City of Laguna Hills (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

Any SolarAPP+ Restrictions: 1

SolarAPP+ Restrictions: Existing Systems,Trenching,Derate

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: None

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

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: Meter Adapter,PV Breaker,Load Side Taps

Panel Schedule Required: Partial Home Backup

Temperature Rating: 90

De Rating Ampacity: 1

BOS Restrictions: Single POI in MSP required.

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 = One disconnect by the batteries (line of sight)

ESS Disconnect = One disconnect by the MSP (line of sight)

If battery is in the garage, provide a fused disconnect at the battery sight.

For garage mounts: Provide a note stating: "A heat detector, paired up with the required smoke detectors throughout the home, shall be installed in the garage for the proposed ESS batteries."

Separate ESS Disconnect Required: Local Disconnect,ESS Disconnect

ESS Elevation Detail Required: Yes - with dimensions

Plan set

Roof Plan: Array roof coverage calcs must include both new and existing PV

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

Label Page

FOR BATTERY + EXISTING SYSTEMS:

Include tri-power source label. Sources: Utility Grid, Battery and PV Electric System

R328.11(2): Provide a label on the installed ESS containing the contact information for the qualified maintenance and service providers.

Custom Placards Required: 1

Ground mount

Ground Mount Fencing Required: Mesh/Scrim