| A | Amendment | M | Marked Up | |
| E | Engrossment | $ | Fiscal Note | |
| HJ | House Journal | SJ | Senate Journal |
| Date | Day | Committee | |
|---|---|---|---|
| 02/08/2013 | 24 | House Transportation | |
| 02/14/2013 | 28 | House Transportation | |
| 03/21/2013 | 50 | Senate Natural Resources | |
| 03/29/2013 | 56 | Senate Natural Resources | |
| 04/09/2013 | 63 | Conference Committee |