Versions of Montana Code 2-4-308. Adjective or interpretive rule -- statement of implied authority and legal effect on LawServer 2023 Montana Code 2-4-308. Adjective or interpretive rule — statement of implied authority and legal effect 2022 Montana Code 2-4-308. Adjective or interpretive rule — statement of implied authority and legal effect 2021 Montana Code 2-4-308. Adjective or interpretive rule — statement of implied authority and legal effect 2019 Montana Code 2-4-308. Adjective or interpretive rule — statement of implied authority and legal effect 2018 Montana Code 2-4-308. Adjective or interpretive rule — statement of implied authority and legal effect 2016 Montana Code 2-4-308. Adjective or interpretive rule — statement of implied authority and legal effect 2014 Montana Code 2-4-308. Adjective or interpretive rule — statement of implied authority and legal effect 2013 Montana Code 2-4-308. Adjective or interpretive rule — statement of implied authority and legal effect 2009 Montana Code 2-4-308 – Adjective or interpretive rule — statement of implied authority and legal effect