Investor-owned utility

SCE interconnection application

SCE is an investor-owned utility serving 4,627,247 residential customers in Arizona, California, Nevada (EIA-861, 2025). Applications: PowerClerk (SCE Interconnection Online Application System). Gridpol files SCE interconnection applications for licensed installers – solar, storage and EV chargers – with single-line diagram and site plan, unlimited for $500 a month.

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Process verified from SCE’s official sources (see below). Fees and official review timelines not stated on page; check SCE Application Checklist and Rule 21 timelines on first project.

SCE at a glance

Utility

Southern California Edison Co (Edison International)

Type

Investor-owned utility

EIA utility ID

17609

Residential customers

4,627,247 (EIA-861, 2025)

Net-metered residential customers

734,452 (EIA-861, 2025)

Service territory

1 county in Arizona, 16 counties in California, 1 county in Nevada

How to apply

PowerClerk – SCE Interconnection Online Application System · official link

Who submits

Contractor usually submits on customer's behalf; customer authorization via Form 14-796 (Customer Information or Act on a Customer's Behalf). Customer signs interconnection agreement.

Export compensation

Net billing – Net Billing Tariff (NBT)
Rate schedules NBT, NBT-V, NEM-ST (legacy), Rule 21

Documents SCE asks for

Interconnection application formGenerating Facility Interconnection Application (GFIA) Form 14-957, completed in PowerClerk Gridpol prepares this.
Single-line diagram (one-line)SCE simplified SLD templates: PV <30 kW; AC-coupled PV <30 kW + battery inverter <10 kW; DC-coupled PV <10 kW (or <30 kW with ≤10 kW max continuous output) Gridpol prepares this.
Interconnection agreementNBT/NEM ≤10 kW: Form 14-923; NBT/NEM renewable: Form 16-344; multiple tariff: 14-773
Customer signatureResidential (existing single-family): customer-initialed/signed pages of CA Solar Consumer Protection Guide; CSLB disclosure docs; Customer System Size Acknowledgment (≤30 kW)
Letter of authorization / designated agent form (when applicable)Form 14-796 Act on a Customer's Behalf
Final inspection sign-offAHJ final inspection job card with AHJ seal, site address and inspector signature
Load calculation (when applicable)Load Justification Form when system sized above historical usage
Other utility-specific document (when applicable)Customer Project Information Sheet (CPIS); Material Modification Notification Worksheet 14-987 for changes; Inspection Report 14-903 for ≥30 kW on change of service

How the SCE process runs

Contractor/customer completes GFIA in SCE PowerClerk and uploads documents
SCE reviews application
Install and obtain AHJ final inspection; upload job card
Sign interconnection agreement
SCE issues Permission to Operate (PTO) - energize only after PTO

Size levels and limits

Level	Up to	Note
Simplified residential (≤30 kW)	30 kW	Simplified SLD templates and CSSA form apply
NBT/NEM agreement 14-923	10 kW
>1 MW forms		Forms 14-971/972/973/974 for >1 MW

Storage, EV and stamps

Battery storage

Paired storage uses AC- or DC-coupled simplified SLD templates (battery inverter <10 kW for AC-coupled template); larger configurations require full SLD.

Sources

SCE - Submit documents (NEM/NBT): https://www.sce.com/residential/generating-your-own-power/net-energy-metering/submit-documents (retrieved 2026-11-13)

Other utilities in California

All California utilities →

Gridpol Unlimited

$500 / month

Unlimited interconnection applications. 12-month agreement, signed online. The agreement starts the day you sign; first invoice right away, then monthly.

Unlimited interconnection applications
Single-line diagram and site plan for every application
Pre-submission check against the utility’s requirements
Homeowner e-signature link for the authorization
Filing in your utility portal accounts or by the utility’s method
Utility questions, corrections and resubmissions
Follow-up through approval, inspection and PTO
Customer list, exports, API and webhooks

Get started

Applications are typically submitted within 2 business days after complete documents. Utility review times are set by each utility.