federal lawglossary / federal law federal law. The body of law consisting of the U.S. Constitution, federal statutes and regulations, U.S. treaties, and federal common law. Cf. STATE LAW. 词条贡献者 资深译员Betty,毕业于亚洲一流的高级翻译学院,专注翻译各种与商业移民有关的法律文件。