NIGC National Training Conference July 29-30, 2025 River Spirit Casino Resort 8330 Riverside Pkwy, Tulsa, OK 74137 NIGC training events are free to attend. Participants are responsible for their own travel, lodging, and meals. NIGC attendees can receive a special room rate at River Spirit—reserve your stay here: National Indian Gaming Commission July 2025 FY25 NTC …