Council Directive 77/536/EEC of 28 June 1977 on the approximation of the laws of the Member States relating to the roll-over protection structures of wheeled agricultural or forestry tractors
Modified by
Council Directive 89/680/EEC of 21 December 1989 amending directive 77/536/EEC on the approximation of the laws of the member states relating to the roll-over protection structures of wheeled agricultural or forestry tractors
January 3, 1990 article 9 Amendment