2023 Missouri Laws 78.290 – Incumbent may be candidate

2022 Missouri Laws 78.290 – Incumbent may be candidate

2020 Missouri Laws 78.290 – Incumbent may be candidate

2018 Missouri Laws 78.290 – Incumbent may be candidate

2016 Missouri Laws 78.290 – Incumbent may be candidate

2015 Missouri Laws 78.290 – Incumbent may be candidate

2014 Missouri Laws 78.290 – Incumbent may be candidate

2013 Missouri Laws 78.290 – Incumbent may be candidate

2009 Missouri Laws 78.290 – Incumbent may be candidate