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Sector Participants > IT Release Schedule > 2018 IT Release Schedule

Change Management

Changes to the market rules, processes, and IT systems used to interact in the IESO-administered markets are managed using a clearly defined Baseline and IT Release process.

2018 IT Release Schedule

Release ID

R 38.1

R 39.0

R 39.1

R 40.0

R 40.1

Release Category Category 2 Category 3
(inc. Cat 2)
Category 2 Category 3
(inc. Cat 2)
Category 2
Real Time Production Build 6 Dec 2017  7 Mar 2018 6 Jun 2018 12 Sep 2018 5 Dec 2018
1. Preliminary Release Plan Prepared 23 Aug 2017 15 Nov 2017 21 Feb 2018 30 May 2018 22 Aug 2018
2. Market Participant Feedback Period Ends
6 Sep 2017 29 Nov 2017 7 Mar 2018 13 Jun 2018 5 Sep 2018
3. Target Release Plan 20 Sep 2017 13 Dec 2017 21 Mar 2018 27 Jun 2018 19 Sep 2018
4. Final Release Plan 18 Oct 2017 17 Jan 2018 4 Apr 2018 25 Jul 2018 17 Oct 2018
5. Sandbox Implementation 26 Oct 2017 25 Jan 2018 12 Apr 2018 2 Aug 2018 25 Oct 2018
6(a). Production Build
(Non Real Time)
2 Dec 2017 3 Mar 2018 22 May 2018 8 Sep 2018 1 Dec 2018
6(b). Production Build
(Real Time)
6 Dec 2017 7 Mar 2018 22 May 2018 12 Sep 2018 5 Dec 2018