Your browser is no longer supported

To get the best experience with www.aeso.ca, we suggest using a newer version of Internet Explorer/Edge, or using another supported browser such as Google Chrome.

ETS users may continue to log in using Internet Explorer 9 using the upper right hand link marked ETS Login.

    Requests for Information, Waivers or Variances Regarding Authoritative Documents

    Requests for Information regarding Authoritative Document Requirements

    We encourage you to thoroughly review the Authoritative Documents, which include ISO rules, Alberta Reliability Standards and the ISO tariff, and any related Information Documents pertaining to the particular subject area that you are interested in.

    In the event that you need further information regarding the requirements of an existing Authoritative Document, please refer to:

    ID #2017-001, Requests for Information Regarding Authoritative Documents.

    In the event you need further information regarding the requirements of a proposed new or amended Authoritative Document, we encourage you to participate in the related stakeholder engagement process.

    Requests for a Waiver or Variance to an Authoritative Document Requirement

    The AESO may consider and grant a waiver of, or variance to, Authoritative Document requirements where it has authority to do so. If you have a request for a waiver or variance, including a technical feasibility exception, please refer to:

    ID #2020-007, Waivers and Variances Requests