Panel Permits: Fremont vs Hayward
How do panel permits rules compare between Fremont, CA and Hayward, CA?
Fremont and Hayward have similar restriction levels.
Fremont, CA
Alameda County
Fremont offers streamlined solar permits under state law AB 2188 with instant online review for qualifying residential rooftop systems under 10 kW.
View full Fremont rules →Hayward, CA
Alameda County
Hayward requires electrical and building permits for solar PV installations but uses the state SolarAPP+ instant online permit system. Title 24 mandates solar on new homes since 2020.
View full Hayward rules →Key Facts Comparison
| Fact | Fremont | Hayward |
|---|---|---|
| Streamlined | AB 2188 / SolarAPP+ | - |
| Instant Review | Residential under 10 kW | - |
| New Homes | PV mandate (Title 24) | - |
| Battery Storage | Plan check required | - |
| Contact | (510) 494-4460 | - |
| SolarAPP+ | - | Instant permits available |
| Size limit online | - | 38.4 kW residential |
| Title 24 | - | Solar required new homes |
| Civil Code 714 | - | HOA restrictions void |
| Battery storage | - | Separate plan review |
Highlighted rows indicate differences between cities.
Fremont FAQ
How long does a solar permit take in Fremont?
Code-compliant residential rooftop systems via SolarAPP+ often receive same-day approval; complex projects take 1-2 weeks.
Are batteries included in streamlined permits?
ESS under 10 kWh may qualify for streamlined review; larger systems require full plan check and fire setbacks.
Hayward FAQ
How fast can I get a solar permit in Hayward?
SolarAPP+ issues most standard residential permits in under 15 minutes online, with same-day fee payment.
Do new Hayward homes need solar?
Yes, Title 24 has mandated rooftop solar on new single-family homes since January 2020.
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