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April 5, 2026

MISO

The Midcontinent Independent System Operator is a regional transmission organization that plans transmission projects, administers wholesale markets for its membership and manages the flow of electricity in Arkansas, Illinois, Indiana, Iowa, Kentucky, Louisiana, Michigan, Minnesota, Mississippi, Missouri, Montana, North Dakota, South Dakota, Texas and Wisconsin. 
MISO Seeking Multiple Vendors for Market Platform Redesign
MISO will attempt to divide its ongoing market platform replacement into a series of smaller agreements with vendors rather than one large contract.
Stakeholders Mixed on MISO Seams To-do List
Stakeholders gave MISO leadership mixed signals on what they expect from seams policy, though they agreed the RTO shouldn’t strive for exacting consistency in how it deals with different neighbors.
MISO: Winter Emergency Another Signal for Grid Ops Change
MISO’s most recent maximum generation emergency is yet another portent of its increasing need to rethink grid operations, execs told the Board of Directors.
FERC Backs Cleco on Tax Rate Calculations
FERC dismissed a Louisiana city’s complaint that Cleco Power collected excess revenue because its rates did not immediately reflect the 2018 tax cut.
More Work Needed for MISO, SPP on Transparency, FERC Says
FERC ordered MISO and SPP to make additional Tariff changes to comply with the transparency requirements of Order 844 while approving PJM’s filing.
New Task Team to Review MISO Board Rules
MISO’s Advisory Committee is exploring whether to extend a 1-yr. “cooling-off” period to state regulators before they serve on the RTO’s Board of Directors.
FERC Approves MISO Pseudo-tie Proposal
FERC approved Tariff revisions intended to relieve costs for MISO resources pseudo-tying into PJM despite criticism that they didn't go far enough.
FERC Rejects MISO Plan to Strengthen Queue Requirements
FERC rejected MISO’s proposal to impose more stringent requirements for interconnection customers, but could be persuaded to accept with certain revisions.
MISO Planning Committee to Reconsider Non-TO Storage as Tx
MISO's Steering Committee instructed the Planning Advisory Committee to revisit non-transmission owners operating storage-as-transmission assets.
Counterflow: Big Transmission is Still Dead
Commentator Steve Huntoon doubts that even a proposed $2.5 billion MISO-to-PJM HVDC line can raise Big Transmission from the dead.

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