| Date | Description | Journal |
|---|---|---|
| Apr 26, 2011 | Approved by Governor on April 26, 2011 | 1308 |
| Apr 20, 2011 | Presented to Governor on April 20, 2011 | 1280 |
| Apr 20, 2011 | President/Speaker signed | 1275 |
| Apr 20, 2011 | Passed on Final Reading 46-0-3 | 1263 |
| Apr 11, 2011 | Placed on Final Reading Second with ST15 | 1137 |
| Apr 08, 2011 | Advanced to Enrollment and Review for Reengrossment | 1121 |
| Apr 08, 2011 | Langemeier AM1052 adopted | 1121 |
| Apr 08, 2011 | Returned to Select File for specific amendment | 1121 |
| Mar 30, 2011 | Langemeier AM1052 filed | 1016 |
| Mar 25, 2011 | Placed on Final Reading | 953 |
| Mar 23, 2011 | Advanced to Enrollment and Review for Engrossment | 930 |
| Mar 23, 2011 | Enrollment and Review ER51 adopted | 930 |
| Mar 14, 2011 | Enrollment and Review ER51 filed | 852 |
| Mar 14, 2011 | Placed on Select File with ER51 | 852 |
| Mar 09, 2011 | Advanced to Enrollment and Review Initial | 810 |
| Mar 09, 2011 | Natural Resources AM122 adopted | 810 |
| Feb 15, 2011 | Natural Resources AM122 filed | 543 |
| Feb 15, 2011 | Placed on General File with AM122 | 543 |
| Jan 19, 2011 | Notice of hearing for January 27, 2011 | 274 |
| Jan 18, 2011 | Referred to Natural Resources Committee | 244 |
| Jan 13, 2011 | Date of introduction | 193 |