By reason of the act of March 1, 1929, as set out in 45 United States Statutes at Large 1435, revising the boundaries of Yellowstone National Park, the United States of America ceded exclusive jurisdiction to the state of Wyoming over that part of Yellowstone National Park which was in the original boundaries of Yellowstone National Park, but which was without the revised boundaries of Yellowstone National Park, upon the acceptance of said exclusive jurisdiction by the state of Wyoming.
Wyo. Stat. Ann. § 36-10-108
Yellowstone National Park; jurisdiction ceded to state
Official source: Wyoming Legislature. Reproduced from public-domain Wyoming statutes; confirm against the official source for the current text. Not legal advice.