The increasing complexity of distribution systems is creating a new “seam” for grid operators, experts said at the PJM General Session.

The 2016 MISO Transmission Expansion Plan, with 383 projects totaling $2.7 billion, unanimously passed the Board of Directors’ review Dec. 7.

ERCOT stakeholders approved new criteria for determining the need for new projects to address existing transmission planning challenges.

The MISO and PJM targeted market efficiency project portfolio has dipped from seven projects to five.

An ISO-NE market efficiency transmission project intended to release bottled wind resources in Maine may not be cost-effective, according to a draft report.

Stakeholders working on the SPP Z2 crediting process met here last week to learn about how potential solutions might affect the RTO’s other functions.

FERC last week approved the PJM cost allocations for its updated Regional Transmission Expansion Plan, dismissing complaints from Dayton Power and Light.

The Organization of MISO States was unable to achieve consensus on how MISO should revise its cost allocation procedures.

MISO and PJM have agreed not to publicly talk about the issue of pseudo-tie congestion double-counting until a FERC complaint on the issue is resolved.

MISO and PJM are close to implementing a targeted market efficiency project type and poised to approve six such projects with cross-regional benefits.