2023 Missouri Laws 66.504 – Voter approval of tax required

2022 Missouri Laws 66.504 – Voter approval of tax required

2020 Missouri Laws 66.504 – Voter approval of tax required

2018 Missouri Laws 66.504 – Voter approval of tax required

2016 Missouri Laws 66.504 – Voter approval of tax required

2015 Missouri Laws 66.504 – Voter approval of tax required

2014 Missouri Laws 66.504 – Voter approval of tax required

2013 Missouri Laws 66.504 – Voter approval of tax required

2009 Missouri Laws 66.504 – Voter approval of tax required