decis repres govern member state european coal steel commun meet council decemb open tariff prefer product provinc commun origin zimbabw ecsc repres govern member state european coal steel commun abovement member state conclud treati establish european coal steel commun interim agreement european econom commun republ zimbabw enter forc januari parallel agreement member state european coal steel commun republ zimbabw submit approv signatori state accord constitut rule anxiou appli concomitantli tariff provis laid agreement agreement commiss decid articl date entri forc interim agreement european econom commun republ zimbabw entri forc agreement product provinc european coal steel commun sign novemb hut latest decemb abovement product admit import commun origin zimbabw free custom duti charg equival effect articl provis lai rule origin applic interim agreement appli decis articl member state decid mutual agreement protect measur suggest member state commiss articl member state measur implement decis brussel decemb presid colett flesch