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City of Fremont (CA)

California Authority Having Jurisdiction Solar permitting requirements
NEC Code Version2023
Fire Code Version2018 Building Code
SolarAPP+ StatusAdopted
Wet Stamps RequiredNone
Fire Setback Enforced1

Codes

NEC Code Version
2023
Fire Code Version
2018 Building Code
Code List

2025 CALIFORNIA BUILDING CODE

2025 CALIFORNIA ELECTRICAL CODE

2025 CALIFORNIA FIRE CODE

2025 CALIFORNIA PLUMBING CODE

2025 CALIFORNIA MECHANICAL CODE

2025 CALIFORNIA ENERGY CODE

2025 CALIFORNIA RESIDENTIAL CODE

2025 CALIFORNIA ADMINISTRATIVE CODE

ASCE Code Specification
ASCE 7-16

SolarAPP+ & submittal

SolarAPP+ Status
Adopted
Date SolarAPP+ Accepted
45078
Any SolarAPP+ Restrictions
1
SolarAPP+ Restrictions
Storage Systems,Existing Systems,Trenching,Derate
How Many Plansets Required
1
Revision Required
1
Rough Inspection
None
New Planset Required For Module Swap
0

Stamps

Wet Stamps Required
None
Structural Calculations Required
Yes
Stamp Location On Plans
Unspecified
Date On Stamps
Expiration Date

Fire setbacks

Fire Setback Enforced
1
Setback Notes

Standard

Structural & loads

Wind Speed
92
Wind Notes

Exposure Category B

Snow Load
0
Reducible Snow Load Allowed
1
Max Attachment Spacing
96
Minimum Ground On Roof
#10

Electrical

AC Disconnect Required
Yes
Electrical Load Calcs Required
Derates,MPUs
Allowed POI
Load Side Taps,PV Breaker,Meter Adapter,Line Side Taps
Panel Schedule Required
Partial Home Backup
Temperature Rating
90
De Rating Ampacity
1

Battery / ESS

Unique Battery Placards Needed
0
ESS Notes

Specify working clearances on plans for the Powerwall for review. At least 3' working clearance around the ESS is required for code compliance.


Individual ESS units shall be separated from each other by at least 3' except where smaller separation distances are documented to be adequate based on large scale fire testing complying with section 1207.1.5 (CFC 1207.11.2.1) Please show compliance on plans. 


Include the ESS mounting details

Separate ESS Disconnect Required
ESS Disconnect
ESS Elevation Detail Required
No

Plan set

Plan Set Requirements
  • Maximum File Size: The maximum file size is 100 MB per file. Documents that exceed 100 MB will need to be separated into multiple documents.
  • BATTERY PROJECTS: Provide anchorage details for ESS with fastener size and embedment depth.
Cover Page

Indicate the following on the cover sheet: * Building type of construction (usually VB) * Occupancy group(s) of the structure where panels will be installed (R3 for residential homes & U for utility/misc structures) * Any additional items aside from PV to be installed (EV charger, battery).

Attachment Detail

* Ballasted systems are only accepted for commercial applications

Attachment Detail Notes

ALL JOBS [PV system shall be structurally anchored to roof framing. Anchor system to the roof framing with a minimum of 2 1/2" embedment.]

Electrical Diagram

When providing load calcs, it must be on the AHJ's own load calcs form from the files below. EV chargers will require load calcs

Custom Placards Required
1
Placards Notes

Permanent placards of approved plans

Non Standard Revision Requirements

For revisions: response letter to have itemized responses for each comment by number. For example, “Comment 00009: See revised and matching framing configuration changed an plans pages 3 & 5” and so on.

Ground mount

Ground Mount Fencing Required
No
Compiled from public records, 2026. Requirements change with code cycles and local amendments. Verify with the City of Fremont (CA) building department before you rely on this, and treat it as a research head start, not a ruling. Getting quotes? Run them through the quote checker first.