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City of Laguna Niguel (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

IEBC Accepted
1
ASCE Code Specification
ASCE 7-16

SolarAPP+ & submittal

SolarAPP+ Status
Adopted
Any SolarAPP+ Restrictions
1
SolarAPP+ Restrictions
Existing Systems,Trenching,MPU,Derate
How Many Plansets Required
Other (See Submission Notes)
Revision Required
1
Rough Inspection
None
New Planset Required For Module Swap
0

Stamps

Ee Stamp Required On SLD
No
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

Pathways must be over supported roof structure meaning setbacks start at a load bearing wall

Structural & loads

Wind Speed
110
Wind Notes

Exposure Category C

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

Standard

Minimum Ground On Roof
#10

Electrical

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

Battery / ESS

Unique Battery Placards Needed
1
ESS Notes

Battery system must be shown on placard. Battery system needs Battery Disco. No published information about battery placement.

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

LOCAL DISCONNECT = DISCONNECT BY THE BATTERY

ESS DISCSONNECT = DISCONNECT BY THE MSP

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

Plan set

Plan Set Requirements

Provide complete details for grounding of solar panels. Specify type of clamps, torquing requirements, and other manufacturer requirements.


FOR EV CHARGERS:


  1. A NEW PLANSET MUST BE CREATED INCLUDING ONLY THE EV CHARGER INFO, NO SOLAR INFO MUST BE INCLUDED
Cover Page Notes

All Jobs [ALL WORK SHALL COMPLY WITH THE CURRENT CALIFORNIA CODE OF REGULATIONS TITLE 24 AND THE MANUFACTURER'S LISTINGS. PRIOR TO CALLING FOR FINAL INSPECTION, THE CONTRACTOR SHALL: 1. BE COMPLETED WITH THE WORK 2. HAVE A LADDER IN PLACE AND SECURED TO THE ROOF. 3. HAVE THE SYSTEM ENERGIZED READY FOR THE RAPID SHUTDOWN VERIFICATIONBY THE CITY INSPECTOR. (FAILURE TO COMPLY WITH THE ABOVE ITEMS IS SUBJECT TO A RE-INSPECTION FEE.) // ACCESS PATHWAY IS MEASURED FROM THE EXTERIOR BEARING WALL // All new equipment shall comply with 110.26 CEC]

Roof Plan

Show the required working clearances & location of A/C

Electrical Diagram

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

ALL PROJECTS: Any panel change-out less than 200A requires electrical load calculations.

BATTERY JOBS: If installing Battery and supporting equipment inside of the garage, plan check seems to have a problem with two car garages and not having enough working space around equipment. We need to have a 30" x 36" clearance around equipment. - OR a 3rd AC disconnect will be required if a 30" x 36" clearance around equipment is not possible. Include comment "AC DISCONNECT LOCATED IN GARAGE WITHIN 24" OF INTERIOR GARAGE DOOR" (for battery projects) If the project has a battery backup critical loads to be indicated on SLD.

Label Page

When derating the main breaker, provide a label stating not to increase the main breaker size.

Label Page Notes

All Jobs [Permanent signage to be red with white letters]


FOR ESS JOBS: The site-specific plaque or directory shall be marked with the wording "CAUTION: MULTIPLE SOURCES OF POWER" CEC 705.10."


ROTATE THE PLACARD SO THE MSP IS AT THE BOTTOM OF THE PLACARD: The site-specific plaque or directory shall be correctly oriented with respect to the diagram's location. CEC 705.10.

Custom Placards Required
1
Placards Notes

Hard engraved placards required

Non Standard Planset Requirements
Single Line Diagram
Non Standard Revision Requirements

AHJ is extremely particular about every single change in the plans being red clouded. Changes must be reflected and clouded even on the pages intended for install (PV 8-10)

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 Laguna Niguel (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.