{"data":{"id":"us-mt/1-2-109","jurisdiction":"us-mt","citation":"1-2-109","heading":"When laws retroactive.","body":"No law contained in any of the statutes of Montana is retroactive unless expressly so declared.","path":["TITLE 1. GENERAL LAWS AND DEFINITIONS","CHAPTER 2. STATUTORY CONSTRUCTION","Part 1. General Provisions"],"source_url":"https://mca.legmt.gov/bills/mca/title_0010/chapter_0020/part_0010/section_0090/0010-0020-0010-0090.html","current_through":"Montana Code Annotated 2025","vintage":"","retrieved_at":"2026-09-14T04:42:30Z","sha256":"010b20e90a56adbbc2562cf88eec29aeebd963d5c65643656387b931eb77d930","source_id":"us-mt","stale":false,"prev":"us-mt/1-2-108","next":"us-mt/1-2-110"},"notice":"GroundRules: Original legal text. Not legal advice."}