Marin County Building Code Amendments: Ordinance No. 3533 (Marin County, CA 2010)
New residential construction of 500 square feet or more, remodels or renovations resulting in 1,500 square feet total or more, multi-family residential construction and new commercial buildings with 5,000 square feet or more must exceed the Current Standards by the percentage listed in the compliance table for each structure. Building permits will not be issued without proof of compliance. Homes over 7,000 square feet must reach net zero energy. Projects may use photovoltaic credits and/or Alternative Proposed Design Credit to meet the requirements of the compliance tables.