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December 5, 2025

Transmission Rates

© RTO Insider
MISO: More Time Needed to Perform 8-year Resettlement of TOs’ ROE
MISO says it needs more time to finish meting out refunds, nearly a dozen years after a complaint was first raised to lower its transmission owners’ base return on equity.
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Federal Energy Policy News Roundup: House Bills and DOE Returns $13B
Democrats introduced a FERC-heavy bill to control electricity costs, House Energy & Commerce Committee Republicans tout bills passed out of committee, DOE returns $13 billion and some details from the Dallas Fed survey.
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Speculative Data Centers Highlight Need for Effective Forecasting, Experts Say
Utilities face significant forecasting risks from large loads, prompting the industry to develop various strategies to eliminate speculative projects, experts said during a Western Interstate Energy Board webinar.
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FERC Requires Additional Z2 Filing from SPP
FERC directed SPP to submit a compliance filing for its proposal to unwind credit payment obligations assessed under Attachment Z2 of the SPP tariff for transmission service taken from 2008 to 2016.
California Governor's Office
Newsom Signs Calif. Pathways Bill into Law
California Gov. Gavin Newsom signed into law the bill that will allow CAISO to transition the governance of its markets to an independent “regional organization,” along with five other bills related to energy and emissions.
MISO
MISO, Stakeholders Appeal to FERC to Leave Long-range Tx Plan Intact
MISO and several stakeholders came to the defense of the RTO’s $21.8 billion, 24-project long-range transmission plan portfolio for the Midwest as five Republican states seek to repeal the projects’ approval.
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FERC Commissioners Debate 60/40 Capital Structure for Transmission
An apparently routine rate incentive request from a MISO transmission developer who has yet to be assigned a project turned into a debate between FERC commissioners over capital structures in ratemaking.
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SPP Board Approves 765-kV Project’s Increased Cost
SPP’s Board of Directors has approved a pair of contentious measures that were put aside during its August quarterly meeting, a tariff change to integrate and operate high-impact large loads and a revised cost estimate for a 765-kV transmission project.
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Parties Argue for Appeal of Order 1920’s Tx Reforms in First Set of Briefs
Parties filed their first briefs in the appeal of FERC Order 1920, which mandated changes to regional transmission planning and cost-allocation rules.
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BPA Preparing to Deliver Power Under New Multiyear Contracts
BPA will begin to issue long-term contract offers under its Provider of Choice policy after finalizing the set of policies and decisions that will guide the 20-year contracts. 

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