No L 9/24 Official Journal of the European Communities 12. 1. 84 COMMISSION DIRECTIVE of 14 December 1983 adapting to technical progress Council Directive 76/756/EEC on the approxima- tion of the laws of the Member States relating to the installation of lighting and light-signalling devices on motor vehicles and their trailers (84/8/EEC) THE COMMISSION OF THE EUROPEAN COMMUNITIES, Having regard to the Treaty establishing the European Economic Community, Having regard to Council Directive 70/156/EEC of 6 February 1970 on the approximation of the laws of the Member States relating to the type-approval of motor vehicles and their trailers ('), as last amended by Direc- tive 80/1267/EEC (*) and by the Act of Accession of Greece, and in particular Article 11 thereof, Having regard to Council Directive 76/756/EEC of 27 July 1976 on the approximation of the laws of the Member States relating to the installation of lighting and light-signalling devices on motor vehicles and their trailers (}), as last amended by Directive 83/276/EEC (%), and in particular Article 4 thereof, Whereas, in the light of experience gained and in view of technical progress, it is now possible not only to supplement certain requirements and bring them more into line with actual test conditions, but also to render them more stringent with a view to increasing the safety of both the occupants of the vehicles and other road users; Whereas the measures provided for in this Directive are in accordance with the opinion of the Committee for the Adaptation to Technical Progress of Directives on the Removal of Technical Barriers to Trade in the Motor Vehicles Sector, HAS ADOPTED THIS DIRECTIVE : Article 1 Annex I to Directive 76/756/EEC is hereby amended as set out in the Annex to this Directive. Article 2 1.  With effect from 1 October 1984, no Member State may, on grounds relating to the installation of the lighting and light-signalling devices, whether () OJ No L 42, 23. 2. 1970, p. 1. () O] No L 375, 31. 12. 1980, p. 34. () O] No L 262, 27. 9. 1976, p. 1. () OJ No L 151, 9. 6. 1983, p. 47. mandatory or optional, listed in items 1.5.7 to 1.5.20 of Annex I to Directive 76/756/EEC : — refuse, in respect of a type of vehicle, to grant EEC type-approval, to issue the document referred to in the last indent of Article 10 (1) of Directive 70/156/EEC, or to grant national type-approval, or — prohibit the entry into service of vehicles, if the installation of the said lighting and light- signalling devices on this type of vehicle or on these vehicles complies with the provisions of this Directive. 2. With effect from 1 April 1985, Member States : — shall no longer issue the document referred to in the last indent of Article 10 (1) of Directive 70/156/EEC in respect of a type of vehicle in which the installation of the said lighting and light-signalling devices does not comply with the provisions of this Directive, — may refuse to grant national type-approval in respect of a type of vehicle in which the installa- tion of the said lighting and light-signalling devices does not comply with the provisions of this Directive. 3. With effect from 1 October 1987, Member States may prohibit the entry into service of vehicles in which lighting and light-signalling devices does not comply with the provisions of this Directive. Article 3 Member States shall bring into force the provisions necessary in order to comply with this Directive not later than 1 October 1984 and shall forthwith inform the Commission thereof. Article 4 This Directive is addressed to the Member States. Done at Brussels, 14 December 1983. For the Commission Karl-Heinz NARJES Member of the Commission