Stafford Act Emergency Declarations for Attacks on Federal Property [January 12, 2021] [open pdf - 681KB]
From the Document: "In response to an attack (or other exigency) on federal property, the President may issue a declaration of an emergency under the Robert T. Stafford Disaster Relief and Emergency Assistance Act (P.L. 93-288, Stafford Act; 42 U.S.C. §§5121 et seq.). This Insight describes the types of federal assistance that may be provided by the Federal Emergency Management Agency (FEMA) under an emergency declaration to support response and recovery efforts following an attack on federal property and includes historical examples of such declarations."
CRS Insight, IN11571
Congressional Research Service: https://crsreports.congress.gov/