{"data":{"id":"us-mt/1-2-201","jurisdiction":"us-mt","citation":"1-2-201","heading":"Statutes -- effective date.","body":"(1) (a) Except as provided in subsection (1)(b), (1)(c), or (1)(d), every statute adopted after January 1, 1981, takes effect on the first day of October following its passage and approval unless a different time is prescribed in the enacting legislation.\n(b) Subject to subsection (1)(d), every statute providing for appropriation by the legislature for public funds for a public purpose takes effect on the first day of July following its passage and approval unless a different time is prescribed in the enacting legislation.\n(c) Subject to subsection (1)(d), every statute providing for the taxation of or the imposition of a fee on motor vehicles takes effect on the first day of January following its passage and approval unless a different time is prescribed in the enacting legislation.\n(d) Every statute enacted during a special session of the legislature takes effect upon passage and approval unless a different time is prescribed in the enacting legislation.\n(2) \"Passage\", as used in subsection (1), means the enactment into law of a bill, which has passed the legislature, either with or without the approval of the governor, as provided in the constitution.","path":["TITLE 1. GENERAL LAWS AND DEFINITIONS","CHAPTER 2. STATUTORY CONSTRUCTION","Part 2. Effect of Legislature's Actions"],"source_url":"https://mca.legmt.gov/bills/mca/title_0010/chapter_0020/part_0020/section_0010/0010-0020-0020-0010.html","current_through":"Montana Code Annotated 2025","vintage":"","retrieved_at":"2026-09-14T04:42:30Z","sha256":"ebbadda6fcfe0456d579809c3f0704b8134e9b1e6649e1c4a50aca7d68f89ae5","source_id":"us-mt","stale":false,"prev":"us-mt/1-2-117","next":"us-mt/1-2-202"},"notice":"GroundRules: Original legal text. Not legal advice."}