Gov. Kristi Noem said she would take legal action if the tribes didn’t remove the checkpoints.
Two tribes – the Oglala Sioux Tribe and the Cheyenne River Sioux Tribe – set up the checkpoints last month in an attempt to lock down their reservations.
The tribes believe it is their sovereign right to control who comes on the reservation.
Tribes fear coronavirus could overwhelm already-fragile health systems location on the reservations.
Tribal chairman Harold Frazier issued a statement saying, “You continuing to interfere in our efforts to do what science and facts dictate seriously undermine our ability to protect everyone on the reservation.”