New Montana laws taking effect July 1, 2026

6 laws take effect July 1, 2026.

Of the 778 bills enacted since 2025, 774 have an effective date and 4 don't yet (listed below). A law here takes effect that day by its main provisions; parts of a staggered act may take effect on other dates.

Updated Oct 31, 2026 at 11:39 a.m. EDT.

Healthcare (2)

  • HB 590 · 2025 Regular SessionPublished

    Generally revise laws related to electronic health care records

    How we got this date

    Published by the legislature: All Sections: 2026-07-01.

    How effective dates are worked out

  • HB 792 · 2025 Regular SessionPublished

    Generally revise laws related to cannabis labeling and education

    How we got this date

    Published by the legislature: All Sections: 2026-07-01.

    How effective dates are worked out

Affordability (1)

Crime (1)

  • HB 643 · 2025 Regular SessionPublished

    Revise reimbursement costs to detention centers holding inmates in state custody

    How we got this date

    Published by the legislature: All Sections: 2026-07-01.

    How effective dates are worked out

Education (1)

  • HB 156 · 2025 Regular SessionPublished

    Revise education funding laws by replacing school district BASE levies with countywide BASE levies

    How we got this date

    Published by the legislature: All Sections: 2026-07-01.

    How effective dates are worked out

Taxes (1)

  • HB 351 · 2025 Regular SessionPublished

    Clarify point of taxation for gasoline and special fuels taxes

    How we got this date

    Published by the legislature: All Sections: 2026-07-01.

    How effective dates are worked out

Enacted, but not yet dated (4)

These laws' texts tie their dates to something outside the legislative record (Contingent), or not enough is recorded yet to give one (Unresolved). They may take effect July 1, 2026 too; the record doesn't say.

Show all 4
  • HB 447ContingentEnact the Respiratory Care Interstate CompactEffective on the date the compact is legislatively enacted into law by the seventh member state
  • HB 56ContingentEstablish ambulance provider assessment fee programApproval by the United States department of health and human services of all waivers and approvals necessary to implement the assessment fee and supplemental payments
  • SB 233ContingentAdopting the interstate massage compactCompact legislatively enacted into law by the seventh member state
  • SB 279ContingentAdopt the dietitian licensure compactThe compact has been legislatively enacted into law by the seventh member state.