Panel Permits: Hayward vs Sunol
How do panel permits rules compare between Hayward, CA and Sunol, CA?
Hayward and Sunol have similar restriction levels.
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 →Sunol, CA
Alameda County
Alameda County offers 3-business-day solar permitting under AB 2188 and SB 379. Systems must comply with Title 24 and the 2022 Solar Mandate for new homes.
View full Sunol rules →Key Facts Comparison
| Fact | Hayward | Sunol |
|---|---|---|
| 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 | - |
| Turnaround | - | 3 business days (AB 2188) |
| Residential fee cap | - | 450 dollars |
| Commercial fee cap | - | 1,000 dollars |
| New homes | - | Solar Mandate required |
| NEM 3.0 | - | Effective April 15, 2023 |
Highlighted rows indicate differences between cities.
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.
Sunol FAQ
How long does solar permitting take?
Most Alameda County jurisdictions approve residential rooftop systems within 3 business days using SolarAPP+ online submittal. Complex or ground-mount systems may take longer.
Does NEM 3.0 make solar not worth it?
Payback periods extended from 5-6 years to 9-10 years under NEM 3.0, but solar plus battery storage remains financially beneficial given high PG&E rates in Alameda County.
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