commiss regul eec decemb amend council regul eec consequ introduct combin nomenclatur commiss europeancommun regard treati establish european econom commun regard council regul eec juli tariff statist nomenclatur common custom tariff amend regul eec subparagraph articl thereof regard council regul eec octob common organ market pigmeat amend regul eec articl thereof effect januari regul eec establish basi harmon system combin good nomenclatur meet requir common custom tariff extern trade statist commun commiss regul eec april lai detail rule intervent bui pigmeat amend regul eec council regul eec octob lai rule calcul compon levi pig carcas amend regul eec adapt account combin nomenclatur base harmon system measur provid regul accord opinion manag committe pigmeat adopt regul articl annex regul eec replac annex hereto articl articl regul eec replac articl pig carcas carcas half carcas domest swine bled eviscer bristl hoov remov half carcas deriv carcas divis centr cervic dorsal lumbar sacral vertebra centr sternum ischio pubic symphysi carcas half carcas head feet flare fat kidnei tail diaphragm half carcas spinal cord brain tongu carcas half carcas sow udder mammari gland articl regul enter forc januari regul bind entireti directli applic member state brussel decemb commiss fran andriessen vice presid oj oj oj oj oj oj oj oj annex annex product bought carcas half carcas fresh chill subhead combin nomenclatur anim slaughter dai previous bled symmetr divid spine offer head chap neck flare fat kidnei forefeet tail flank marrow belli streaki fresh chill subhead combin nomenclatur anim slaughter dai previous maximum weight kg piec rib cut angl shoulder fourth rib present rind flank outer pig fat dug subcutan pig fat fresh chill subhead combin nomenclatur anim slaughter dai previous cut angl present rind free meat minimum thick cm minimum width cm back belli product refer chill time slaughter intern temperatur exceed