There are usually quite a lot of regulations on dwellings, often including room size, layout, window placement, ceiling height, etc. The specific "guidelines"

There are usually quite a lot of regulations on dwellings, often including room size, layout, window placement, ceiling height, etc. The specific "guidelines" for places I've lived are: https://www.planning.vic.gov.au/__data/assets/pdf_file/0030/80994/Apartment-Design-Guidelines-for-Victoria_August-2017.pdf https://www.planning.vic.gov.au/__data/assets/pdf_file/0030/... http://default.sfplanning.org/publications_reports/residential_design_guidelines.pdf http://default.sfplanning.org/publications_reports/residenti... The San Francisco guidelines are particularly onerous, but the Victorian guidelines still set e.g. minimum sizes for bedrooms and living areas.