| A | Amendment | M | Marked Up | |
| E | Engrossment | $ | Fiscal Note | |
| HJ | House Journal | SJ | Senate Journal |
| Date | Day | Committee | |
|---|---|---|---|
| 01/15/2015 | 8 | Senate Energy and Natural Resources | |
| 01/22/2015 | 13 | Senate Energy and Natural Resources | |
| 01/22/2015 | 13 | Senate Energy and Natural Resources | |
| 03/05/2015 | 40 | House Energy and Natural Resources | |
| 03/12/2015 | 45 | House Energy and Natural Resources | |
| 04/02/2015 | 60 | Conference Committee | |
| 04/06/2015 | 61 | Conference Committee | |
| 04/15/2015 | 68 | Conference Committee | |
| 04/16/2015 | 69 | Conference Committee | |
| 04/17/2015 | 70 | Conference Committee | |
| 04/20/2015 | 71 | Conference Committee |