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City of Porterville (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
45337
Any SolarAPP+ Restrictions
1
SolarAPP+ Restrictions
Existing Systems,Trenching
How Many Plansets Required
2
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
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 B

Snow Load
0
Reducible Snow Load Allowed
1
Max Attachment Spacing
96
Structural Notes

PE Requirements; SE digital stamps on structural pages & PE Letter / Calcs. WS 110 MPH

Minimum Ground On Roof
#10

Electrical

Electrical Load Calcs Required
All Jobs
Allowed POI
Line Side Taps,PV Breaker,Meter Adapter,Load Side Taps
Panel Schedule Required
Partial Home Backup
Temperature Rating
90
De Rating Ampacity
0.91

Battery / ESS

Unique Battery Placards Needed
0
ESS Notes

Battery jobs require special placards. Follows California Building Code for battery placement and allowances

Separate ESS Disconnect Required
Local Disconnect,ESS Disconnect
ESS Elevation Detail Required
No

Plan set

Plan Set Requirements

LOAD CALCS REQUIRED

Electrical Diagram

120% rule allowed per CEC 705.12(B)(2)(3)(d) LOAD CALCS REQUIRED


BUS CERTS for Sticker-less panels required

Custom Placards Required
1
Placards Notes

Permanent placards for all disconnects & site map, as provided on placard/label sheet of plan set

Ground mount

Ground Mount Fencing Required
Yes
Compiled from public records, 2026. Requirements change with code cycles and local amendments. Verify with the City of Porterville (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.