This office carries out public administration duties with respect to town planning, regional decision making and buildings regulations. It also deals with violations of building regulations. The office undertakes the role governmental supervision. It carries out expropriation in accordance with the Expropriation Act. It is the appeal body for appealing against decisions made by building offices in individual districts of the city in accordance with the Building Act. The office is responsible for drawing up the energy policy for the region. It also carries out a number of other related takes within the sphere of authority of City Hall.