Versions of Montana Code 45-5-611. Bigamy on LawServer 2023 Montana Code 45-5-611. Bigamy 2022 Montana Code 45-5-611. Bigamy 2021 Montana Code 45-5-611. Bigamy 2019 Montana Code 45-5-611. Bigamy 2018 Montana Code 45-5-611. Bigamy 2016 Montana Code 45-5-611. Bigamy 2014 Montana Code 45-5-611. Bigamy 2013 Montana Code 45-5-611. Bigamy 2009 Montana Code 45-5-611 – Bigamy