Solar Energy in Billings, MT (2026)
1 verified solar energy rules for Billings, Montana, sourced directly from the municipal code and official government pages.
Verified from official government sources
Panel Permits
Billings zoning code exempts small on-site rooftop or ground solar arrays (Tier 1) from a zoning permit, but larger Tier 2 and Tier 3 systems need a zoning compliance permit or special review under Sec. 27-1007.
Billings Solar Panel Permit Rules
Some RestrictionsSec. 27-1007
(a)Tier 1. Accessory solar energy facilities meet the following criteria:(1)Is an accessory use on the site that provides energy primarily for on-site use; and(2)Can be building-mounted or ground-mounted... 5.Permit required.(a)The following permit requirements are applicable to SEF systems... (b)Submission Requirements for Tier 2 and Tier 3 SEFs: Tier 2 zoning compliance permit and Tier 3 spec...
Looking for Yellowstone County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Billings city rules.
Solar Energy in Yellowstone County →