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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 pending.changes@ieso.ca. 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.
MRP Baseline

The list below provides advanced notice of pending changes to Market Manuals and forms as part of MRP. For a complete listing of documents changing as part of this baseline please see the MRP Baseline Plan or the Summary of Changes.

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Item Last Updated Comments Due Target Implementation
Format Specifications for Settlement Statement Files and Data Files April 4, 2025 April 17, 2025 April 25, 2025
Market Manual 0.1.3: Identity Management Operations Guide March 31, 2025 April 11, 2025 April 25, 2025
Market Manual 0.1.5: Market Registration March 31, 2025 April 11, 2025 April 25, 2025
Market Manual 0.4.1: Submission of Dispatch Data in the Physical Markets March 31, 2025 April 11, 2025 April 25, 2025
Market Manual 0.4.2: Operation of the Day-Ahead Market March 31, 2025 April 11, 2025 April 25, 2025
Market Manual 0.4.3: Operation of the Real-Time Market March 31, 2025 April 11, 2025 April 25, 2025
Market Manual 0.4.4: Transmission Rights Auction March 31, 2025 April 11, 2025 April 25, 2025
Market Manual 0.5.4: Prudential Support March 31, 2025 April 11, 2025 April 25, 2025
Prudential Guarantee March 31, 2025 April 11, 2025 April 25, 2025
Market Manual 0.5.5: IESO-Administered Markets Settlement Amounts March 31, 2025 April 11, 2025 April 25, 2025
Renewed: Charge Types and Equations March 31, 2025 April 11, 2025 April 25, 2025
Market Manual 0.5.6: Non-Market Settlement Programs March 31, 2025 April 11, 2025 April 25, 2025
Market Manual 0.5.7: Settlements Process March 31, 2025 April 11, 2025 April 25, 2025
Market Manual 0.6.0: Participant Technical Reference Manual March 31, 2025 April 11, 2025 April 25, 2025
Market Manual 0.7.1: IESO-Controlled Grid Operating Procedures March 31, 2025 April 11, 2025 April 25, 2025
Market Manual 0.7.3: Outage Management March 31, 2025 April 11, 2025 April 25, 2025
Market Manual 0.7.6: Glossary of Standard Operating Terms March 31, 2025 April 11, 2025 April 25, 2025
Market Manual 0.11.3: Reliability Information Catalogue March 31, 2025 April 11, 2025 April 25, 2025
Market Manual 0.12: Capacity Auctions March 31, 2025 April 11, 2025 April 25, 2025
Market Manual 0.13.1: Capacity Export Requests March 31, 2025 April 11, 2025 April 25, 2025
Market Manual 0.14.1: Market Power Mitigation Procedures March 31, 2025 April 11, 2025 April 25, 2025
Market Manual 0.14.2: Reference Level and Reference Quantity Procedures  March 31, 2025 April 11, 2025 April 25, 2025
Reference Levels and Reference Quantities Workbook – Thermal A
March 31, 2025 April 11, 2025 April 25, 2025
Reference Levels and Reference Quantities Workbook – Thermal B March 31, 2025 April 11, 2025 April 25, 2025
Reference Levels and Reference Quantities Workbook – Thermal C March 31, 2025 April 11, 2025 April 25, 2025
Reference Levels and Reference Quantities Workbook – Thermal D March 31, 2025 April 11, 2025 April 25, 2025

Pending Changes - Documents

Item Last Updated Comments Due Target Implementation