United States Tax Court Building
courthouse in Washington, D.C., United States of America

The United States Tax Court Building is a courthouse located at 400 Second Street, Northwest, Washington, D.C., in the Judiciary Square neighborhood.
It serves as the headquarters of the United States Tax Court.
Built in 1972, the building and its landscaped plaza occupy the entire block bound by D Street, E Street, Second Street, and Third street.
Building history
Government officials selected architect Victor A. Lundy to design the building in 1965. They awarded Lundy the contract without competition. The design follows the "Guiding Principles for Federal Architecture" issued by the Ad Hoc Committee on Federal Office Space at the request of President John F. Kennedy in 1962. In an attempt to improve federal buildings, the committee recommended architecture that would convey the "dignity, enterprise, vigor, and stability of the American Government". Designers and officials were encouraged to pay special attention to site selection and layout, including landscape development.
In the 1930s, the U.S. Board of Tax Appeals, later renamed the Tax Court of the United States, was housed in the Internal Revenue Service Building in the Federal Triangle. By 1956, overcrowding and the desire to separate judicial and executive powers led to initial attempts to relocate the court.
The public source identifies “United States Tax Court Building” as courthouse in Washington, D.C., United States of America. This brief keeps that definition visible, then builds a research path around United, States and Court.
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Vocabulary and entity names are the principal evidence signals here, because they determine the precision of every later search. The source revision retrieved here is dated Sep 6, 2026. The linked authority identifier is Q7892235. The Library of Congress control number is sh2018001226. Authority coordinates are 38.895, -77.014. 2 of 2 selected statements include explicit references; 0 carry qualifiers and 0 use preferred rank. The first chronological checks are 1972, 1965, 1962 and 1956.
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This entry incorporates text from “United States Tax Court Building” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.