AF ▁T AC P , ▁when ▁operation ally ▁employed ▁as ▁an ▁element ▁of ▁the ▁Theater ▁Air ▁Control ▁System ▁( TAC S ), ▁is ▁sub ordinate ▁to ▁the ▁Air ▁Support ▁Oper ations ▁Center ▁( AS OC ), ▁which ▁in ▁turn ▁is ▁sub ordinate ▁to ▁the ▁Air ▁Oper ations ▁Center ▁( A OC ). ▁The ▁A OC ▁is ▁the ▁senior ▁T AC S ▁ag ency ▁responsible ▁for ▁the ▁central ized ▁control ▁and ▁decent ral ized ▁execution ▁of ▁air power ▁in ▁support ▁of ▁the ▁J oint ▁Force ▁Commander . ▁The ▁US AF / USA ▁Mem or and um ▁requires ▁the ▁US AF ▁to ▁provide ▁Air ▁L ia ison ▁Offic ers , ▁Battalion ▁Air ▁L ia ison ▁Offic ers , ▁en list ed ▁techn icians ▁( 1 Z 3 X 1 s ) ▁sk illed ▁in ▁planning , ▁request ing , ▁and ▁man aging ▁air power ▁resources , ▁and ▁ 1 Z 3 X 1 ▁J oint ▁Terminal ▁Att ack ▁Cont rollers ▁( J TAC s ). ▁J TAC s ▁are ▁spe cially ▁trained ▁and ▁cert ified ▁air men ▁who ▁provide ▁terminal ▁control ▁of ▁air power , ▁usually ▁in ▁the ▁form ▁of ▁Close ▁Air ▁Support ▁miss ions . ▁The ▁T AC P ▁also ▁provides ▁US AF ▁Int elligence , ▁Space , ▁Electron ic ▁War fare , ▁We ather , ▁and ▁other ▁l ia isons ▁to ▁the ▁Army . ▁These ▁l ia isons ▁serve ▁as ▁US AF ▁subject - m atter ▁exper ts ▁within ▁their ▁areas ▁of ▁expert ise ▁and ▁assist ▁in ▁planning ▁and ▁integr ating ▁these ▁functions