1. The Working Party on Lighting and Light-Signalling (GRE) held its seventieth session from 21 to 23 October 2013 in Geneva, under the chairmanship of Mr. M. Gorzkowski (Canada). Experts from the following countries participated in the work following Rule 1(a) of the Rules of Procedure of the World Forum for Harmonization of Vehicle Regulations (WP.29) (TRANS/WP.29/690 and Amend. 1): Austria; Belgium; Canada; China; Czech Republic; Finland; France; Germany; Hungary; India; Italy; Japan; the Netherlands; Poland; the Republic of Korea; the Russian Federation; Serbia; Spain; South Africa and the United Kingdom of Great Britain and Northern Ireland (UK). An expert from the European Commission (EC) participated. Experts from the following non-governmental organizations also took part in the session: European Association of Automotive Suppliers (CLEPA); International Electrotechnical Commission (IEC); International Motorcycle Manufacturers Association (IMMA); International Organization of Motor Vehicle Manufacturers (OICA) and Society of Automotive Engineers (SAE). Upon the invitation of the Chair, the experts from the International Automotive Lighting and Light Signalling Expert Group (GTB) and the expert from the International Association of the Body and Trailer Building Industry (CLCCR) participated.