Access Prior Returns
A new tax professional without an active authorization must rely on you to locate old tax records. Incomplete or missing returns can produce errors on current-year filings, resulting in potential tax liabilities, missed deductions, or IRS penalties.
Family Members Shut Out of IRS Conversations
The Internal Revenue Service will not discuss your account status with anyone lacking valid third-party authorization. Without Form 8821, a caregiver or adult child has no legal pathway to access your confidential tax information or resolve account questions.
Slower Estate Settlement
Executors and estate attorneys who cannot retrieve tax transcripts directly must use slower manual request methods. These delays can hold up probate proceedings, postpone final return preparation, and increase overall administrative costs for the estate.
Increased Risk of Document Mishandling
Sharing confidential tax information outside the IRS-authorized process creates serious data security risks. Form 8821 enables direct transmission through the e-Services Transcript Delivery System, significantly reducing the chance that sensitive information is intercepted or misdirected.
Always Use the Correct Revision of Form 8821
The current revision is Form 8821 (Rev. January 2021). Using an outdated version may result in IRS processing delays or rejection. Always download the current revision directly from IRS.gov before completing the form.
The form revision and tax periods are separate. Tax periods identify the years authorized for disclosure, while future periods cannot extend beyond three years after submission.
Always download Form 8821 from IRS.gov before each submission. The IRS may reject a form submitted on an outdated revision. Confirm the OMB control number (1545-1165) in the upper-right corner and the revision date at the top of the form. Never use a scanned copy from a prior filing or a version from a non-official site.
Be precise when specifying tax periods on line 3. Listing the wrong tax periods means your designee cannot access the specific tax records they need, requiring a new authorization and a full reprocessing wait. Future tax periods cannot extend more than three years from December 31 of the year the IRS receives your Form 8821.
Revoke any Form 8821 authorization that is no longer needed. Once a mortgage closes, an estate settles, or a professional relationship ends, submit a written revocation request to the IRS promptly. Filing a new Form 8821 for the same tax matters automatically revokes all prior authorizations unless you check line 5 to retain them.
Common Situations We See
If any of these sound familiar, you are in the right place. These are the most common reasons taxpayers visit this page.
How to File Form 8821 Correctly
Follow these steps carefully to avoid processing delays and ensure your tax information authorization is submitted without errors or rejection codes.
1. Download Form 8821 (Rev. January 2021) from IRS.gov
Visit the official government site and download the current revision of IRS Form 8821. Confirm the OMB control number (1545-1165) in the upper-right corner and the revision date at the top. Do not use a scanned copy from a prior filing or a non-official source.
2. Complete Part 1 with your taxpayer information
Enter your full legal name, mailing address, and Taxpayer Identification Number — your Social Security number or Employer Identification Number — exactly as they appear in IRS records. Any mismatch between your entries and IRS files will delay or void your tax information authorization entirely.
3. Identify your designee accurately in Part 2
Enter the designee's full legal name, mailing address, and CAF number if registered in the CAF system. Use exact legal names—nicknames cause rejection. For more than two designees receiving notice copies, check the line 2 box and attach a separate list.
4. Specify tax form numbers and tax periods in Part 3
List the exact tax form numbers you file — such as Form 1040 or Form 941 — and the specific tax periods authorized. Future periods cannot exceed three years beyond December 31 of the year the IRS receives your form. Vague entries may result in rejection.
5. Sign the form using the correct method for your submission channel
Mail and fax submissions require a handwritten ink signature from the taxpayer or an authorized signer, such as a partner, guardian, executor, or trustee. Electronic signatures are accepted only when submitting online at IRS.gov/Submit8821 or through Tax Pro Account.
6. Submit using the fastest available channel for your situation
Online submission via IRS.gov/Submit8821 or Tax Pro Account records the authorization to the CAF system almost immediately. For mail or fax, consult the mailing address table in the Form 8821 instructions to identify the correct IRS campus for your state.
Common Filing Mistakes
- Downloading an outdated form revision from a non-official government website
- Entering a nickname or abbreviation instead of the designee's exact legal name
- Leaving tax periods blank or writing "all years" without listing specific periods
- Sending a mail or fax submission without a handwritten ink signature
- Mailing to the wrong IRS campus mailing address for your state
- Filing Form 8821 when a formal designation of representative under Form 2848 is needed
Federal Tax Return Form Hubs
Looking for a different form? Browse all federal tax return form hubs.
What Do You Want to Do Next?
Choose the option that best fits your tax situation right now.
Frequently Asked Questions (FAQs)
What is the difference between Form 8821 and Form 2848?
Form 8821 grants a third party access to your confidential tax information, but not the right to represent you before the IRS. Form 2848 is a Power of Attorney authorizing a representative to act, respond to tax notices, and negotiate with the Internal Revenue Service.
How quickly does the IRS process Form 8821?
Online submissions through IRS.gov/Submit8821 or authorizations to the CAF system via the Tax Pro Account are the fastest options. Mail and fax submissions can take several weeks, depending on IRS volume. Online submission is strongly recommended whenever timely access to your confidential tax records is needed.
Can I authorize more than one person on a single Form 8821?
Yes, multiple individuals or organizations can be designated on a single Form 8821, each listed with their full legal name, mailing address, and CAF number. If more than two designees need to receive notice copies for the same tax matter, check the line 2 box and attach a separate list.
How do I revoke a Form 8821 authorization?
Write "REVOKE" across a copy of the original Form 8821, sign and date it, and mail it to the IRS campus that processed it. You can also submit a signed written statement identifying your Taxpayer Identification Number and the designee being revoked. A new Form 8821 automatically revokes prior authorizations.
Does Form 8821 automatically allow my designee to receive IRS notices?
No, your designee receives copies of tax notices only if you check the applicable box on line 2 of Form 8821. This is not automatic. A maximum of two designees may receive notice copies for the same tax matter. Filing Form 2848 is required for any representational authority.
Can a business file Form 8821?
Yes, corporations, partnerships, and other business entities can file IRS Form 8821 to authorize third-party access to their federal tax records. An authorized officer or partner must sign using the entity's Employer Identification Number. Specify the tax form numbers and applicable tax periods.
Is there a fee to file Form 8821?
There is no fee to file Form 8821 with the Internal Revenue Service. The form is free to download from IRS.gov, and submission by mail, fax, or online incurs no IRS charge. The Paperwork Reduction Act disclosure estimates the time burden. A tax professional may charge a service fee.
What happens if I file Form 8821 when I actually needed Form 2848?
If you file Form 8821 when Form 2848 was needed, your designee can access your confidential tax information, but cannot represent you or respond to tax notices. You will need to file a new Form 2848 to establish a proper designation of your representative before any representation begins.