This comprehensive and clearly written text is designed to help students recognize and understand the basic principles and issues covered in law school courses in corporate taxation at both the J.D. and LL.M. levels. It explains all the fundamental concepts and transactions affecting C and S corporations and their shareholders, and includes numerous illustrative examples, self-test questions with answers, and sample exam questions. The Ninth Edition incorporates all relevant provisions of the 2017 legislation known as the Tax Cuts and Jobs Act.