| A | Amendment | M | Marked Up | |
| E | Engrossment | $ | Fiscal Note | |
| HJ | House Journal | SJ | Senate Journal |
| Date | Day | Committee | |
|---|---|---|---|
| 01/13/2011 | 8 | Senate Natural Resources | |
| 01/20/2011 | 12 | Senate Natural Resources | |
| 01/21/2011 | 13 | Senate Natural Resources | |
| 01/28/2011 | 18 | Senate Natural Resources |