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March 10, 2026

Transmission Planning

ACORE
ACORE Grid Forum Panelists Scorn Tx Permitting Process, Express Hope
Speakers at ACORE’s annual Grid Forum weren’t afraid to use strong words on the ineffectiveness of the U.S. permitting system but were bullish that it’s fixable.
© RTO Insider LLC
OMS Meeting Speakers Stress Importance of Transmission Planning
At a time when MISO’s long-term planning is under fire, the Organization of MISO States’ annual meeting featured speakers who vouched for the power of planning.
© RTO Insider
Golden Spread to Appeal Rejection of Capacity Assessment Change to Board
Golden Spread Electric Cooperative will again appeal a stakeholder group’s rejection of a proposed tariff change that would pre-emptively determine the amount of load SPP's system can handle without requiring additional network upgrades.
FERC
Retribution Fears Impede Wildfire Mitigation, FERC Conference Speakers Say
Oregon Public Utility Commission Chair Letha Tawney called for a less punitive data-sharing regime around wildfires, saying that liability fears impede the industry from understanding the root causes of fires.
© RTO Insider LLC
SPP Stakeholders Trim $2.5B from 2025 Transmission Plan
SPP stakeholders have endorsed the RTO's 10-year transmission plan and some of its proposed 765-kV lines, trimming about $2.5 billion in costs from the portfolio.
Invenergy
FERC Orders MISO to Describe Merchant HVDC Planning Considerations
FERC ruled that MISO must name a point in development and describe how it would consider merchant HVDC lines in its transmission planning.
Shutterstock
FERC Approves SPP’s New Provisional Load Process
FERC approved SPP’s tariff change to offer a provisional load interconnection process so the grid operator can study potential data centers and other large loads when there isn’t available power for the new facilities.
MISO, SPP
SPP Moving Forward with JTIQ Transmission Projects
SPP plans to continue working the Joint Targeted Interconnection Queue’s portfolio of five 345-kV projects on its seam with MISO, despite the U.S. Department of Energy’s threat to pull $464 million in previously granted funds.
Astoria Generating Co.
NYISO Again Identifies Reliability Need for NYC
New York City could be short as much as 650 MW in capacity in the summer of 2026, according to NYISO’s Short Term Assessment of Reliability for the third quarter.
IESO
IESO Removes Credit Requirement for Transmission Registry

IESO removed a credit rating requirement for prospective bidders to enroll in its Transmitter Selection Framework Registry, a prequalification mechanism for the competitive procurement that is expected to begin in 2026.


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