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December 21, 2025

Transmission Planning

© RTO Insider LLC
MISO Board Approves $9B MTEP 23; Members Deliberate on New Expedited Review Rules
The MISO board approved the $9 billion, 572-project 2023 Transmission Expansion Plan, which contains the most expedited project reviews ever.
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FERC Gets Growing Calls to Finish Transmission Rule in 2024
A growing chorus of stakeholders is hoping to see a final transmission planning rule from FERC sometime in the New Year, with a set of letters sent to the commission.
Invenergy
Grain Belt Express Asks FERC to Overrule MISO on In-service Date
Invenergy asked FERC to order MISO to allow it to energize part of its Grain Belt Express project in 2028 despite delays in upgrades in Ameren’s territory.
Avangrid
FERC Orders Settlement Procedures on NY Utilities’ Tx ROE Filing
FERC ordered two New York utilities into settlement procedures over their proposed 10.87% ROE on upgrades to meet the state’s renewable energy goals.  
TransCanyon LLC
‘Missing Pathway’ Advancing Through Approval Steps in West

The proposed Cross-Tie transmission project is moving through the federal approval process with a targeted in-service date in 2027.

MISO
MISO Champions Queue Crackdown as Stakeholders Blast MW Cap on Project Entries

Several MISO stakeholders took exception to the RTO’s proposal before FERC to cap the volume of interconnection requests it accepts annually.

MISO
Iowa ROFR Law Overturned, Throwing Multiple MISO LRTP Projects into Uncertainty
An Iowa court has formally struck down the state’s right of first refusal law, driving uncertainty for $2.6 billion worth of MISO's long-range transmission projects.
Rhodium Group
Industry Considers Building its Own Generation to Decarbonize
Industrial decarbonization is lagging the effort in the power sector and transportation, and many companies are considering directly linking big industrial demand with clean energy.
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OPSI Urges Reliability Coordination Between PJM, States
The Organization of PJM States urged the PJM Board of Managers to work closer with member states to find holistic solutions to reliability challenges posed by rising load and generation retirements.
Dairyland Power Cooperative
MISO Selects Ameren, Dairyland to Build 3rd and 4th LRTP Competitive Projects
MISO has chosen Ameren Transmission Co. of Illinois and Dairyland Power Cooperative to build the third and fourth competitive transmission projects emerging from its long-range transmission plan.

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