MISO said it will leave the 10-year-old guiding principles for its market design untouched after it conducted a check-in with stakeholders to gauge whether they are still valid in a rapidly changing industry.

MISO’s quarterly public meetup with its board of directors put on display the unrelenting rift between the RTO’s planners and the Independent Market Monitor over MISO’s $21 billion in long-range transmission planning.

MISO’s Independent Market Monitor debuted six new market recommendations this year as part of his annual State of the Market report.

MISO leadership predicted adequate supply paired with a temperate winter at the final Board Week of the year.

MISO officials said they probably could have held off their decision to call a summertime emergency in late August.

Months before MISO debuts a seasonal capacity auction, its IMM said he has uncovered a faulty assumption behind the seasonal capacity requirements.

MISO Board Week focused on the industry shift underway as the RTO plans to get more transmission lines strung to bring record amounts of new capacity online.

MISO’s board of directors gathering covered concern over slipping capacity reserves as heat blistered the footprint and forced emergency preparations.