What is a CPA? The Ultimate Guide

Who regulates CPAs, and why it matters

In the United States, an individual state or jurisdictional board of accountancy grants the CPA license. The AICPA does not issue the license. NASBA supports boards and parts of the examination and application infrastructure, but the responsible board controls the applicant's education pathway, experience, ethics, application, renewal, and disciplinary rules.

This division explains why two candidates can take the same Uniform CPA Examination but follow different routes to sit for it or receive a license. One jurisdiction may recognize more than one education-and-experience pathway. Another may require a particular course, verifier, ethics step, or application destination. A national guide can organize those questions, but it cannot replace the current board rule.

CPA vs accountant and other credentials

The short CPA vs accountant answer is that "accountant" is a broad job description, while "CPA" is a regulated license. Many accountants perform bookkeeping, close, reporting, tax, internal audit, or analysis without a CPA. A person should not use the CPA title merely because they studied accounting or passed one or all exam sections; the licensing board must issue the credential.

The CPA also should not be described as the only credential with tax representation authority. Attorneys and enrolled agents have their own federal practice rights, and unenrolled preparers can have more limited rights. Attest work has a different framework: individual licensure, firm permits, independence, service type, and jurisdiction law can all matter. When the legal boundary affects real work, confirm it with the board, the relevant professional standard, and the agency involved.

What the Uniform CPA Examination establishes

The Uniform CPA Examination assesses the knowledge and skills defined in the current CPA Exam Blueprints. Candidates on the standard Uniform Exam route pass AUD, FAR, and REG plus one Discipline: BAR, ISC, or TCP. Eligible members of current mutual-recognition bodies may instead qualify for the separate IQEX route, which uses the REG section after its own eligibility process. Completing either examination route does not establish that the candidate has completed the education, experience, ethics, background, or final application requirements for a license.

For example, a candidate can finish all four sections while still completing qualifying work experience. That person should say they passed the CPA Exam, not that they are a CPA, until the board approves the license. If you are still choosing a jurisdiction, review CPA exam requirements before using the exam application guide. If you already passed, move to the post-exam licensing checklist.

What CPAs do day to day

CPAs work in public accounting firms, corporate finance teams, government, education, nonprofits, and independent practice. The license can be relevant to audit and assurance, tax, technical accounting, financial reporting, controls, forensic work, and advisory services. It does not guarantee a job title, promotion, salary, or right to perform every service in every jurisdiction.

• Public accounting: audit, tax, accounting, and advisory engagements, subject to firm and independence rules.
• Industry: controllership, reporting, internal audit, tax, systems, and finance leadership roles.
• Government and education: examination, oversight, compliance, instruction, and policy roles.

Compensation depends on the role, location, employer, specialty, and experience. Use CPA salary and career data to compare like-for-like roles rather than assuming a universal percentage premium or lifetime earnings promise.

What maintaining a CPA license involves

Renewal is also controlled by the issuing board. Continuing professional education can differ in total hours, reporting period, subject mix, ethics content, carryover treatment, and documentation rules. That is why "40 hours every year" is not a reliable national rule. Use the CPE requirements guide for orientation, then keep the certificates and records required by your board.

A license does not automatically authorize every interstate engagement. If you move, open an office, or serve a client in another state, review CPA mobility and confirm the destination jurisdiction's current practice-privilege, notice, fee, and service rules before accepting the work.

Common CPA-definition mistakes

• "I passed the exam, so I am a CPA." Passing is necessary, but the board must issue the license.
• "Every candidate needs exactly 150 hours." Education and experience pathways now vary by jurisdiction.
• "Only CPAs can represent taxpayers before the IRS." Attorneys and enrolled agents also have federal practice rights.
• "Every CPA completes 40 CPE hours each year." The reporting period and subject rules depend on the board.
• "A CPA can practice anywhere without checking." Mobility and firm rules can still apply.

What to do when CPA sources disagree

First, identify which question you are answering: exam eligibility, exam application, initial licensure, renewal, or interstate practice. Then identify the responsible authority. A NASBA or AICPA explainer can help you navigate, but the board's current statute, rule, application instructions, or written response controls the licensing decision. Check the effective date because a signed pathway can be future-effective rather than available today.

Save the source URL, publication or effective date, and any written board reply. If a course, job, or fee depends on the answer, do not rely on a forum summary. Ask the board a narrow question such as, "Does this three-credit graduate course satisfy category X for my application filed in month Y?" That is easier to resolve than asking whether your entire background is "good enough."

Your next decision after learning the definition

If you only needed the meaning, remember this: a CPA is a state-licensed accountant, and passing the exam alone is not licensure. If you are considering the credential, write down your intended jurisdiction, current education, likely experience verifier, and target exam section. Then use how to become a CPA to sequence the work and free CPA practice questions to see what the examination step demands.