FERC has approved SPP tariff revisions that establish an annual process for developing a single set of uniform zonal planning criteria.

MISO, SPP revealed details of their plan to abandon the maligned affected system study process in favor of regular interregional transmission planning studies.

The first meeting of the Mid-America Regulatory Conference in two years focused on transmission needs that are necessary for a fast-changing energy landscape.

SPP issued a resource advisory for its entire 14-state Eastern Interconnection footprint, effective June 21 through June 24 because of high temperatures.

SPP staff added details to a joint proposal with MISO for replacing their affected systems study process with interregional transmission analyses.

Clean Grid Alliance asked MISO to consider penalty-fee withdraws for advanced-stage interconnection projects saddled with expensive network upgrade costs.

SPP is continuing its delicate dance with Western utilities with a charm offensive that includes a first-hand look at the RTO’s sausage-making process.

FERC has approved MISO's and SPP’s plan to assign a new prioritization of projects in their respective interconnection queues for study purposes.

FERC ordered show-cause proceedings on the transmission formula rate protocols of four utilities in SPP.

FERC permitted GridLiance High Plains to offload its controversial Nixa, Mo., transmission assets to the Missouri Joint Municipal Electric Utility Commission.