Case Worker Training Programs and Requirements. A case worker is a social worker who assists and advocates for clients facing problems such as addiction, abuse, unemployment, disability, and discrimination. Learn about program levels and related courses, as well as job prospects and continuing education.
In other countries, all courts have the ability to declare a law unconstitutional. In the United States, a constitutional challenge may be asserted and a law declared unconstitutional by any court in the country. In practice, although all courts have the power to declare a law unconstitutional, when it actually happens, the case frequently is appealed all the way to the United States Supreme Court.
Quick Answer. Once passed by the legislature and signed into law by the president, the people of the United States can challenge any law in the courts under the authority of the judicial branch. Laws deemed unconstitutional by the judiciary are considered void.