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City of Simi Valley (CA)

California Authority Having Jurisdiction Solar permitting requirements
NEC Code Version2023
Fire Code Version2018 Building Code
SolarAPP+ StatusAdopted
Wet Stamps RequiredDigital Structural
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
44449
Any SolarAPP+ Restrictions
1
SolarAPP+ Restrictions
Existing Systems,Trenching
How Many Plansets Required
3
Revision Required
1
New Planset Required For Module Swap
0

Stamps

Ee Stamp Required On SLD
No
Wet Stamps Required
Digital Structural
Structural Calculations Required
Yes - Existing PV
Stamp Location On Plans
Unspecified
Date On Stamps
Expiration Date

Fire setbacks

Fire Setback Enforced
1
Setback Notes

Standard

Structural & loads

Wind Speed
110
Wind Notes

Exposure Category C

Snow Load
0
Reducible Snow Load Allowed
1
Max Attachment Spacing
96
Structural Notes
Bus Certifications required to be wet stamped, if applicable. PE calcs must show the calculations used by the engineer
Minimum Ground On Roof
#10

Electrical

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

Standard

Battery / ESS

Unique Battery Placards Needed
1
ESS Notes
  • Battery jobs require special placards.
  • Provide mounting detail on how battery will be mounted to the wall

ESS disconnect required within 6ft of ESS on same wall and not blocked by walls/gates/etc

Separate ESS Disconnect Required
Local Disconnect,ESS Disconnect
ESS Elevation Detail Required
Yes - with dimensions

Plan set

Plan Set Requirements

If project is in a flood zone, include the boundary on plans, also indicate any slopes and percentage of slopes, if applicable.

Electrical Diagram

Centerfed 120% allowed

Custom Placards Required
1
Placards Notes

Permanent placards from placard page of approved plans

Ground mount

Ground Mount Fencing Required
No
Ground Mount Notes

Provide complete structural drawings for proposed ground mount

Ground screws are allowed as long as they are stamped by an engineer. 

Show fiber role for erosion control underneath array. See example in files

GM systems cannot be installed on a natural slope over 20 degrees

Specify size of all framing members.

Setback Front Yard
20
Setback Back Yard
5
Setback Side Yard
5
Compiled from public records, 2026. Requirements change with code cycles and local amendments. Verify with the City of Simi Valley (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.