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Generators and Transmitters must submit 18-Month Outlook forms by October 1

September 24, 2015

Generators and transmitters are reminded to submit information for the IESO's 18-Month Outlook on or before October 1. The IESO will use this information when developing its quarterly assessments.

Please submit the appropriate form(s) below:

  • Form 1230 'Generator Information Submittal Form for 18-Month Outlook.'

  • Form 1484 'Plans for New or Modified Facilities Information Submittal Form for 18-Month Outlook. This form is for both transmitters and generators.

The completed form(s) should be sent to forecasts.assessments@ieso.ca.

Information collected through this process enables the IESO to perform reliability assessments which are the primary tools for notifying market participants, the Ontario Energy Board, and the public about the adequacy of Ontario's generation and transmission resources.

Further details on the content and format of the requested information, as well as the associated forms, can be found in Market Manual 2.11, '18-Month Outlook and Related Information Requirements' at Market Rules and Manuals Library.

Submission deadlines can be found at Calendar for Submission of Reliability Assessments Information.

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