 It would involve new buildings ( of new office space) but also more efficient use of existing space.This is primarily through replacing numerous smaller buildings with fewer, larger, buildings.In March 2009, a French-Belgian-British team led by French architect Christian de Portzamparc won a competition to redesign the Wetstraat/Rue de la Loi between Maalbeek/Maelbeek Garden and Residence Palace in the east to the small ring in the west.