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CPA Exam — Taxation and Regulation (REG) Study Guide (2026)

This is the free study guide for the CPA Exam — Taxation and Regulation (REG) exam — the same content areas the exam tests, written to the official outline. Read any chapter online free below, then drill the material with 112+ free practice questions and a full timed mock exam.

Last updated: August 2026.

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The 5 chapters

  1. 1Area I: Ethics, Professional Responsibilities and Federal Tax Procedures10–20% of the exam
  2. 2Area II: Business Law15–25% of the exam
  3. 3Area III: Federal Taxation of Property Transactions5–15% of the exam
  4. 4Area IV: Federal Taxation of Individuals22–32% of the exam
  5. 5Area V: Federal Taxation of Entities23–33% of the exam

Practice what you read

Reading is step one; recalling it under exam pressure is what passes. Drill free CPA Exam — Taxation and Regulation (REG) practice questions, then sit a full timed mock exam.

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Educational summary, not a substitute for the official material — always confirm current details with AICPA. Last updated: August 2026.

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