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City of Stockton (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
44378
Any SolarAPP+ Restrictions
1
SolarAPP+ Restrictions
Existing Systems,Trenching
How Many Plansets Required
2
Revision Required
1
Rough Inspection
None
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 C

Snow Load
0
Snow Load Notes

N/A

Reducible Snow Load Allowed
1
Max Attachment Spacing
96
Structural Notes
  • If battery is being placed on a wall on the home, send for structural calcs as well for wall mounting
Minimum Ground On Roof
#10

Electrical

AC Disconnect Required
Yes
Electrical Load Calcs Required
Derates
Allowed POI
Load Side Taps,PV Breaker,Meter Adapter,Line Side Taps
Panel Schedule Required
Partial Home Backup
Temperature Rating
90
De Rating Ampacity
0.96

Battery / ESS

Unique Battery Placards Needed
0
ESS Notes
  • If battery system, include this note on ELD:
  • Producer's storage device(s) will not cause the Host Load to exceed its normal peak demand. Normal peak demand is defined as the highest amount of power required from the Distribution System by Producer's complete facilities without the influence or use of the energy storage device(s).
  • AHJ accepts UL9450A to reduce spacing between batteries to manufacturer's testing.
  • When using UL9540A to reduce spacing between batteries, the proposed ESS must have the UL listing on the cut sheet and have the manufacturer's Instructions for the inspector in the planset.
  • If battery is located inside, City of Stockton requires a disconnect located next to the battery. This will require both a internal and external disconnect.
  • ESS disconnect needs to be adjacent to MSP
Separate ESS Disconnect Required
ESS Disconnect
ESS Elevation Detail Required
No

Plan set

Site


Roof Plan

EXISTING SYSTEMS:

  • Array roof coverage calculations need to account for new and existing modules 
  • Include fire setbacks on mounting planes where there is existing solar 
Electrical Diagram
  • EV chargers require form to be filled out. All MSP replacements will require surge protection.
  • Centerfed 120% allowed

MPU

  • MPUs require a surge protection device, this should be shown on plans
Electrical Diagram Notes

[Producer's storage device(s) will not cause the Host Load to exceed its normal peak demand. Normal peak demand is defined as the highest amount of power required from the Distribution System by Producer's complete facilities without the influence or use of the energy storage device(s).]

Custom Placards Required
1
Non Standard Revision Requirements

If permits have not been submitted, do not add red clouding and revision letter.

Ground mount

Ground Mount Fencing Required
Yes
Ground Mount Notes

they don't even allow carports in FOH/driveway if they are within the 20' setback

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