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April 2, 2026

Independent Market Monitor (IMM)

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Regulators Past and Present Ask MISO for Public Findings on IMM Link to LRTP Complaint
A sitting state commissioner and two former regulators have asked MISO to publicly share any information it might gather on its Independent Market Monitor’s possible involvement in a five-state complaint against the RTO’s long-range transmission planning.
Midwestern Regional Climate Center and MISO
MISO Details Pricing Issues, Slow Market Solves During Winter Max Gen Emergency
MISO’s maximum generation emergency event during a harsh winter featured under-forecast demand, issues with pricing software and day-ahead models so bogged down by complexity that they took longer to solve.
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New Group Questions IMM Findings that $22B MISO Spend Uneconomic
The MISO independent market monitor is just that — independent, writes Bill Malcolm. "He should not be shown the door but should be allowed to continue to do his job and also to talk to state regulators who seek his advice."
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Group Raises Questions over MISO IMM Involvement in $22B Tx Plan Complaint
A new group formed to represent electric ratepayer interests has raised questions about interactions between MISO’s Independent Market Monitor and the state regulatory agencies seeking to overturn the RTO’s $22 billion long-range transmission portfolio through a FERC complaint.
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FERC Denies Monitor Complaint to Establish PJM Authority to Reject Large Loads
FERC rejected a complaint from the PJM Independent Market Monitor asking it to determine the RTO holds the authority to deny transmission service for large loads that cannot be reliably served/
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PJM, Monitor Float Reserve Market Changes
PJM and the Independent Market Monitor are drafting proposals to rework the RTO’s reserve market.
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PJM Stakeholders Considering Load Management Performance Penalties
PJM, Voltus and the RTO’s Independent Market Monitor presented proposals to establish penalties for demand response and price-responsive demand resources that fail to perform during a pre-emergency load management event.
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FERC Approves PJM CIR Transfer Proposal
FERC approved revisions to PJM’s tariff to streamline the process for the owners of a deactivating resource to transfer its capacity interconnection rights to a new unit at the same point of interconnection.
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MISO Tempers 2026 Budget Plan
MISO has trimmed its annual budget, now expecting to spend a little less than $431 million in 2026, down from nearly $450 million.
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MISO Usage, Outages Up in Fall 2025
MISO and its Monitor tracked a rise in energy consumption in fall 2025 and reviewed some operational rough patches, while the RTO explained why its machine-learning risk predictor remains a work in progress.

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