City of Concord (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: 45187

Any SolarAPP+ Restrictions: 1

SolarAPP+ Restrictions: Existing Systems,Trenching

How Many Plansets Required: 3

Revision Required: 1

Rough Inspection: None

New Planset Required For Module Swap: 0

Stamps

Wet Stamps Required: Digital Structural

Structural Calculations Required: Yes

Stamp Location On Plans: Center

Date On Stamps: Expiration Date

Fire setbacks

Fire Setback Enforced: 1

Setback Notes: If the roof has a slope greater than 2/12 provide a 36-inch wide pathway from the lowest edge to the roof to the ridge on the roof plane with the array per CRC R324.6.1, else get fire district approval for non-conformance.

Structural & loads

Wind Speed: 110

Wind Notes: Exposure Category B

Snow Load: 0

Snow Load Notes: N/A

Reducible Snow Load Allowed: 1

Max Attachment Spacing: 96

Structural Notes: Non Solar App Standard Submissions require structural calcs.

Minimum Ground On Roof: #10

Electrical

Electrical Load Calcs Required: All Jobs

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).
Back up ESS that require a separate plan set with no mention of PV
NOTE - AHJ WILL NOT ACCEPT ESS SPACING UNDER 3' EVEN WITH 9540A AND FIRE INSPECTOR APPROVAL
The Contra Costa Fire Department requires all UL 9540 test reports be the "full" report (typical report is 60 pages).

Separate ESS Disconnect Required: ESS Disconnect

ESS Elevation Detail Required: No

Plan set

Plan Set Requirements

If load calcs are required (e.g. hot bus, derate), include any sub-panels in the system. Load calcs are required for all solarapp permits.
requires structural if utilizing tilt kit The roof has a slope greater than 2 and 12.
Provide a 36-inch wide pathway from the lowest edge to the roof to the ridge on the roof plane with the array per CRC R324.6.1, else get fire district approval for non-conformance.
FD requires a Full Report UL9540A

Site Notes: Battery [ESS shall comply with CRC 328.4]

Roof Plan: STANDARD

Electrical Diagram

If load calcs are required (e.g. hot bus, derate), include any sub-panels in the system. Indicate the rating of all overcurrent protection devices connected to the main service panel. [CEC 230.71] Confirm the new PV breaker shall be rated as suitable for service equipment.

For MPU: indicate that the new main electrical panel shall have a Type 2 (load_x0002_side) surge-protective device (SPD). Alternatively, please specify a Type 1 (line side) SPD. [CEC 230.67]

Custom Placards Required: 1

Placards Notes: Permanent placards from placard/label page of Approved plans

Ground mount

Ground Mount Fencing Required: Mesh/Scrim