City of Lynwood (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

How Many Plansets Required: 3

Revision Required: 0

New Planset Required For Module Swap: 0

Stamps

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: Fire access pathways shall be 3 ft in addition to the length of the overhang. (If overhang is 1 ft, total setback would be 4 ft) Pathways must be over supported roof structure meaning setbacks start at a load bearing wall

Structural & loads

Wind Speed: 130

Wind Notes: Exposure Category B

Snow Load: 0

Snow Load Notes: N/A

Reducible Snow Load Allowed: 1

Max Attachment Spacing: 96

Structural Notes: WS: 130mph. Exposure B.

Minimum Ground On Roof: #10

Electrical

Electrical Load Calcs Required: Derates

Allowed POI: Line Side Taps,PV Breaker,Meter Adapter,Load Side Taps

Panel Schedule Required: Partial Home Backup

Temperature Rating: 90

De Rating Ampacity: 1

BOS Restrictions: Standard

Battery / ESS

Unique Battery Placards Needed: 0

ESS Notes

This AHJ requires County of LA ESS requirements

Please follow this link to County of Los Angeles (ESS Requirements) (CA)
add rapid shutdown device to disconnect schedule

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

Separate ESS Disconnect Required: ESS Disconnect

ESS Elevation Detail Required: Yes - with dimensions

Plan set

Site

Site Notes

Do not cover mechanical and plumbing vents on the roof with solar PV panels.
No active fire sprinkler.
A roof access point should be provided that does not place a ground ladder over an opening such as a window or door. Located at a solid point in the building construction and in the locations where the access point does not conflict with overhead obstructions such as tree limbs, wires, or signs.
Notify serving utility before activation of PV system.

Roof Plan

Do not cover mechanical and plumbing vents on the roof with solar PV panels.
No active fire sprinkler.
A roof access point should be provided that does not place a ground ladder over an opening such as a window or door. Located at a solid point in the building construction and in the locations where the access point does not conflict with overhead obstructions such as tree limbs, wires, or signs.
Notify serving utility before activation of PV system.

Attachment Detail

Structural plans and calculations shall be signed by a licensed civil engineer showing supporting member sizes, dimensions, materials and loads imposed on the roof structure are adequate, unless all of the following conditions are met:

The existing roofing is either of wood shingle, asphalt shingle, or rolled/torch-down with two layers maximum.

The solar PV system weighs not more than 4 psf.

The maximum allowable concentrated load imposed by a solar PV system support onto the roof structure is 40 lbs.

The solar PV panels are installed with no portion thereof more than 18 inches above the roof immediately below.

Maximum spacing for supports of the solar PV system on wood-framed construction shall be 48 in. on center and shall be anchored to roof rafters or to solid blocking with a minimum of one 5/16 in. diameter lag screw embedded a minimum of 2 1/2 in. or as recommended by the manufacturer, whichever is more stringent.

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

Custom Placards Required: 1

Placards Notes: Standard CA permanent placard requirement

Ground mount

Ground Mount Fencing Required: Mesh/Scrim