| A | Amendment | M | Marked Up | |
| E | Engrossment | $ | Fiscal Note | |
| HJ | House Journal | SJ | Senate Journal |
| Date | Day | Committee | |
|---|---|---|---|
| 01/25/2007 | 17 | Senate Transportation | |
| 01/26/2007 | 18 | Senate Transportation | |
| 02/01/2007 | 22 | Senate Transportation | |
| 03/08/2007 | 44 | House Transportation | |
| 03/08/2007 | 44 | House Transportation | |
| 03/15/2007 | 49 | House Transportation |