| A | Amendment | M | Marked Up | |
| E | Engrossment | $ | Fiscal Note | |
| HJ | House Journal | SJ | Senate Journal |
| Date | Day | Committee | |
|---|---|---|---|
| 02/08/2007 | 27 | House Natural Resources | |
| 02/08/2007 | 27 | House Natural Resources | |
| 03/01/2007 | 39 | Senate Natural Resources | |
| 03/01/2007 | 39 | Senate Natural Resources | |
| 03/09/2007 | 45 | Senate Natural Resources | |
| 03/15/2007 | 49 | Senate Natural Resources | |
| 03/21/2007 | 53 | Senate Natural Resources | |
| 03/23/2007 | 55 | Senate Natural Resources | |
| 04/13/2007 | 70 | Conference Committee | |
| 04/19/2007 | 74 | Conference Committee | |
| 04/19/2007 | 74 | Conference Committee |