Notice
April 26, 2024
REQUESTED ACTION
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CATEGORIES
Information Technology
Markets
Day-Ahead Market Enhancements and Extended Day-Ahead Market: Business Requirements Specifications Revisions and Draft Parallel Operations Plan; Day-Ahead Market Enhancements Business Practice Summary posted
MESSAGE

The California ISO has posted the Day-Ahead Market Enhancements (DAME) and Extended Day-Ahead Market (EDAM) Business Requirements Specifications (BRS) revisions and Draft Parallel Operations Plan and the DAME Business Practice Summary (BPS) to the Release Planning webpage.

 

DAME BRS version 1.2

  • Updated for the following:
    • Clarified, corrected typos and cleaned up the document.
    • Updated business requirement per feedback from ISO Subject Matter Experts (SMEs) and market participants.

EDAM BRS version 1.2

  • Updates by Topic:
    • Removal of Transmission Service Reservation (TSR) commodity
    • Demand Response (DR) Inclusion in Forecasting
    • Removal of Greenhouse (GHG) losses
    • Residual Unit Commitment (RUC) model updates
    • Additional miscellaneous BRQ updates

Draft Parallel Operations Plan for DAME/EDAM

  • The objective of this document is to provide the information needed by market participants in order to engage in the parallel operation’s activities for the DAME/EDAM release initiatives, enabling market participants to smoothly transition and utilize the new features.
  • The ISO conducts parallel operation activities on a regular basis as part of its bringing new capabilities to its markets. This provides market participants an opportunity to test their systems and procedures in advance of the market implementation. The parallel operation process facilitates an effective market operations “dress rehearsal” and helps expedite a smooth production launch.

DAME Business Practice Summary (BPS)

  • The Business Practice Summary is intended to introduce participants to upcoming requirements for the project prior to its implementation.
  • This Business Practice Summary covers the rules, design, and operational elements of the ISO Markets. The Business Practice Summary is intended for those entities that expect to participate in the ISO Markets, as well as those entities that expect to exchange Power with the ISO Balancing Authority Area.
  • This BPM benefits readers who want answers to the following questions:
    • What are the roles of the ISO and the Scheduling Coordinators in the ISO Markets?
    • What are the concepts that an entity needs to understand to engage in the ISO Markets?
    • What does a Market Participant need to do to participate in the ISO Markets?
    • What are the market objectives, inputs, and outcomes?

EDAM BPS

  • This will be made available in June 2024

The summary of the BRS revisions will be presented at the Release User Group on April 30, 2024.

CONTACT INFORMATION

Please contact Trang Vo @ tvo@caiso.com and/or submit a CIDI case.

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