WY – Montana-Dakota UtilitiesNov 26, 2024Rateacuity.comImportant Rate ChangesGas, WY Case: 30013-415-GR-24 Initial Filing Date: 10/31/2024 Summary: 18.67% Residential, 7.60% Firm General, 0.00% Small Interruptible, 0.10% Large Interruptible Effective Date: Status: Pending Type: Gas