En outre, en ce qui concerne les lieux de travail ayant subi, "après le 31 décembre 1992, des modifications, extensions et/ou transformations, l'employeur prend les mesures nécessaires pour que ces modifications, extensions et/ou transformations soient conformes aux prescriptions minimales correspondantes figurant à l'annexe I" (article 5 de la directive 89/654/CEE).
In addition in respect of "workplaces which have been subject, after 31 December 1992, to modifications, extensions and/or renovations, the employer must take the measures necessary to ensure that such modifications, extensions or renovations conform to the minimum levels corresponding to those described in the Annex I" (Article 5 of Directive 89/654/CEE).