decis ec efta joint committe simplif formal trade good octob amend annex convent simplif formal trade good ec joint committe regard convent simplif formal trade good articl thereof annex convent specimen form singl administr document amend commun legisl dispens nation statist subdivis combin nomenclatur provis stipul addit charact taric code data element contain subdivis box singl administr document limit charact data element subdivis box extend charact import maintain complet harmon form contract parti provis implement januari consequ amend annex decid articl appendic annex convent separ subdivis box form move tenth inch mm left articl specimen form date applic decis form prior date continu stock exhaust june articl decis enter forc januari interlaken octob joint committe chairman dietrich oj council regul eec oj