44a. ‘integrated district’ means a district selected on the basis of an analysis of building stock, taking into account the area-specific potentials for energy efficiency measures by means of clear and measurable objectives and that develops renovation road map templates for similar building types, following an adequate analysis of local conditions, with the aim of a rapid, resource-efficient and mutually coordinated transformation of buildings, as well as other aspects, such as the social structure, the economic and environmental conditions and the energy supply infrastructure of buildings