The U.S. Attorney General can issue memoranda directing component agencies within the Department of Justice, including the FBI, to assist in protecting federal facilities such as Immigration and Customs Enforcement (ICE) facilities.
October 05, 2025
high
legal
Mechanism for Department of Justice coordination to protect federal facilities.
Sanctuary policies are municipal or local-government policies that restrict or prohibit local cooperation with federal immigration enforcement, including measures that bar federal agents from using city-owned property or local law enforcement resources for immigration operations.
high
definition
Describes the general nature and scope of sanctuary policies as a policy category.
Federal immigration enforcement operations sometimes use municipal properties such as police departments, city parking lots, garages, or other city-owned facilities as staging areas, processing locations, or operational bases.
high
policy
Describes common operational practices used in immigration enforcement.
When municipal sanctuary policies bar federal immigration agents from using city-owned property for staging or operations, agents may be forced to prepare and brief operations in public locations (for example, supermarkets, office parks, or parks), which can increase the visibility and exposure of enforcement personnel.
medium
process
Describes a reported operational consequence of restrictions on use of municipal property for enforcement staging.
Municipal executive orders or local ordinances can include provisions that enable private businesses to refuse federal agents permission to use their private property as staging or operational sites for immigration enforcement.
high
policy
Describes a type of provision that local governments can adopt in laws or executive actions relating to immigration enforcement.
Immigration and Customs Enforcement (ICE) and Customs and Border Protection (CBP) are law enforcement components within the U.S. Department of Homeland Security that conduct immigration enforcement operations.
high
descriptive
Organizational role of ICE and CBP within DHS and their enforcement function.
U.S. immigration enforcement operations have targeted individuals alleged to be involved in gang membership, drug trafficking, child abuse, assault, fraud, illegal reentry, larceny, driving under the influence (DUI), and aggravated assault.
high
descriptive
Common categories of alleged criminal activity cited in immigration enforcement actions.