Excessive requirements relating to design features such as size, cross ventilation, natural daylight and building depth are adding as much as $150,000 to the cost of delivering new apartments in Sydney compared to the case in Melbourne, a property industry lobby group has claimed.

Unveiling the results of its latest research, the Urban Taskforce says that an average newly constructed apartment containing two bedrooms and two bathrooms which could be purchased for $750k in Sydney could be purchased for just $600k if applicable design standards in Melbourne were applied. Urban Taskforce chief executive officer…