Written Consultation | November 26 - December 17, 2025
Purpose
Pursuant to Alberta Utilities Commission Rule 017, Procedures and Process for Development of ISO Rules and Filing of ISO Rules with the Alberta Utilities Commission (AUC Rule 017), the AESO is providing notice and seeking feedback from stakeholders on proposed amendments to Section 503.6, Frequency & Speed Governing (Section 503.6) and Section 503.18, Operation and Maintenance of Facilities (Section 503.18) of the ISO rules.
Request for Feedback
The AESO is requesting feedback on proposed amendments to Section 503.6 and Section 503.18 by December 17, 2025. All responses will be shared in their original format on AESO Engage. In accordance with AUC Rule 017, the AESO will provide written responses to the feedback received and post these responses on AESO Engage.
Written Consultation Materials
Can be found in the AESO Materials section.
Instructions
- To submit your responses, you will need to be registered and signed in on the AESO Engage platform.
- Please click on the "Submit Stakeholder Feedback" box below to begin the survey and provide your specific comments.
- Please submit one completed survey per organization.
- Responses are due on or before December 17, 2025.
- All responses will be shared on AESO Engage in their original format.
Questions
- Do you agree with the proposed amendment to Subsection 6 of Section 503.6?
- Do you agree with the proposed amendment to Subsection 3(2) in Section 503.18?