Proceeding 27523 Register

Application status: complete

Decision 27523-D01-2023 issued April 24, 2023.

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The Alberta Utilities Commission has approved AltaLink Management Ltd.’s Preferred Route and Preferred Route Variant to rebuild a 27-kilometre-long portion of the 138-kilovolt Transmission Line 150L located within Rocky View County. AltaLink’s Preferred Route follows the existing route of 150L, with minor modifications. AltaLink’s application also included a number of alternate routes in response to consultation with stakeholders in the area, which, with the exception of the Preferred Route Variant, the Commission has rejected.


The eFiling System​

The eFiling System should be accessed to view the applications and the other documents the AUC will be considering in this proceeding. The system is also used to file submissions and evidence to participate in the proceeding.

To create an account, select “New account” and follow the steps to create a user ID and password. If you have any questions about how to use the system please contact us at or 310-4AUC.

Documents being considered in this proceeding can be found in the eFiling​ System (which requires log in). Once you have logged in, enter 27523 in the “go to” section at the top left corner of your screen.

Transmission Line 150L Rebuild