Laws & Policies
Federal Regulations & Local Rules
Marijuana and Other Controlled Substances
Possession or use inside a National Park Service area is prohibited. Despite varying state laws, marijuana remains illegal under federal law. Federal law is enforced in all National Park Service lands and facilities.
Firearms in National Parks
Law governing possession of firearms in National Park Service areas changed on February 22, 2010. Visitors may possess firearms within a National Park Service area, provided they comply with federal, state, and local laws. Gun owners are responsible for knowing all federal, state, and local laws relevant to the park they are visiting. Federal law prohibits firearms in certain park facilities. These facilities are marked with signs at public entrances.
Last updated: July 17, 2023