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December 5, 2025

MISO Transmission Expansion Plan (MTEP)

MISO
NextEra Asks for Rehearing of Canceled Competitive Project
NextEra Energy is continuing its efforts to salvage the only competitive regional transmission project MISO has recommended in its South region.
Entergy
NextEra, SREA Protest Canceled MISO Project at FERC
NextEra Energy Transmission and the Southern Renewable Energy Association are asking FERC to intervene in a last-ditch effect to save the only competitive transmission project ever approved for MISO South.
© RTO Insider LLC
Initial MTEP 23 Ignites Familiar Arguments over MISO South’s Reliability Spending
MISO’s preliminary MTEP 23 is set to double spending, driven by a record number of baseline reliability projects in MISO South.
ITC Michigan
Stakeholders Ask MISO for 2nd Look at Michigan Expedited Project
Stakeholders requested MISO take a second look into its recommendation of an expedited transmission project in Michigan.
© RTO Insider LLC
MISO Staff Preview New LRTP Projects with Board
MISO gave its board a first look at its contentious concept map of line ideas under the second phase of its long-range transmission plan.
© RTO Insider LLC
MISO Adding Near-term Congestion Study to MTEP
MISO announced that it will add an informational study on near-term transmission congestion to its 2023 cycle of transmission planning.
MISO
‘Conceptual’ Tx Planning Map Troubles MISO Members
MISO fired up the second phase of its long-range transmission planning by debuting a theoretical map of projects that proved divisive with stakeholders.
© RTO Insider LLC
MISO’s $4B MTEP 22 Clears 1st Board Vote Despite Criticisms
MISO’s 2022 transmission planning portfolio cleared its first vote before board members, though some stakeholders have lodged complaints over the package.
Entergy
Stakeholders Doubt MISO Study of Alternative Tx Projects
Clean energy and consumer advocates questioned whether MISO planners are sufficiently exploring alternatives to the projects its transmission owners submit.
© RTO Insider LLC
Stakeholders Endorse MISO’s Final MTEP 22
The final form of the MISO 2022 Transmission Expansion Plan earned a hesitant nod from the stakeholder-led Planning Advisory Committee.

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