FERC cited the filed rate doctrine on retroactive ratemaking to reject a pair of SPP requests for waivers to resettle billing errors.

SPP raked in another $27.87 million in market-to-market settlements from MISO during December and January, pushing its total to $168.11 million.

SPP staff assured stakeholders they are looking into the causes of congestion around the MISO seam following a third month of record M2M settlements.

SPP and MISO in October registered a record $14.63 million in market-to-market settlements, more than doubling the amount set the month before.

SPP staff have been meeting with MISO staff as they scope the RTOs' joint transmission study of potential projects along their seam.

MISO and SPP state regulators appear intent on completing their work to improve their interregional coordination before 2021 arrives.

SPP considered several seams-related projects with MISO through their 2020 ITP, but declined to pursue them over differences in calculating benefits and costs.

SPP and MISO staff shared with the SPP Seams Steering Committee additional details on the yearlong transmission study the RTOs will soon pursue.

MISO’s and SPP’s state regulators gave the RTOs’ staffs an opportunity to respond to their monitors’ suggestions for improving interregional coordination.

MISO’s and SPP’s market monitors presented their last report to state regulators working to improve the RTOs’ interregional coordination.