Master the important areas of today's tax law with Whittenburg/Gill's INCOME TAX FUNDAMENTALS 2025, 43rd Edition. This concise, practical introduction to tax preparation uses a unique, step-by-step workbook format that integrates real, current examples and tax forms. Learn the complexities of the U.S. income tax code as this edition's clear, up-to-date presentation walks you through the most recent tax laws, revisions and changes. Updated end-of-chapter problems and online exercises let you practice completing tax return problems using real source documents identical to those of actual clients. You also learn to use professional Intuit® ProConnect™ tax preparation software that accompanies each new book. Study tools and helpful resources within CNOWv2, the online learning platform, help you further refine your knowledge and practical skills to become a successful tax preparer.