This introduction to tribal emergency preparedness law outlines and provides examples of tribal emergency preparedness authorities. It also addresses federal Indian law and the principles governing relationships among tribes, states, and the federal government in the context of emergency preparedness. The brief concludes with a discussion of cross-jurisdictional coordination between tribes and other jurisdictions.
https://www.cdc.gov/phlp/publications/topic/briefs/brief-tribalemergency.html