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March 31, 2026

MISO

The Midcontinent Independent System Operator is a regional transmission organization that plans transmission projects, administers wholesale markets for its membership and manages the flow of electricity in Arkansas, Illinois, Indiana, Iowa, Kentucky, Louisiana, Michigan, Minnesota, Mississippi, Missouri, Montana, North Dakota, South Dakota, Texas and Wisconsin. 
© RTO Insider LLC
FERC Upholds ROE Refund Obligation for Mississippi TO
FERC said a MISO transmission owner cannot duck refunds stemming from the commission’s recent decision to implement a 10.02% return on equity.
© RTO Insider LLC
MISO Modifies Stakeholder Meeting Schedule
MISO has scrapped its plan for a stakeholder meeting schedule that would have packed all major committee meetings into a single week eight times per year.
MISO
MISO Market Subcommittee Briefs: Dec. 1, 2021
MISO's Market Subcommittee covered changes to the Integrated Roadmap, the migration to a new member interface and making load forecasting data more accessible.
MISO
MISO Postpones 1st Cycle of Long-range Projects
MISO pushed its deadline for approvals of the first long-range transmission projects from March into late spring.
Ameren Illinois
FERC Firm on Refunds in Ameren Rate Case
FERC has decided that Ameren Illinois must still issue refunds over transmission rate errors uncovered by a central Illinois co-op.
MISO Resource Assessment: 140 GW Needed Within 20 Years
MISO announced that members will need to add almost 140 GW of capacity over the next two decades to meet carbon-reduction targets while maintaining reliability.
La. PSC
Louisiana PSC Defers Vote to Force MISO Exit
Louisiana regulators have shelved a vote that might have had them compelling Entergy Louisiana and Cleco Power to leave MISO for another transmission operator.
David Kitto, CC0 1.0 Universal, via Wikimedia Commons
FERC, NERC Release Final Texas Storm Report
FERC and NERC released their final report on February's winter storms and the resulting mass outages, with recommendations for future preparedness.
SPP
SPP-MISO M2M Settlements Top $183M
SPP accrued $21.65 million in market-to-market settlements with MISO during August and September, pushing the total to an all-time high of $183 million.
Xcel Energy
MISO Schedules Cost-allocation FERC Filing
MISO plans to file in December to create separate but identical cost allocation designs for MISO Midwest and MISO South under its long-range transmission plan.

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