commiss decis juli defin tax link product import purpos implement articl council direct eec euratom harmon compil gross nation product market price eec euratom commiss european commun regard treati establish european econom commun regard treati establish european atom energi commun regard council direct eec euratom februari harmon compil gross nation product market price articl thereof purpos definit gross nation product market price gnpmp pursuant articl direct eec euratom clarifi definit tax link product import purpos european system integr econom account measur provid decis accord opinion committe establish articl direct eec euratom adopt decis articl purpos implement articl direct eec euratom precis definit tax link product import defin annex hereto articl decis address member state brussel juli commiss hen christophersen vice presid oj annex purpos implement articl direct eec euratom point aim clarifi articl direct definit vat product tax link import exclud vat ad tax paid household gener govern institut european commun record vat product tax link import exclud vat paid household gener govern institut european commun record tax link import exclud vat