20240719 16195200 1.0 TRUE Reservation Boundaries Feature class created by the Montana State Office GIS staff, January 2020. Reservation polygons were gathered from a variety of sources and stitched together. Most reservations -- BIA Branch of Geospatial Support, https://biamaps.doi.gov/dataDownload/index.htmlCrow -- Modified from BIA Branch of Geospatial Support. Sisseton (Lake Traverse) -- Census Tiger file, https://www.census.gov/cgi-bin/geo/shapefiles/index.phpOff-reservation trust land was removed for most reservations, as this trust land is outside of the reservation boundaries. BLM Montana/Dakotas