As of February 22, 2010, a new federal law allows people who can legally possess firearms under applicable federal, state, and local laws to legally possess firearms in this park.
Park User Responsibility
It is the responsibility of visitors to understand and comply with all applicable state, local, and federal firearm laws before entering this park. For instance, the use of firearms is still prohibited - 36 CFR 2.4(a)(1)(iii)
As a starting point, please visit the following State of South Dakota websites:
South Dakota Secretary of State concealed pistol permit information: www.sdsos.gov/adminservices/concealedpistolpermits.shtm
South Dakota Legislature - South Dakota Codified Laws website.
Weapons Prohibited in Federal Facilities
Federal law also prohibits firearms in certain facilities in this park; those places are marked with signs at all public entrances. These facilities are also listed in the Superintendent’s Compendium Reference: 18 U.S.C. § 930
To learn more about this new federal law click here.