**Intact Gift Giving Condition book**
The thirteenth edition of Taxation of Individual Income, a leading law school casebook for the last three decades, approaches the study of individual income tax through the problem method. To view or download the 2026 Supplement, click here. The casebook is designed as a series of self-contained chapters featuring a set of problems, assignments to pertinent Code and Regulation provisions, an overview of the chapter topic, and edited cases and administrative materials as well as self-assessment tools―measurable learning objectives and a vocabulary of tax terms and phrases. The thirteenth edition incorporates the latest legislative, judicial, and administrative developments.