2019 calendars available for IESO system and document change release schedules
September 27, 2018
The 2019 IT Release Schedule detailing the schedule for planned changes to IESO systems is now available.
The 2019 Baseline Schedule for the publication of new and revised IESO technical interface documents, market manuals and baseline plans is available on the Baseline Schedule webpage.
The baseline is a formal process to revise market manuals and related documents that result from recently approved market rule amendments, revised procedures, or technical system changes.