direct ec european parliament council relat mechan coupl devic motor vehicl trailer attach vehicl european parliament council european union regard treati establish european commun articl thereof regard propos commiss regard opinion econom social committe act accord procedur laid articl treati intern market compris area intern frontier free movement good person servic capit ensur import adopt measur end technic requir motor vehicl trailer satisfi pursuant nation law relat inter alia mechan coupl vehicl requir differ member state member state adopt requir addit place exist rule order eec type approv procedur subject council direct ec februari approxim law member state relat type approv motor vehicl trailer implement direct separ direct eec type approv procedur establish direct eec provis laid direct eec relat vehicl system compon separ technic unit appli direct view improv road safeti facilit interchang motor vehicl trailer intern traffic consid import kind vehicl form road train articul vehicl equip standard harmon mechan coupl system desir follow technic requir ec econom commiss europ unit nation regul relat uniform provis mechan coupl compon combin vehicl regul annex agreement march adopt uniform condit approv reciproc recognit approv motor vehicl equip part intern standard iso consider uniform dimens mechan coupl system ensur interchang individu vehicl form road train articul vehicl guarante free movement good member state adopt direct articl purpos direct vehicl mean motor vehicl defin articl direct eec intend road complet incomplet wheel maximum design speed exceed km trailer except vehicl run rail agricultur forestri tractor mobil machineri mechan coupl type mean mechan coupl devic type approv compon mean articl direct eec grant articl member state refus eec type approv nation type approv vehicl refus prohibit sale registr entri servic vehicl ground relat option equip mechan coupl devic eec compon type approv nation compon type approv mechan coupl prohibit sale mechan coupl devic requir annex satisfi articl member state adopt publish law regul administr provis compli direct month date adopt forthwith inform commiss thereof member state adopt measur refer direct accompani refer occas offici public method make refer laid member state appli provis month date adopt direct articl direct address member state brussel european parliament presid klepsch council presid pangalo oj oj opinion european parliament octob oj council common posit septemb publish offici journal decis european parliament march publish offici journal oj direcitv amend direct eec oj