REG
Core sectionTaxation and Regulation
Taxation and Regulation (REG) covers Ethics, Professional Responsibilities and Federal Tax Procedures (10–20%), Business Law (15–25%), Federal Taxation of Property Transactions (5–15%), Individuals (22–32%), and Entities (23–33%). Tax law changes from the One Big Beautiful Bill Act (OBBBA) have been testable since July 1, 2026. It rewards applying rules to numbers, not just reciting them.
Last updated 5 September 2026
Topics by blueprint area
Sign in to track your progressArea weights are the share of the REG exam from the AICPA's Uniform CPA Examination Blueprints, 2026 (unchanged for 2027). Official Blueprint