2023 Missouri Laws 630.660 – Written contracts required

2022 Missouri Laws 630.660 – Written contracts required

2020 Missouri Laws 630.660 – Written contracts required

2018 Missouri Laws 630.660 – Written contracts required

2016 Missouri Laws 630.660 – Written contracts required

2015 Missouri Laws 630.660 – Written contracts required

2014 Missouri Laws 630.660 – Written contracts required

2013 Missouri Laws 630.660 – Written contracts required

2009 Missouri Laws 630.660 – Written contracts required