ans it ▁Card ▁no ▁longer ▁issue ▁due ▁up coming ▁full ▁electronic ▁to ll ▁collection ▁at ▁all ▁PL US ▁Cl osed ▁system , ▁customer ▁must ▁touch ▁in ▁and ▁out ▁with ▁the ▁same ▁card ▁ ▁Electron ic ▁to ll ▁collection ▁There ▁are ▁three ▁types ▁of ▁the ▁electronic ▁to ll ▁collection ▁( ET C ) ▁systems , ▁Touch ▁' n ▁Go ▁card ▁unit , ▁Sm art ▁T AG ▁on ▁board ▁unit ▁and ▁R F ID ▁tag . ▁Touch ▁' n ▁Go ▁and ▁Sm art ▁T AG , ▁have ▁been ▁made ▁comp uls ory ▁in ▁all ▁express ways ▁since ▁ 1 ▁July ▁ 2 0 0 4 , ▁following ▁the ▁instruction ▁of ▁the ▁Works ▁Minister , ▁Dat uk ▁Ser i ▁S . ▁Sam y ▁V ell u . ▁Other ▁electronic ▁payment ▁systems ▁that ▁were ▁previously ▁used ▁by ▁other ▁highway ▁operators ▁such ▁as ▁PL US ▁T AG ▁for ▁all ▁PL US ▁express ways ▁network , ▁Express ▁T AG ▁for ▁Shah ▁Al am ▁Express way , ▁F as T rak ▁for ▁Dam ans ara – P uch ong ▁Express way ▁and ▁S print ▁Express way ▁and ▁S aga Tag ▁in ▁Ch eras – K aj ang ▁Express way , ▁were ▁abol ished ▁in ▁a ▁move ▁to ▁standard ise ▁the ▁electronic ▁payment ▁method . ▁ ▁{ | ▁class =" wik itable ▁sort able " ▁style =" margin - left : 1 em ; ▁margin - bottom : 1 em ; ▁color : black ; ▁font - size : 9 5 %; " ▁| ▁! ▁col span =" 3 " ▁!