The following countries were represented , following Rule 1 ( a ) of the Rules of Procedure of WP.29 ( TRANS/WP.29/690 ) : Australia ; Austria , Belgium ; Bulgaria ; Croatia ; Czech Republic ; Estonia ; Finland ; France ; Germany ; Hungary ; India ; Italy ; Japan ; Latvia ; Luxembourg ; Netherlands ; Norway ; People 's Republic of China ; Poland ; Republic of Korea ; Republic of South Africa ; Romania ; Russian Federation ; Slovakia ; Slovenia ; Spain ; Switzerland ; Turkey ; Ukraine ; United Kingdom of Great Britain and Northern Ireland ; United States of America . Representatives of the European Community ( EC ) participated .