Minnesota energy regulators approve tribal casino solar array after utility threat, Minnesota Star Tribune reports.

Minnesota Public Utilities Commission (PUC) approves Prairie’s Edge Casino Resort 2.5-megawatt solar project.

Minnesota Valley Cooperative Light and Power Association cannot disconnect Prairie’s Edge Casino Resort due to its solar project.

Minnesota Valley claimed the tribe’s solar array exceeded the utility’s limit and threatened power cut-off to the casino.

After PUC ruling, Prairie’s Edge solar array can now be activated after safety review.

‘What You’re Doing is Wrong’

PUC orders utility to continue supplying electricity as long as solar system remains behind the meter.

Commissioner Audrey Partridge criticizes cooperative’s actions towards tribe during hearing.

Long battle ends in favor of Upper Sioux Community’s solar project at Prairie’s Edge Casino Resort.

Array with battery storage system to provide 30% of casino’s electricity needs.

Judge’s ruling supported by other electric cooperatives, dissatisfied with Minnesota Valley’s threats.

‘Unlawful and Unreasonable’

PUC agrees with judge’s finding that utility acted unlawfully and unreasonably.

State Department of Commerce notes utility’s concerns of lost sales, not safety issues.

Upper Sioux Community asserts tribal sovereignty in dispute with utility.

Minnesota Valley may appeal PUC decision regarding casino’s electricity generation.