23.24.030 Local Amendment Regarding Mandatory Solar Installations
Subchapter 5—"Nonresidential, High-rise Residential, and Hotel/Motel Occupancies – Performance and Prescriptive Compliance Approaches for Achieving Energy Efficiency," Section 140.0(b), of the state Energy Code is amended to include:
A. Solar photovoltaic systems shall be installed as follows:
1. New residential buildings four stories or more shall provide a minimum of a 3-kilowatt photovoltaic system.
2. New non-residential buildings with less than 10,000 square feet of gross floor area shall provide a minimum of a 3- kilowatt photovoltaic system.
3. New non-residential buildings greater than or equal to 10,000 square feet of gross floor area shall provide a minimum of a 5-kilowatt photovoltaic system.
Exception to Section A: As an alternative to a solar photovoltaic system, all of the building types listed above may provide a solar hot water system (solar thermal) with a minimum collector area of 40 square feet.