Belgium–Luxembourg Economic Union entrusted to a Board of Directors consisting of two Belgian members (including the chairman) and one Luxembourgish member, and the Higher Council of the Union (with three Belgian and two Luxembourgish members). Belgium–Luxembourg Economic Union The Belgium–Luxembourg Economic Union (, , ), abbreviated to BLEU or UEBL, is an economic union between Belgium and Luxembourg, two countries in the Benelux Union. BLEU was created by a treaty, signed on 25 July 1921, despite a referendum against such a proposal, between Belgium and Luxembourg, and came into effect upon ratification by the Luxembourg Chamber of Deputies on 22 December 1922. Under
Belgium–Netherlands border Belgium–Netherlands border The Belgium–Netherlands border separates Belgium and the Netherlands and is 450 km long. Belgium and the Netherlands are part of the Schengen Area. This means there are no permanent border controls at this border. On the Belgian side, the border is shared by four Flemish provinces (out of the five in the Flemish Region). From west West Flanders, East Flanders, Antwerp and Limburg (Belgium). A small part is shared by the Walloon province of Liège, which also includes the German-speaking East Cantons. At the Dutch side, the border is shared by three provinces: Zeeland, North Brabant and Limburg.