commiss decis juli amend time decis eec design develop area pursuant articl belgian law decemb french dutch version text authent eec eec commiss european commun regard treati establish european econom commun articl thereof decis eec commiss defin posit compat common market design area qualifi region aid provid belgian econom expans law decemb articl decis commiss belgian develop area qualifi aid ceil net grant equival invest ecu job creat limit net grant equival invest subparagraph articl inclus categori arrondiss hasselt masseik tongeren provinc limburg limit period year date decis commiss review socio econom situat arrondiss period expir commiss carri review decis eec replac subparagraph articl decis eec inclus categori arrondiss hasselt maaseik tongeren provinc limburg limit period end juli commiss review socio econom situat arrondiss period expir letter date belgian govern forward commiss inform socio econom situat arrondiss refer basi inform statist data possess commiss review socio econom situat arrondiss provid articl decis eec appar commiss review unemploy situat arrondiss maaseik improv slightli unemploy remain high situat arrondiss tongeren hasselt improv begin subsequ declin result closur coalmin arrondiss hasselt septemb march review condit grant derogatiosn provid articl decis eec met mainten ceil arrondiss justifi period year time situat limburg improv commiss review situat period expir adopt decis articl subparagraph articl decis eec replac inclus categori arrondiss hasselt masseik tongeren provinc limburg limit period end juli commiss review socio econom situat arrondiss period expir articl decis address kingdom belgium brussel juli commiss peter sutherland member commiss oj oj