City of San Mateo Law Library
City of San Mateo Municipal Code.

23.46.030 APPLICABILITY.

(a) This chapter applies to the permitting of small residential rooftop solar energy systems in the City.

(b) Existing small residential rooftop solar energy systems legally established or permitted prior to September 16, 2015, are not subject to the requirements of this chapter unless physical modifications or alterations are undertaken that materially change the size, type, or components of a small residential rooftop solar energy system in such a way as to require new permitting. Routine operation and maintenance or like-kind replacements shall not require a permit.