House Bill No. proposes an amendment to the Montana Constitution to repeal Article XIII, Section 7, which currently prohibits same-sex marriages. The bill includes several new sections: Section 1 explicitly states the repeal of the aforementioned constitutional provision, while Section 2 establishes that a two-thirds roll call vote from all members of the legislature is required for the passage of this amendment. Additionally, Section 3 specifies that if the amendment is approved by voters, it will take effect on January 1, 2027.

Furthermore, Section 4 outlines the process for submitting this amendment to the electorate, indicating that it will be presented during the general election in November 2026. The ballot will include the full title of the act along with options for voters to express their support or opposition to the constitutional amendment.