Working to keep you safe during COVID-19
For your safety and system reliability, outages required to reduce wildfire risk or to address conditions that pose a risk to the public will continue.
Learn more here.
Ayuda para las dificultades económicas y los pagos
A fin de ayudar con cualquier dificultad económica debida al COVID-19, estamos suspendiendo temporalmente las desconexiones para los usuarios que no puedan pagar su factura. Algunas agencias autorizadas de pago pueden cerrar u ofrecer un servicio intermitente. Tampoco aplicaremos los cargos por pago fuera de plazo si esto afecta su capacidad de realizar un pago a tiempo. Si necesita ayuda, visite sce.com/billhelp.  

Regulatory Information - Open Access

Open Access Information

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On this page you will find information on SCE's tariffs for wholesale customers under the jurisdiction of the Federal Energy Regulatory Commission (FERC): the Transmission Owner Tariff and the Wholesale Distribution Access Tariff.

  • The Transmission Owner Tariff provides, in conjunction with the California Independent System Operator ("CAISO") tariff, certain terms and conditions for service utilizing SCE's transmission facilities that have been turned over to the operational control of the CAISO.
  • The Wholesale Distribution Access Tariff provides the terms and conditions for service utilizing SCE's distribution facilities that are under its operational control.

In this section, SCE posts its currently effective rates for transmission service and formula transmission rate information.

Attention: Information regarding SCE's generation interconnection process (including application forms, interconnection queue and circuit maps) has been moved. Please visit the SCE's interconnection webpage at: on.sce.com/gridinterconnections.

SCE Transmission Owner Tariff

2019 Transmission Maintenance and Compliance Review (TMCR)

Transmission Owner Tariff (TOT) Combined - effective January 1, 2020


SCE Wholesale Distribution Access Tariff

Wholesale Distribution Access Tariff (WDAT) Combined - effective October 30, 2019


Public WDAT-Rule 21 Queue

SCE- WDAT and Rule 21 Interconnection Requests (Excel)

Financial Security Forms

Interconnection Application Forms

Pre-Application Reports

Environmental Services Work

Contact Us

Should you have any questions regarding SCE's Open Access Information, please contact David Schiada in SCE's Regulatory Operations:
Email: David.Schiada@sce.com

If you have questions regarding SCE's generation interconnection processes, please use the contact information below:
Email: interconnectionQA@sce.com
Phone: (626) 302-3688

Mailing Address:

Grid Interconnection & Contract Development
Southern California Edison
2244 Walnut Grove Ave
PO Box 945
Rosemead, CA 91770