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Pending Changes - Documents

The list below provides advance notice of pending changes to the market rules, market manuals, technical interfaces documentation or other items that define the operation of the IESO-administered market. For changes that are minor, the listing will identify the document that is changing and a description of the revisions, but a link to the altered document may not be included.

Comments on the design and implementation concerns can be sent to This feedback will be taken into account during the baseline schedule.

Details of all of the documents being revised for the current Baseline (and the next Baseline if available) can be found below.

See Document Library for previous Baseline Plans.

Pending Changes - Documents

Item Last Updated Comments Due Target Implementation
Market Manual 7: System Operations Part 7.1: IESO-Controlled Grid Operating Procedures, MDP_PRO_0040_v36.1

Revised Section 6 and added new Appendix (C) to provide clarity in physical security and cyber security event reporting requirements.
08-Nov-2019 02-Dec-2019 Baseline 43.0
Market Manual 11: Reliability Compliance Part 11.0 Reliability Compliance Monitoring and Enforcement Overview, MAN-103_v0.1

This new market manual is designed to provide market participants with an overview of the documents and processes applicable to monitoring and enforcing compliance with reliability standards in Ontario.
10-Oct-2019 25-Oct-2019 Baseline 42.1
Market Manual 11 Reliability Compliance Part 11.2 Ontario Reliability Compliance Program, IESO_PRO_0874_v3.1

The entire document has been re-written and updated to reflect that the Ontario Reliability Compliance Program is a risk-based program designed and implemented by MACD to monitor compliance with reliability standards.

10-Oct-2019 25-Oct-2019 Baseline 42.1
Market Manual 2: Market Administration Part 2.20 Performance Validation, IESO_REQ_0208_v9.1

Updates to software used in IESO operating and planning decision making processes.
09-Oct-2019 25-Oct-2019 Baseline 42.1
Market Manual 11: Reliability Compliance Part 11.1 Applicability Criteria for Compliance with NERC Reliability Standards and NPCC Criteria, IESO_GDE_0364_v6.2

Updated to clarify the requirements for the testing of Remedial Action Schemes (NERC Standard PRC-005-6). Updated to include applicability guidance for NERC standards PRC-002-2, PRC-005-6, and VAR-002-4
15-Nov-2017 28-Nov-2017 Deferred to Baseline 43.0