commiss opinion septemb address govern ireland accord articl council regul eec march harmon social legisl relat road transport eec letter april perman repres european commun govern ireland submit commiss consult accord articl regul eec measur propos implement commiss decis eec decemb author ireland measur respect nation road transport involv exempt provis abovement regul measur propos govern ireland give rise object commiss brussel septemb commiss richard burk member commiss oj oj