| Date | Description | Journal |
|---|---|---|
| May 27, 2021 | Presented to Secretary of State on May 26, 2021 | 1718 |
| May 26, 2021 | Certificate | 1708 |
| May 26, 2021 | Communication | 1708 |
| May 26, 2021 | Passed notwithstanding objections of the Governor 30-19-0 | 1703 |
| May 26, 2021 | McCollister MO111 prevailed | 1703 |
| May 26, 2021 | McCollister MO111 Becomes law notwithstanding the objections of the Governor filed | 1703 |
| May 26, 2021 | Returned by Governor without approval on May 25, 2021 | 1694 |
| May 21, 2021 | Presented to Governor on May 20, 2021 | 1655 |
| May 20, 2021 | President/Speaker signed | 1647 |
| May 20, 2021 | Passed on Final Reading with Emergency Clause 33-11-5 | 1638 |
| May 04, 2021 | Placed on Final Reading | 1226 |
| Apr 28, 2021 | Advanced to Enrollment and Review for Engrossment | 1189 |
| Apr 28, 2021 | McCollister AM1174 adopted | 1188 |
| Apr 28, 2021 | McCollister AM1174 filed | 1188 |
| Apr 20, 2021 | Placed on Select File | 1016 |
| Apr 14, 2021 | Advanced to Enrollment and Review Initial | 995 |
| Apr 01, 2021 | Placed on General File | 854 |
| Apr 01, 2021 | Date of introduction | 854 |