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City of Hesperia (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
45440
Any SolarAPP+ Restrictions
1
How Many Plansets Required
3
Revision Required
1
Rough Inspection
None
New Planset Required For Module Swap
1

Stamps

Ee Stamp Required On SLD
Yes - 10kW+
Wet Stamps Required
None
Structural Calculations Required
Yes
Ee Stamp Notes

Jobs above 10kw require EE digital stamp on TLD

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
5
Reducible Snow Load Allowed
1
Max Attachment Spacing
96
Minimum Ground On Roof
#10

Electrical

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
0.91
BOS Restrictions

Standard

Battery / ESS

Unique Battery Placards Needed
0
ESS Notes
  • Please provide note, specifying 3' clearance of an ESS to a door/window
  • Provide ESS labels including the nominal ESS voltage, max available short circuit from ESS.
  • ESS disconnect must be within line of site of battery

AHJ MAY REQUEST FOR "Arc fault clearing time from ESS, and the date of calculations [CEC 706.7(D)]" VIA REJECTION, BUT THIS IS NOT NEEDED, UTILIZE {CEC 705.12(C) EXCEPTION} IN RESUBMITTAL LETTER TO AVOID THESE ADDED CUSTOM LABELS.

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

Plan set

Attachment Detail Notes

All Jobs [LAG SCREW TO BE 3.5" IN LENGTH]

Electrical Diagram

GMA Notes:

Bond PV neutral to PV ground inside the AC Disconnect.

Provide new ground rod in accordance with C.E.C.690(V) & 250(V)

If relocating loads, provide a Panel Schedule.

List: number, size and use of circuits.

Show the required surge protector on plans, if applicable. Centerfed 120% allowed

Electrical Diagram Notes

Equipment grounding conductors that are not an integral part of a cable assembly shall not be smaller than 6 AWG copper or 4 AWG aluminum. [CEC 250.190(C)(1

Custom Placards Required
1

Ground mount

Ground Mount Fencing Required
Yes
Ground Mount Notes
  • Ground Mounts require 4 sets of plans
  • 10kw and above require structural Calcs
  • Gm does need fence or will fail inspection GM
  • setbacks 15' from front 15' rear, 5 on sides
  • Codes can not reflect International - corrections will be issued for future submittals - 02/19/21
  • GMs that will be a carport must have a paved approach and must be conventionally framed accessory structure with a traditional roof system such as trusses or rafters, and shingles or tiles.
Setback Front Yard
15
Setback Back Yard
15
Setback Side Yard
5
Compiled from public records, 2026. Requirements change with code cycles and local amendments. Verify with the City of Hesperia (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.