What Is an Enrolled Agent (EA)?

1. What Is an Enrolled Agent?

An Enrolled Agent — commonly shortened to EA — is a federally authorized tax practitioner empowered by the U.S. Department of the Treasury to represent taxpayers before the Internal Revenue Service. The EA is the highest credential the IRS itself awards.

An EA’s focus is narrow but deep: U.S. federal tax law and IRS procedure. CPAs also work in accounting, auditing, and attestation; attorneys cover the full breadth of law. EAs work almost exclusively with taxes — individual and business returns, trusts and estates, payroll matters, audits, appeals, and collection cases.

Three features define the credential:

• It is issued at the federal level, not by a state board.
• It grants unlimited representation rights before the IRS.
• It is maintained under Treasury Circular 230.

As an Enrolled Agent myself, I see every week how the federal scope of this credential matters to taxpayers who relocate across state lines, own property in multiple states, or receive IRS notices from service centers far from where they live.

2. A Brief History of the EA Credential

The EA designation traces back to the aftermath of the American Civil War. Claims for property lost or damaged during the war — especially horses seized by the Union Army — flooded the Treasury Department, and many claims were fraudulent or mishandled by unqualified representatives. Congress responded with the Enabling Act of 1884, often called the “Horse Act,” which authorized the Secretary of the Treasury to regulate who could represent citizens with claims before the government.

Once the federal income tax became permanent in 1913, the EA role narrowed from general claim representation toward tax representation specifically. The modern credential carries forward that original principle: anyone who represents a taxpayer before the IRS must meet a federal standard of competency and ethics.

3. How Someone Becomes an Enrolled Agent

There are two recognized paths to EA status.

Path 1 — The Special Enrollment Examination (SEE)

Most EAs earn the credential by passing a three-part exam administered by an IRS-authorized testing vendor. Before scheduling, the candidate must obtain a Preparer Tax Identification Number (PTIN). Each part may be attempted up to four times per testing window, and all three parts must be passed within three years of passing the first part.

Path 2 — Qualifying IRS Experience

A person who has worked at least five years in a qualifying IRS position — interpreting and applying the Internal Revenue Code — may apply for enrollment based on that experience, subject to IRS review. This path explains why a notable share of experienced EAs are former IRS examination, collection, or appeals officers who bring that internal perspective directly to private practice.

After satisfying either path, the candidate submits Form 23, Application for Enrollment to Practice Before the Internal Revenue Service. The IRS then conducts a suitability check reviewing the applicant’s personal tax compliance and criminal background before granting the credential.

4. Inside the Three-Part SEE Exam

The Special Enrollment Examination is divided into three independent parts, each focused on a distinct area of tax practice.

Part 1 — Individuals

Covers preliminary work with taxpayer data, income and assets, deductions and credits, taxation, advising individual taxpayers, and specialized individual returns.

Part 2 — Businesses

Covers business entities — partnerships, corporations, S-corporations, LLCs, trusts, estates, and tax-exempt organizations — along with business financial information and specialized business returns.

Part 3 — Representation, Practices and Procedures

Covers practice before the IRS, representation of taxpayers, specific areas of representation, and filing processes. This part ties most directly to Circular 230.

Each part is a 100-question multiple-choice exam. Of those, 85 questions are scored and 15 are experimental questions the IRS is testing for future use — and you won’t know which is which. Scores are reported on a scaled range from 200 to 800, and a score of 500 is required to pass. Candidates who pass see only the word “Pass,” with no number; only a failing report shows a score.

Registration and testing fees are periodically adjusted; candidates should confirm current figures and the active testing vendor on IRS.gov before scheduling.

5. What an Enrolled Agent Can Do for Taxpayers

The single word that defines the EA credential is unlimited. An EA can represent any taxpayer, on any federal tax matter, before any IRS office, in any state.

In concrete terms, an EA can:

• Prepare federal and state tax returns for individuals, businesses, estates, and trusts.
• Represent a client during an IRS audit, including in-person examinations.
• Handle appeals before the IRS Office of Appeals.
• Negotiate installment agreements, offers in compromise, and penalty abatements.
• Respond to IRS notices and correspondence on the taxpayer’s behalf.
• Appear at IRS collection proceedings.

Representation rights stop at the courthouse door. EAs cannot argue cases in U.S. Tax Court unless they separately pass the Tax Court’s non-attorney practitioner exam, and they cannot represent clients in U.S. District Court, the Court of Federal Claims, or bankruptcy matters — those require an attorney.

6. EA vs. CPA vs. Tax Attorney

All three credentials offer unlimited representation rights before the IRS, but they differ in training, scope, and jurisdiction.

The practical takeaway: for pure tax work — return preparation, audit representation, collection cases — an EA and a CPA are functionally equivalent in representation authority. For broader accounting services such as financial statements and audit attestation, a CPA is required. For tax litigation, criminal tax defense, or complex estate planning, a tax attorney is the right choice.

7. Continuing Education (CE) Requirements

An EA’s credential is not permanent. To maintain active status, an EA must meet the following ongoing requirements:

• Complete 72 hours of CE every three years (the enrollment cycle).
• Meet an annual minimum of 16 hours.
• Include at least 2 hours of ethics or professional conduct each year.
• Take CE only from IRS-approved sponsors, who report credits directly to the IRS.

An EA who fails to meet these requirements is placed on inactive status and cannot practice or hold out as an EA until the deficiency is cured.

8. Circular 230 and Professional Conduct

Circular 230 is the Treasury Department publication that governs practice before the IRS. It binds every EA, CPA, attorney, and other recognized practitioner. Its scope reaches due diligence, conflicts of interest, fees, advertising, confidentiality, and the handling of client records.

Enforcement is the responsibility of the IRS Office of Professional Responsibility (OPR). OPR investigates misconduct and can impose sanctions ranging from censure to suspension or disbarment from practice.

The rules in Circular 230 are the ethical backbone of the profession. A companion article in the Related Articles section below covers these rules in detail.

9. How to Verify an Enrolled Agent

Anyone claiming to be an EA should appear in the IRS Directory of Federal Tax Return Preparers with Credentials and Select Qualifications, which is publicly searchable on IRS.gov.

To verify:

1. Visit the IRS directory search page.
2. Enter the preparer’s last name and ZIP code.
3. Confirm that “Enrolled Agent” appears as the credential.

A taxpayer can also request to see the practitioner’s enrollment card or contact the IRS Return Preparer Office to confirm active status.