Whereas Article 9 of Directive 77/536/EEC (4), as last amended by Directive 87/354/EEC (5), limits the scope of the said Directive to wheeled agricultural or forestry tractors with a mass of between 1,5 and 4,5 tonnes; whereas an increase of 1,5 tonnes in the maximum mass as laid down at present would not entail any major disadvantages from the standpoint of safety on the roads and safety at work on the land;
considérant que la directive 77/536/CEE (4), modifiée en dernier lieu par la directive 87/354/CEE (5), limite à son article 9 son champ d'application aux tracteurs d'une masse comprise entre 1,5 et 4,5 tonnes; qu'une augmentation de