| Date | Description | Journal |
|---|---|---|
| Apr 09, 2009 | Approved by Governor on April 08, 2009 | 997 |
| Apr 03, 2009 | Presented to Governor on April 03, 2009 | 928 |
| Apr 03, 2009 | President/Speaker signed | 927 |
| Apr 03, 2009 | Passed on Final Reading 45-0-4 | 921 |
| Mar 19, 2009 | Placed on Final Reading | 785 |
| Mar 18, 2009 | Advanced to Enrollment and Review for Engrossment | 765 |
| Mar 18, 2009 | Louden AM543 adopted | 764 |
| Mar 18, 2009 | Langemeier MO18 withdrawn | 764 |
| Mar 18, 2009 | Louden AM453 withdrawn | 764 |
| Mar 05, 2009 | Louden AM543 filed | 660 |
| Feb 27, 2009 | Schilz name withdrawn | 608 |
| Feb 26, 2009 | Fischer name withdrawn | 578 |
| Feb 26, 2009 | Langemeier MO18 Recommit to Natural Resources Committee filed | 577 |
| Feb 24, 2009 | Louden AM453 filed | 555 |
| Feb 12, 2009 | Placed on Select File | 456 |
| Feb 11, 2009 | Advanced to Enrollment and Review Initial | 445 |
| Feb 02, 2009 | Placed on General File | 340 |
| Jan 21, 2009 | Notice of hearing for January 28, 2009 | 226 |
| Jan 14, 2009 | Referred to Natural Resources Committee | 124 |
| Jan 12, 2009 | Date of introduction | 103 |