Cases involving securities and commodities regulation ,including takeovers of publicly held corporations
Class action” cases
Crimes under statutes enacted by congress
Disputes between states
Environmental regulation
Federal constitutional issues
Habeas corpus actions
International trade law matters patent, copyright, and other intellectual property issues cases involving rights under treaties, foreign states, and foreign nationals
Matters involving interstate and international commerce, including airline and railroad regulation
Most cases involving federal laws or regulations (e.g., tax, social security, broadcasting, civil rights)
State law disputes when “diversity of citizenship” exists bankruptcy matters
Traffic violations and crimes occurring on certain federal property
