Versions of Montana Code 45-5-507. Incest on LawServer 2023 Montana Code 45-5-507. Incest 2022 Montana Code 45-5-507. Incest 2021 Montana Code 45-5-507. Incest 2019 Montana Code 45-5-507. Incest 2018 Montana Code 45-5-507. Incest 2016 Montana Code 45-5-507. Incest 2014 Montana Code 45-5-507. Incest 2013 Montana Code 45-5-507. Incest 2009 Montana Code 45-5-507 – Incest