​​​​Wholesale Transmission Service
 

CenterPoint Energy provides open access to CenterPoint Energy's transmission system to eligible customers (as defined in Public Utility Commission of Texas [PUCT]  Substantive Rule 25.5 in accordance with PUCT Substantive Rules 25.191-25.204 under the following tariffs approved by the PUCT and/or FERC:

Wholesale Transmission Service (WTS-TCOS)​

Transmission service within the Electric Reliability Council of Texas (ERCOT) is provided under the Substantive Rules of the PUCT, CenterPoint Energy's Tariff Rate Schedule WTS, and ERCOT Protocols.

​Addresses for use by Transmission Service Providers​​

For billing purposes:

  Accounts Payable
  CenterPoint Energy
  P.O. Box 1374 ​
  Houston, Texas 77251-1374

NOTE: The body of the invoice must prominently display the following alphanumeric characters: WF012243

For remittance by check:

  Remittance Department
  CenterPoint Energy
  P.O. Box 1700
  Houston, Texas 77251-1700

To, From and Over Service (TFO)​​

Transmission service for power exported from ERCOT over high voltage direct current (HVDC) ties is provided under the Substantive Rules of the PUCT, CenterPoint Energy's Tariff for Transmission Service To, From and Over Certain Interconnections, and ERCOT Protocols.