JP 3-28, page 156

Glossary GL-4 JP 3-28 OPCON operational control OSC on-scene commander OSD Office of the Secretary of Defense PA public affairs PCA Posse Comitatus Act PIO public information officer POD port of debarkation POE port of embarkation PPD Presidential policy directive PSYOP psychological operations (forces) RC Reserve Component RFA request for assistance ROE rules of engagement RS religious support RST religious support team RUF rules for the use of force SAR search and rescue SecDef Secretary of Defense SIOC Strategic Information and Operations Center (FBI) SME subject matter expert SROE standing rules of engagement SRUF standing rules for the use of force TAG the adjutant general UAS unmanned aircraft system UCP Unified Command Plan USA United States Army USACE United States Army Corps of Engineers USAF United States Air Force USAID United States Agency for International Development USARNORTH United States Army, North USC United States Code USCG United States Coast Guard USDA United States Department of Agriculture USG United States Government USINDOPACOM United States Indo-Pacific Command USMC United States Marine Corps USN United States Navy USNORTHCOM United States Northern Command USSS United States Secret Service (DHS) USTRANSCOM United States Transportation Command UXO unexploded explosive ordnance