ation ▁of ▁independent ▁local ▁government ▁units ▁( L G Us ), ▁the ▁third ▁level ▁government ▁in ▁the ▁Philipp ine ▁political ▁system . ▁ ▁History ▁The ▁original ▁B LIST ▁concept ▁was ▁visual ized ▁by ▁the ▁key ▁st ake hold ers ▁in ▁August ▁ 1 9 9 0 ▁after ▁the ▁ 1 9 9 0 ▁Lu zon ▁earth qu ake ▁dev ast ated ▁B agu io . ▁Support ed ▁by ▁a ▁European ▁Union ▁grant ▁in ▁ 1 9 9 2 , ▁the ▁B LIST ▁Urban ▁Plan ▁was ▁completed ▁in ▁ 1 9 9 4 , ▁which ▁aim ed ▁to ▁re construct ▁the ▁city ▁following ▁the ▁earth qu ake ▁and ▁to ▁reduce ▁over c row ding ▁in ▁the ▁city . ▁The ▁concept ▁was ▁not ▁supported ▁by ▁the ▁component ▁Beng uet ▁municipal ities ▁of ▁La ▁Tr in idad , ▁It og on , ▁Sab lan , ▁and ▁T uba ▁such ▁that ▁it ▁was ▁prepared ▁with ▁little ▁consult ation , ▁and ▁was ▁primarily ▁developed ▁for ▁the ▁sole ▁convenience ▁of ▁B agu io . ▁ ▁In ▁ 2 0 0 9 , ▁the ▁municipality ▁of ▁T ub lay ▁in ▁the ▁Province ▁of ▁Beng uet ▁was ▁included ▁in ▁the ▁new ▁B LIST T ▁plan ▁as ▁rev ived ▁by ▁the ▁Regional ▁Development ▁Council ▁of ▁the ▁Cord ill era ▁Administr ative ▁Region ▁( R DC - C AR ). ▁▁ ▁The ▁concept ▁had ▁long ▁been ▁pushed ▁through ▁by ▁the ▁city ▁government ▁of ▁B agu io , ▁for ▁the ▁prime ▁purpose ▁of ▁alle vi ating ▁the ▁city ' s ▁over pop ulation ▁and