decis european parliament council decemb appoint independ supervisori bodi provid articl ec treati european data protect supervisor ec european parliament council european union regard treati establish european commun articl thereof regard regul ec european parliament council decemb protect individu regard process person data commun institut bodi free movement data articl thereof regard propos list candid drawn commiss april accord articl regul ec public call candid view appoint european data protect supervisor assist supervisor articl regul ec european parliament council appoint common accord european data protect supervisor assist supervisor term year decid articl appoint term year effect date public decis european data protect supervisor mr peter johan hustinx assist supervisor mr joaquin bayo delgado articl decis publish offici journal european union brussel decemb european parliament presid cox council presid matteoli oj