Treaty establishing the European Community (Amsterdam consolidated version) - Part Three: Community policies - Title XI: Social policy, education, vocational training and youth - Chapter 1: Social Provisions - Article 142
Official Journal C 340 , 10/11/1997 P. 0243 - Consolidated version
Treaty establishing the European Community (Amsterdam consolidated version) Article 142 Member States shall endeavour to maintain the existing equivalence between paid holiday schemes.