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December 5, 2025

Joint Transmission Interconnection Queue (JTIQ)

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SPP State Regulators Affirm Use of Highway/Byway Cost Allocation
SPP state regulators have approved several motions related to FERC Order 1920’s mandate for long-term, scenario-based planning to ensure the system can meet future needs and be fairly compensated.
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.
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MISO-SPP JTIQ Fed Funds Caught Up in DOE Review of Grants

The U.S. Department of Energy is preparing a case-by-case review of all the agency’s financial assistance awards under the Biden administration that it says could have “significant ramifications” for current and prospective recipients.

SPP
SPP Board Approves Need Dates for Last ITP Projects
SPP’s Board of Directors has approved the winter-weather staging of a pair of transmission projects that have been held up since October by stakeholder concerns.
SPP
SPP, MISO Await FERC’s Approval of JTIQ Project
SPP and MISO are coordinating responses to their FERC filings to facilitate their Joint Transmission Interconnection Queue process and cost-allocation methodology.  
MISO, SPP
MISO, SPP Try Again to Find Joint Seam Projects
After five fruitless attempts to agree on joint transmission projects across their seams, MISO and SPP will use what they call a “blended joint model” in parallel with existing SPP and MISO regional models.
Eversource
Demand Growth and Extreme Weather: The Grid’s New Normal
CAISO CEO Elliot Mainzer, ERCOT CEO Pablo Vegas and MISO's Todd Hillman joined a USEA webinar to discuss grid reliability amid increases in extreme weather and load growth.

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