| A | Amendment | M | Marked Up | |
| E | Engrossment | $ | Fiscal Note | |
| HJ | House Journal | SJ | Senate Journal |
| Date | Day | Committee | |
|---|---|---|---|
| 01/21/2011 | 13 | Senate Transportation | |
| 01/21/2011 | 13 | Senate Transportation | |
| 01/21/2011 | 13 | Senate Transportation | |
| 01/27/2011 | 17 | Senate Transportation | |
| 02/04/2011 | 23 | Senate Appropriations | |
| 02/17/2011 | 32 | Senate Appropriations | |
| 03/10/2011 | 43 | House Transportation | |
| 03/17/2011 | 48 | House Appropriations | |
| 03/23/2011 | 52 | House Appropriations |