regul eec council decemb conclud agreement european econom commun swiss confeder adopt provis implement conclud addit agreement valid princip liechtenstein agreement european econom commun swiss confeder juli council european commun regard treati establish european econom commun articl thereof regard propos commiss agreement european econom commun swiss confeder sign brussel juli conclud declar annex final act addit agreement valid abovement agreement princip liechtenstein likewis sign brussel juli adopt agreement establish joint committe repres commun committe appoint adopt regul articl agreement european econom commun swiss confeder annex protocol thereto declar annex final act conclud addit agreement valid abovement agreement princip liechtenstein adopt confirm behalf commun text agreement final act annex regul articl pursuant articl agreement presid council european commun give notif procedur entri forc agreement complet part commun articl joint committe provid articl agreement commun repres commiss assist repres member state articl regul enter forc decemb regul bind entireti directli applic member state brussel decemb council presid westerterp