Wind River Agency - Assignment and Range Application Notice The Wind River Agency is accepting applications for available range units and assignments. These units are available only to enrolled Eastern Shoshone or Northern Arapaho Tribal Members. All permits and leases are subject to applicable requirements under 25 CFR, WRITC Resolution 2025-12120, NABC 2025-2061 Grazing Policy and Procedures, WRITC Resolution 2025-12119, and NABC 2025-2060 Rules Governing Assignment.