Panel Permits: El Cerrito vs San Ramon
How do panel permits rules compare between El Cerrito, CA and San Ramon, CA?
El Cerrito and San Ramon have similar restriction levels.
El Cerrito, CA
Contra Costa County
Unincorporated Contra Costa County issues residential solar permits through the SolarAPP+ online platform in compliance with AB 2188 (3-day expedited processing). Permits are required for photovoltaic and solar-thermal installations under Title 7 of the County Ordinance Code.
View full El Cerrito rules →San Ramon, CA
Contra Costa County
San Ramon streamlines solar permits under California AB 2188 and SB 379, which require expedited review and online permitting for small residential rooftop solar. Standard rooftop photovoltaic (PV) systems under 10 kW receive same-day or next-business-day permit issuance through SolarAPP+ or equivalent. Title 24 Solar Mandate (2020) requires solar on most new single-family and low-rise multifamily construction. NEM 3.0 (Net Billing Tariff) applies to systems interconnected after April 15, 2023 with PG&E.
View full San Ramon rules →Key Facts Comparison
| Fact | El Cerrito | San Ramon |
|---|---|---|
| State requirement | AB 2188 — 3-day expedited processing | - |
| Platform | SolarAPP+ for instant-review projects | - |
| Governing codes | CBC/CRC + CEC Article 690; Title 24 | - |
| New home mandate | Solar PV required on new construction (2019 Energy Code) | - |
| Storage | ESS permit per NEC 706 and CRC R328 | - |
| - | - |
Highlighted rows indicate differences between cities.
El Cerrito FAQ
How long does it take to get a solar permit?
Under AB 2188, standard residential rooftop PV permits must be issued within 3 business days of a complete application. With SolarAPP+, many applications receive a permit same-day.
Do I need a permit if my installer does the paperwork?
Yes, but the installer typically pulls the permit on your behalf. Confirm your contractor has pulled the permit and scheduled the final inspection before paying in full.
San Ramon FAQ
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