Deadline

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 seeking stakeholder feedback related to the proposed amendment to the “inflexible block” definition. The Stakeholder Feedback Survey will be open for comments on AESO Engage until May 19, 2026. For additional information, please see the April 24, 2026 Letter of Notice.

We value Stakeholder input and invite all interested stakeholders to provide their comments on, or raise any concerns with, the proposed amendment to the “inflexible block” definition.

For more information or to provide feedback, visit Development of Proposed Amended Definition of “inflexible block” in the ISO Rules on AESO Engage.