2024 Michigan Laws 257.629a – County traffic safety organization; creation, appropriation

2023 Michigan Laws 257.629a – County traffic safety organization; creation, appropriation

2022 Michigan Laws 257.629a – County traffic safety organization; creation, appropriation

2020 Michigan Laws 257.629a – County traffic safety organization; creation, appropriation

2019 Michigan Laws 257.629a – County traffic safety organization; creation, appropriation

2017 Michigan Laws 257.629a – County traffic safety organization; creation, appropriation

2016 Michigan Laws 257.629a – County traffic safety organization; creation, appropriation

2015 Michigan Laws 257.629a – County traffic safety organization; creation, appropriation

2014 Michigan Laws 257.629a – County traffic safety organization; creation, appropriation

2013 Michigan Laws 257.629a – County traffic safety organization; creation, appropriation

2009 Michigan Laws 257.629a – County traffic safety organization; creation, appropriation