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Form 2848 Power of Attorney

IRS Tax Power of Attorney

Medium ~15 min TaxLegalPower of AttorneyIRS

/ What is this form?

Form 2848, Power of Attorney and Declaration of Representative, is the official IRS document that authorizes a tax professional to represent you before the Internal Revenue Service. Unlike a general power of attorney, Form 2848 is specifically for IRS matters and is not valid for state tax agencies (which typically have their own POA forms).

When a properly completed Form 2848 is on file with the IRS Centralized Authorization File (CAF), the authorized representative can communicate directly with the IRS on your behalf: respond to audits, negotiate installment agreements, request transcripts, receive IRS correspondence, and handle examination or appeals proceedings. Millions of these forms are filed each year as taxpayers engage CPAs, tax attorneys, and enrolled agents to handle IRS issues.

The form is highly specific: it must identify the exact tax types (income, employment, estate), form numbers (1040, 941), and specific years or periods the representative is authorized to handle. Vague authorizations are rejected by the IRS. The authorization is recorded in the CAF system, which allows IRS agents to verify the representative's authority instantly when they call.

/ Who needs this form?

  • Anyone being audited or examined by the IRS who wants a CPA, attorney, or enrolled agent to handle communications
  • Taxpayers with overdue tax debt negotiating an installment agreement or offer in compromise through a representative
  • Individuals or businesses appealing an IRS examination finding through the IRS Office of Appeals
  • Elderly or disabled taxpayers who need a family member or advisor to handle IRS correspondence
  • Business owners authorizing their accountant to request transcripts or respond to IRS notices

/ What you need before you start

Your Social Security Number, ITIN, or EIN
Your representative's name, address, and CAF number (or 'None' if new)
Your representative's PTIN (for paid preparers) or other designation information
Specific tax types, form numbers, and years/periods to be covered
Knowledge of which specific acts to authorize (signing returns, entering agreements, etc.)

/ Step-by-step guide

1 Part I – Taxpayer Information
Enter your name, current mailing address, daytime telephone number, and your taxpayer identification number (SSN, ITIN, or EIN if filing for a business). If filing jointly with a spouse, your spouse completes a separate Form 2848 — one form cannot cover two taxpayers.
2 Authorize Your Representative (Lines 2–3)
Enter the full name, address, CAF (Centralized Authorization File) number, telephone and fax numbers, and PTIN (Preparer Tax Identification Number) of each authorized representative. You can authorize up to four representatives. If the representative is newly registered, they may not have a CAF number yet — enter 'None' and the IRS will assign one.
3 Specify the Acts Authorized (Line 3)
Describe exactly which tax matters the representative is authorized to handle: the type of tax (income, estate, gift, employment), the form number (e.g., Form 1040), and the specific years or periods covered. Be specific — a 2848 with vague descriptions will be rejected or returned.
4 Additional Acts or Restrictions (Lines 5–6)
Line 5 allows granting additional specific acts: signing returns, executing waivers, making substitutions. Check only the acts actually needed. Line 6 allows restricting acts or adding specific limitations. Most straightforward authorizations leave both blank.
5 Sign and Have Representative Complete Part II
Sign and date Part I as the taxpayer. Your representative must complete Part II — Declaration of Representative — by selecting their designation (CPA, attorney, enrolled agent, etc.) and signing under penalty of perjury. Submit by mail or fax to the IRS Centralized Authorization File unit, or upload through the IRS Tax Pro Account.

/ Key fields explained

Field What to enter Common mistake
Line 3 – Acts Authorized (Tax Matters) Type of Tax: 'Income.' Form Number: '1040.' Year(s): '2022, 2023, 2024' or 'Tax years ending December 31, 2022 through December 31, 2024.' Be specific. Writing 'all years' or 'all taxes' — the IRS requires specific years and tax types. Vague entries cause the form to be rejected or severely limit what the representative can do.
Line 2 – Representative's CAF Number The representative's Centralized Authorization File number assigned by the IRS. Format: a 9-digit number followed by 'R'. New representatives enter 'None.' Entering the representative's PTIN instead of their CAF number — these are different numbers. The PTIN starts with 'P'; the CAF number ends with 'R.'
Line 5a – Sign a Return Check this box only if you want to authorize the representative to sign your tax return on your behalf — for example, if you are traveling or incapacitated. Assuming representatives automatically have authority to sign returns — this must be explicitly checked. Unsigned returns are invalid, so this matters if the taxpayer is unavailable at filing time.
Part II – Designation The representative selects their designation: (a) Attorney, (b) CPA, (c) Enrolled Agent, (d) Officer, (e) Full-Time Employee, (f) Family Member, (g) Enrolled Actuary, (h) Unenrolled Return Preparer, or (r) Registered Tax Return Preparer. Family members or unenrolled preparers selecting a designation they don't qualify for — an unenrolled preparer has more limited authority before the IRS than an enrolled agent.

/ Common mistakes to avoid

Trying to cover a married couple on one Form 2848 — each taxpayer must sign their own form, even if they file jointly.
Not specifying years narrowly enough — 'all years' is rejected; you must list specific years or periods.
Confusing Form 2848 (IRS POA) with state tax POA forms — Form 2848 only covers federal IRS matters.
Not revoking old Forms 2848 when you change representatives — old authorizations remain active until revoked.
Using an expired or unsigned Form 2848 — the IRS will not process unsigned forms and returns them without action.

/ Frequently asked questions

What is the difference between Form 2848 and Form 8821?

Form 2848 authorizes a representative to act on your behalf before the IRS, including communicating, receiving correspondence, and entering into agreements. Form 8821 (Tax Information Authorization) only authorizes someone to receive and inspect your tax information — they cannot represent you or take actions on your behalf.

How long does Form 2848 remain in effect?

Form 2848 remains in effect until it is revoked by the taxpayer, withdrawn by the representative, or superseded by a new Form 2848. It does not automatically expire. However, the authority only covers the specific tax matters and years listed.

Can a family member represent me before the IRS using Form 2848?

Yes — an immediate family member (spouse, parent, child, sibling, or spouse's parent or child) can represent a taxpayer before the IRS using designation (f). However, their authority is more limited than credentialed professionals — they generally cannot represent at all administrative levels.

How does the IRS verify a representative's authority?

When an authorized representative contacts the IRS, the agent checks the Centralized Authorization File (CAF) database for a valid Form 2848. If it's on file and covers the relevant tax period and matter, the agent can discuss the case directly with the representative.