Council Directive 70/157/EEC of 6 February 1970 on the approximation of the laws of the Member States relating to the permissible sound level and the exhaust system of motor vehicles
Modified by
Council Directive 87/354/EEC of 25 June 1987 amending certain directives on the approximation of the laws of the Member States relating to industrial products with respect to the distinctive numbers and letters indicating the Member States
June 29, 1987 annex 2 Amendment
June 29, 1987 annex 4 Amendment