Versions of Michigan Laws 257.4b - \"Bus\" defined on LawServer 2024 Michigan Laws 257.4b – “Bus” defined 2023 Michigan Laws 257.4b – “Bus” defined 2022 Michigan Laws 257.4b – “Bus” defined 2020 Michigan Laws 257.4b – “Bus” defined 2019 Michigan Laws 257.4b – “Bus” defined 2017 Michigan Laws 257.4b – “Bus” defined 2016 Michigan Laws 257.4b – “Bus” defined 2015 Michigan Laws 257.4b 2014 Michigan Laws 257.4b 2013 Michigan Laws 257.4b 2009 Michigan Laws 257.4b – Bus defined