In order to help slow the spread of COVID-19 and to ensure adherence to social distancing guidelines, Wyoming State Parks has temporarily closed camping to non-residents.
The Privileges and Immunities Clause (U.S. Constitution, Article IV, Section 2, Clause 1, also known as the Comity Clause) prevents a state from treating citizens of other states in a discriminatory manner. Additionally, a right of interstate travel may be plausibly inferred from the clause.