Long-term Transmission Planning (LTTP)

© RTO Insider 
Collaboration Key to Energy Affordability, Say U.S. and Canadian Officials
Energy affordability and regional collaboration dominated talks at the New England-Canada Business Council's annual Executive Energy Conference.
ISO-NE
ISO-NE Provides More Detail on Responses to LTTP Procurement
ISO-NE published a summary of proposals submitted for its first longer-term transmission planning procurement, which is aimed at reducing transmission constraints.
Eversource Energy
Load Growth Outpacing Distributed Generation, Eversource Says
Weather-normalized electricity demand has increased by about 2% in Eversource Energy’s service territories in New England, in part due to heating and transportation electrification, CEO Joe Nolan said.
Power Advisory
New Report Outlines a Road map for Interregional Tx in the Northeast
A new report outlines a high-level road map for cross-border interregional transmission planning in the Northeast, making the case for more coordinated planning processes across sub-regions and regulatory environments.
ISO-NE
ISO-NE Publishes Draft 2026 Work Plan
Capacity auction reforms, a new asset condition reviewer role, parallel transmission planning efforts, new reserve products, Pay-for-Performance changes and interconnection modifications are likely to be on the docket for ISO-NE in 2026.
© RTO Insider
Maine PUC Seeking Feedback on Transmission, Generation Procurement
The Maine PUC is seeking feedback and indications of interest for a procurement of generation and transmission capacity to connect at least 1,200 MW of clean energy in Northern Maine to ISO-NE.
ISO-NE
ISO-NE Releases Longer-term Transmission Planning RFP
ISO-NE published the request for proposals for its first longer-term transmission planning procurement, which is focused on increasing North-to-South transmission capacity in New England and interconnecting onshore wind resources in Northern Maine.
NECA
New England Lobbyists Preview 2025 State Legislative Sessions

Government affairs experts previewing New England’s 2025 legislative sessions outlined some key policy overlaps and notable differences among states during a webinar held by the Northeast Energy and Commerce Association.

Shutterstock
NYISO Presents Preliminary FERC Order 1920 Plan to Stakeholders
NYISO presented stakeholders with its preliminary proposal for complying with FERC Order 1920, giving a first glimpse into how the ISO may conduct a long-term transmission planning process.
ISO-NE
ISO-NE Details Evaluation Models for Transmission Solicitation
ISO-NE has outlined the transmission and economic models it plans to use to evaluate proposals submitted for the longer-term transmission planning process.

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