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Technical Panel Meeting - Delay of RSS Project

September 29, 2022

The Replacement of the Settlement System (RSS) Stage 1 go-live of November 1, 2022 is no longer feasible due to issues detected in testing that cannot be corrected in time to meet the planned go-live date. With the previously approved market rules including a go-live date of November 1, 2022, the IESO is calling a special Technical Panel meeting on Friday, September 30 to vote to recommend market rule changes to facilitate this delay. The will provide further information to stakeholders in the coming weeks on the project. Should you have any questions in the interim, please contact

The Technical Panel meeting will take place from 8:30 a.m. to 9:00 a.m. on Friday, September 30. Meeting materials are now available on the Technical Panel web page. To register as an observer, email

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