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December 14, 2025

Midcontinent Independent System Operator (MISO)

MISO
MISO Hopes Bifurcated MVP Cost Allocation Will be Temporary
MISO said its proposal to conduct transmission cost allocation separately for the South and Midwest regions is likely to be in place for up to four years.
© RTO Insider LLC
MISO Tx Expansion Plans Proceeds to Board Vote
MISO's 339-project, $3.04 billion MTEP 21 is headed for approvals from the MISO Board of Directors. 
MISO
Stakeholder Soapbox: Transmission Planning Needs to be Improved — And We Already Know How to Do It
Reliability and clean energy related public policies are increasing the need for and benefits of large-scale transmission to avoid increased electricity costs.
Texas Admin Monitor
Regulators Debate Competition in Entergy’s Texas Footprint
The Texas PUC discussed the lack of competition in Entergy Texas’ footprint, questioning whether previous cost recoveries have benefited ratepayers.
© RTO Insider LLC
MISO Market Subcommittee Briefs: Oct. 7, 2021
MISO's Oct. 7 Market Subcommittee covered FTR market concerns and a customer ask for better load forecasting data.
Entergy
MISO Draws on Storage Model for DER Aggregations
MISO will use its electric storage resource participation model as the basis for DER aggregation participation, scrapping an earlier plan.
© RTO Insider LLC
MISO, SPP: Economics Secondary in Joint IC Planning
MISO and SPP said a weak economic showing isn’t a dealbreaker to build transmission projects accommodating generation in their jammed interconnection queues.
Patrick Brown and Audun Botterud, MIT
New Tx Study Calls for Holistic Planning Across Regions
A Brattle Group-Grid Strategies study on transmission planning pinpoints inefficiencies that hinder the integration of new renewable resources.
Eastern Interconnection Planning Collaborative
Grid Operators Seek Policy Role, Reliability `Safety Valve’
Grid planners need more input on policy and a reliability “safety valve,” the Eastern Interconnection Planning Collaborative said in a new paper.
National Renewable Energy Laboratory
FERC OKs MISO Hybrid Resource Accreditation Plan
FERC on Tuesday approved MISO’s two-part plan to get hybrid resources accredited for participation in the RTO’s capacity auctions.

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