decis eec norwai joint committe januari supplement amend framework joint declar review origin rule result introduct harmon system annex iii protocol definit concept origin product method administr cooper ec joint committe regard agreement european econom commun kingdom norwai sign brussel regard protocol definit concept origin product method administr cooper hereinaft refer protocol articl thereof joint declar annex decis eec norwai joint committe condit review made rule origin result introduct harmon system alter result situat prejudici interest sector concern substanc rule origin concern restor decis rule origin applic copolym hs head no polyest hs head cellulos chemic deriv includ primari form hs head sheet regener cellulos polyamid polyethylen hs head refin copper unwrought hs head establish decis eec norwai joint committe amend restor substanc rule introduct harmon system decid articl head relev rule list annex decis replac head rule list annex iii protocol eec norwai agreement articl decis appli effect januari brussel januari joint committe presid benavid sala annex gt tabl gt