From the Document: "This Insight provides a brief overview of presidential declarations under the Robert T. Stafford Disaster Relief and Emergency Assistance Act (hereinafter the Stafford Act--42 U.S.C. §5121 et seq.) that could be authorized in response to public health incidents. It also provides examples of Stafford Act declarations that have been previously issued to address public health hazards, including infectious disease incidents, which may be relevant to the current outbreak of coronavirus disease 2019 (COVID-19)."
CRS Insight, IN11229
Congressional Research Service: https://crsreports.congress.gov/