Unformatted text preview: Prohibited Powers The Constitution also explicitly denies the national government certain powers. For example, Congress cannot tax exports or tell states how to choose electors for the Electoral College. The powers denied to the national government are called the prohibited powers. The Commerce Clause The Supreme Court’s decision in the 1824 case Gibbons v. Ogden reasserted the federal government’s authority over the states. Aaron Ogden had a monopoly on steamship navigation from the state of New York. When Thomas Gibbons began operating his steamship in New York waterways, Ogden sued. The Court found that New York State did not have the right to issue a monopoly to Ogden because only the national government has the power to regulate interstate commerce. Chief Justice John Marshall referred to the commerce clause (which gives Congress the authority to regulate interstate commerce) of the Constitution as justification for his decision....
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- Winter '09
- Government, U.S. state, United States Congress