Energy Efficiency Resource Standard:

-none-

Building Codes:

Montana updated to the 2021 IECC with amendments in 2022. The code applies statewide but local jurisdictions can voluntarily adopt above code restrictive standards. See more: https://bsd.dli.mt.gov/building-codes-permits/current-codes. 

Appliance Standards:

Montana has not set appliance standards beyond the federal appliance standards.