| A | Amendment | M | Marked Up | |
| E | Engrossment | $ | Fiscal Note | |
| HJ | House Journal | SJ | Senate Journal |
| Date | Day | Committee | |
|---|---|---|---|
| 01/15/2015 | 8 | House Energy and Natural Resources | |
| 01/22/2015 | 13 | House Energy and Natural Resources | |
| 02/19/2015 | 33 | House Energy and Natural Resources | |
| 03/19/2015 | 50 | Senate Energy and Natural Resources | |
| 03/26/2015 | 55 | Senate Energy and Natural Resources | |
| 03/26/2015 | 55 | Senate Energy and Natural Resources | |
| 03/26/2015 | 55 | Senate Energy and Natural Resources | |
| 04/08/2015 | 63 | Conference Committee | |
| 04/10/2015 | 65 | Conference Committee | |
| 04/13/2015 | 66 | Conference Committee | |
| 04/14/2015 | 67 | Conference Committee |