[[File:Scheme_Havana_Plan_Piloto,_collective_housing_blocks_planned_for_Old_Havana_once_the_colonial_buildings_have_been_demolished.jpg|thumb|right|Collective housing blocks planned for Havana Vieja once the colonial buildings were demolished, new legislation would specify a process by which the consent of the existing municipal government would be required for any new "reparto," a process that would allow the imposition of certain design criteria, including provisions for new utilities, open space, community uses, built densities, and building types.