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Connecting to Our Electrical System

Welcome to Southern California Edison Grid Interconnections

The information on this page is intended to help our customers understand the requirements and processes for interconnecting projects to SCE’s electric system.

You can navigate through the sections below or you can get started by reviewing our introduction to SCE’s Generator Interconnection Processes.

Announcements

  • Beginning Wednesday, December 18th, 2019 all new Rule 21 Non-Export Interconnection Requests will be processed using our new Grid Interconnection Processing Tool (GIPT).  A User Guide and Training videos are available to help new users.
            o For managing existing Rule 21 Non-Export requests, please continue to use Powerclerk (PCI).
  • WDAT Queue Cluster #13 Application Window, Opening Date: Wednesday, April 1, 2020, Closing Date Thursday, April 30, 2020.
  • Distribution Group Study (DGS) Application Window #12, Opening Date: Monday, March 2, 2020,Closing Date: Tuesday, March 31, 2020. For more information view SCE's Rule 21 page.
  • CAISO’s Distributed Generation Deliverability (DGD) Process. Information and prior years’ DGD allocation results are available on our page regarding Interconnections to the CAISO. Navigate and expand the following header for additional information: CAISO’s Distributed Generation Deliverability Assignment Application Window.

DISCLAIMER: The guidelines in this section are provided with the intent to help SCE’s customers understand SCE’s Interconnection Procedures. However, in the case of discrepancies with SCE’s rules, such tariffs and regulations will prevail.