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December 14, 2025

Midcontinent Independent System Operator (MISO)

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MISO Rebrands System Restoration Working Group
MISO’s stakeholder committee chairs resuscitated a stakeholder group dedicated to emergency preparedness and system restoration training.
LS Power
MISO Picks Republic Transmission for 1st LRTP Competitive Project
MISO has chosen LS Power’s Republic Transmission to build the first competitive project emerging from the RTO’s long-range transmission plan.
ATC and ITC Midwest
Wisconsin Tx Project Clears State Litigation
Cardinal Hickory Creek transmission project overcame another legal hurdle: a Wisconsin county judge found that regulators adequately scrutinized the project.
NextEra Energy
FERC Questions MISO Plan to Drop Renewables’ Ramp Eligibility
FERC last week told MISO it must provide more details around its plan to exclude wind and solar generation from supplying ramping service.
NOAA
Illinois Regulators Hear from RTOs on Summer Readiness
The Illinois Commerce Commission questioned MISO and PJM officials on their respective RTOs’ preparations for summer, with some concerned about reliability.
Northern Indiana Public Service Co.
New Law Expands Indiana ROFR Law for Transmission Buildout
Indiana has become the latest state to give incumbent utilities a right of first refusal to develop regional transmission projects.
NextEra
Report: Energy Storage Would Save Indiana Utilities $73M
Three Indiana utilities could save customers a combined $73 million if they ditched plans to build new gas plants and invested in battery storage, report says.
Ameren Missouri
MISO: No Deadline Yet for 2023 Queue Applications
MISO said it hasn’t yet settled on a deadline for developers to submit generation project applications under the 2023 interconnection queue cycle.
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MISO Releases JTIQ Portfolio Cost-allocation Details
MISO released details about how it will administer cost allocation on the $1 billion Joint Targeted Interconnection Queue portfolio of 345 kV projects.
ACORE
ACORE: MISO Should Retool Market for Resources’ Transition
A new report from the American Council on Renewable Energy recommends MISO make multiple edits to its markets to take advantage of a shifting resource mix.

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