commiss regul ec decemb amend council regul eec statist classif product activ cpa european econom commun commiss european commun regard treati establish european commun regard council regul eec octob statist classif product activ european econom commun amend commiss regul ec articl thereof regul eec establish statist classif product activ hereinaft call cpa meet requir statist commun updat statist classif econom activ commonli nace rev commun necessit amend cpa revis harmonis system combin nomenclatur hs cn pursuant commiss regul ec august amend annex council regul eec tariff statist nomenclatur common custom tariff necessit amend cpa align clarif text amend cpa maintain intern link system bring converg world level regul eec amend measur provid regul accord opinion statist programm committe adopt regul articl annex regul eec replac text annex regul articl regul enter forc dai public offici journal european commun regul appli januari regul bind entireti directli applic member state brussel decemb commiss pedro solb mira member commiss oj oj oj annex cpa en structur gt tabl gt