As to paragraph 12.3: Due to the large number of different vehicles in-service, which stretch back in time to the first motorised vehicles, it is not appropriate to make the requirements retroactive.
Paragraphe 12.3: Compte tenu de l &apos; important parc de véhicules différents actuellement en service, qui remonte jusqu &apos; aux origines de l &apos; automobile, il ne serait pas judicieux de donner un effet rétroactif aux prescriptions.