MISO is considering a new type of interconnection agreement for generation built on site and strictly for new large loads.

FERC largely approved compliance filings by three California investor-owned utilities related to interconnection queue requirements.

ISO-NE’s first interconnection cluster study held under new Order 2023 rules is made up mostly of large battery resources and contains only five wind and solar projects.

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.

MISO announced that its first interconnection queue express lane application window turned up 47 projects at a little more than 26.5 GW of proposed new capacity, with natural gas generation accounting for about 20 GW.

PJM’s Markets and Reliability Committee endorsed by acclamation a PJM proposal to rework how the RTO determines whether a new generation point-of-interconnection falls under federal or state jurisdiction.

SPP’s Board of Directors has approved a tariff change establishing an integrated, three-year transmission planning cycle that represents a “first-in-the-country” mechanism.

SPP stakeholders unanimously approved a tariff change that replaces current planning processes with an integrated three-year cycle composed of long-term and annual studies.

ISO-NE’s regional network service rate is set to decrease by about 1% in 2026, dropping from $185.28/kW-year in 2025 to $183.71/kW-year in 2026.