A must-read for anyone preparing for trial before the U.S. Tax Court, this book takes the reader step-by-step through the Federal Rules of Evidence as applied by the Tax Court and brings coverage of Tax Court opinions current through 2021. This compilation results in an easy-to-follow collection of cases to support or guide a practitioner facing an evidentiary problem before the Tax Court. New material in the third edition includes a discussion of the scope of review for different types of cases and additional examples of how the Tax Court has applied the rules of evidence.