Joint Tactical Ground Station Operations (U.S. Army Field Manual, FM 40-1)

FM 40-1 is the doctrinal manual for US Army joint tactical ground station (JTAGS) operations. The document addresses all theater missile defense operational elements including passive defense, attack operations, active defense, and battle management, command, control, communications, computers, and intelligence (BM/C4I). This manual provides the doctrinal base for its integration into joint theater missile defense (JTMD) and explains how United States Space Command (USSPACECOM), through United States Army Space Command (ARSPACE) and theater commanders in chief (CINCs), commands and controls JTAGS operational units to contribute to JTMD. The policies, guidance, and information provided herein detail requirements necessary for successful coordination of JTAGS within the Army and other service components. Its contents apply to Army JTAGS operations worldwide.