Versions of Michigan Laws 257.616a - Portable signal preemptive device; prohibitions; penalties; exceptions; definitions on LawServer 2024 Michigan Laws 257.616a – Portable signal preemptive device; prohibitions; penalties; exceptions; definitions 2023 Michigan Laws 257.616a – Portable signal preemptive device; prohibitions; penalties; exceptions; definitions 2022 Michigan Laws 257.616a – Portable signal preemptive device; prohibitions; penalties; exceptions; definitions 2020 Michigan Laws 257.616a – Portable signal preemptive device; prohibitions; penalties; exceptions; definitions 2019 Michigan Laws 257.616a – Portable signal preemptive device; prohibitions; penalties; exceptions; definitions 2017 Michigan Laws 257.616a – Portable signal preemptive device; prohibitions; penalties; exceptions; definitions 2016 Michigan Laws 257.616a – Portable signal preemptive device; prohibitions; penalties; exceptions; definitions 2015 Michigan Laws 257.616a – Portable signal preemptive device; prohibitions; penalties; exceptions; definitions 2014 Michigan Laws 257.616a – Portable signal preemptive device; prohibitions; penalties; exceptions; definitions 2013 Michigan Laws 257.616a – Portable signal preemptive device; prohibitions; penalties; exceptions; definitions 2009 Michigan Laws 257.616a – Portable signal preemptive device; prohibitions; penalties; exceptions; definitions