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December 19, 2025

Transmission

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MISO Intent on Answers as to IMM Role in Tx Planning
MISO confirmed it’s taking steps to get answers from FERC about the role the Independent Market Monitor should have — if any — in transmission planning.
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MISO to Seek 3-Year Order 881 Delay for Vendor Holdups
MISO announced it will ask FERC for a postponement on rolling out ambient-adjusted line ratings until December 2028.
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NWPCC Considers Trump, Data Centers in Regional Power Plan
The Northwest Power and Conservation Council must ensure forecast models consider President Donald Trump’s shifting energy priorities to ensure the council’s upcoming 20-year regional power plan stays relevant, board members contended during a recent meeting.
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Load Growth Drives Early MTEP 25 to $11B
MISO’s preliminary 2025 Transmission Expansion Plan is set to become another record-breaking collection, at 434 transmission projects at an estimated cost of $11 billion.
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PJM PC/TEAC Briefs: March 4, 2025
PJM presented the Planning Committee with a draft amendment to the Deactivation Enhancement Senior Task Force’s issue charge to add a key work activity focused on creating pro forma language for reliability-must-run agreements with generation owners seeking to deactivate a unit identified as being necessary for reliability.
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Ontario Premier Ford Slaps 25% Tariffs on Power Exports to US
Ontario Premier Doug Ford followed through on a threat to implement a 25% tariff on electricity exports to the US, a response to President Trump's own 10% tariff that went into effect last week.
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PJM OC Briefs: March 6, 2025
PJM gave more detail on its plan to scale back a 30% adder it added on the synchronized and primary reserve requirement in May 2023.
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Report Faults Utilities on Data Center Planning
The new grid infrastructure needed for data center buildout is being unevenly subsidized by other ratepayers through minimally publicized utility agreements, a report charges. 
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SPP Stakeholders Grapple with Energy Transition
Incoming SPP CEO Lanny Nickell told attendees at the Energy Synergy Summit that infrastructure is the key to managing the energy transition.
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FERC Approves Power Up NE Tx Filing amid Funding Uncertainty
FERC approved a guarantee for National Grid to recoup all prudently incurred costs for the company’s portion of the Power Up New England transmission project if the project is terminated due to factors outside the company’s control.

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