Residential density and affordability.

The Planning and Zoning Law requires a city, county, or city and county to ensure that its housing element inventory, as described, can accommodate its share of the regional housing need throughout the planning period. The law also prohibits a city, county, or city and county from reducing, requiring, or permitting the reduction of the residential density to a lower residential density that is below the density that was utilized by the Department of Housing and Community Development in determining compliance with housing element law, unless the city, county, or city and county makes written findings supported by substantial evidence that the reduction is consistent with the adopted general…