commiss opinion june address govern unit kingdom provis relat measur field work condit road transport eec letter date april offic perman repres european commun regist secretariat gener commiss april unit kingdom govern present commiss consult draft regul work condit road transport unit kingdom govern consult commiss accord council decis march institut procedur prior examin consult respect law regul administr provis transport propos member state dealt propos regul concern mean implement council regul eec march harmon social condit relat road transport commiss opinion consult essenti fall scope procedur provid articl regul commiss share unit kingdom govern concern creat clear legal situat rule work condit crew vehicl engag road transport regul text commiss mention obligatori interrupt activ drive break half hour divid manner laid articl regul eec articl thereof impos break hour replac break minut driver vehicl refer articl regul eec commiss request unit kingdom govern modifi propos legisl articl regul eec member state appli higher minima lower maxima laid regul attent unit kingdom govern drawn provis articl regul eec commiss quot care ensur regress comparison achiev practic term social protect road safeti exist rule quot relev commun legisl basi adopt provis social regress comparison exist nation legisl commiss request unit kingdom govern review light provis measur propos regul brussel june commiss richard burk member commiss oj oj oj