Illinois residents enrolling at Knox for the first time and citizens of a Native nation indigenous to Illinois, regardless of whether they live in the state, including:
- Peoria Tribe of Indians of Oklahom
- Meskwaki Nation/Sac & Fox Tribe of the Mississippi in Iowa
- Sac & Fox Nation of Missouri in Kansas and Nebraska
- Sac & Fox Nation of Oklahoma
- Miami Nation of Indians of the State of Indiana
- The Miami Tribe of Oklahoma
- Alexis Nakota Sioux Nation
- Cheyenne River Sioux Tribe
- Fort Peck Tribes
- Lower Brule Sioux Tribe
- Prairie Island Indian Community
- Rosebud Sioux Tribe
- Sisseton Wahpeton Oyate
- Shakopee Mdewakanton Sioux Community
- Yankton Sioux Tribe
- Kickapoo Traditional Tribe of Texas
- Kickapoo Tribe of Oklahoma
- Kickapoo Tribe in Kansas
- Citizen Potawatomi Nation
- Pokagon Band of Potawatomi
- Nottawaseppi Huron Band of the Potawatomi
- Forest County Potawatomi
- Prairie Band Potawatomi