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Proposed Revision Request Detail Help
PRR Life Cycle*****Stakeholder Meeting on Recommendation****
PRR Details
PRR #
1670
Title New initial condition treatment available in the extended day-ahead market
Date Submitted 4/21/2026 10:07 AM
PRR Category B
Priority Emergency
Owner Martin, Michael (CAISO)
Status Stakeholder Meeting on Recommendation
Status End Date 6/16/2026 11:59 PM
Related BPM Extended Day-Ahead Market
BPM Section Section 20.5.2 Initial Conditions
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Existing Language

​See Attached

Proposed Language

​See Attached​

Reason For Revision

With the Extended Day-Ahead Market (EDAM) implementation May 1, 2026, Scheduling Coordinators (SCs) may reflect the initial condition status indicated in the SC's HE1 self schedule submitted prior to the binding Day-Ahead market run for the next operating day. Scheduling Coordinators may submit a Day Ahead HE1 self schedule specifying whether the resource is expected to be online or offline, along with any anticipated multi-stage generator (MSG) configuration changes​.

Click here to view the Recommendation Details for this PRR
BPM PRR Submitter

Martin, Michael (CAISO)
Modified BPM language proposed by the PBM Chnage Management Coordinator

Identification of the authorship of comments

Approved with minor wording changes
Action

Approve the BPM PRR as modified.

Corrected definition of longer start resources and other clarifications.
Statement of apparent requirements of the BPM PRR

NA
Priority and rank for any BPM PRR requiring a CAISO system change

Proposed effective date(s) of the BPM PRR

NA
Other recommended actions

Announcements
No Announcements has been posted for this PRR.
Impact Analysis
Notes:
Because the EDAM BPM is new and has no prior version for comparison, PRRs submitted for this BPM do not require an Impact Analysis (IA) form. An IA will be required for future revisions once the initial EDAM BPM is established.
Initial Comments
No Initial Comments available for this PRR.
Recommendation Comments
No Recommendation Comments available for this PRR.
Attachments