The Montana laws consumer protection firms look at first in residential solar cases: the state's deceptive practices statute, its door to door sales cancellation law, and any law written for solar sales. General information, not legal advice, with the official source for each.
From official sources, checked October 14, 2026. General information, not legal advice.
Montana gives buyers 3 business days to cancel covered home solicitation sales (purchases over $25, cash or credit). Until the seller gives the written notice, the buyer may cancel by any means.
MCA 30-14-501 to 30-14-508 (Personal Solicitation Sales)Door to door solar sales agents must give a written notice the buyer initials, and the buyer may rescind within 3 business days by written notice; the contract is then terminated, the company or agent may not enforce it or file labor and materials claims, and deceptive statements about cost, financing or terms are barred.
MCA 30-14-165 and 30-14-166 (HB 760, 2025)Homeowners can file complaints with the Montana Attorney General. Attorney General consumer complaints
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