| 2015-11-25 | Senate | Reported from the committee on Environment, Natural Resources and Agriculture |
| 2015-11-25 | Senate | New draft of S446 |
| 2015-11-25 | Senate | Bill reported favorably by committee and referred to the committee on Senate Ways and Means |
| 2016-02-04 | Senate | Committee recommended ought to pass with an amendment |
| 2016-02-04 | Senate | Order relative to subject matter adopted |
| 2016-02-04 | Senate | Placed in the Order of the Day for Thursday, February 11, 2016 |
| 2016-02-09 | Senate | Order relative to subject matter adopted |
| 2016-02-11 | Senate | Read second |
| 2016-02-11 | Senate | Amendment #2 (Humason) rejected |
| 2016-02-11 | Senate | Amendment #3 (Humason) rejected |
| 2016-02-11 | Senate | Amendment #5 (Humason) rejected |
| 2016-02-11 | Senate | Amendment #6 (Humason) rejected |
| 2016-02-11 | Senate | Amendment #7 (Humason) rejected |
| 2016-02-11 | Senate | Amendment #9 (Humason) rejected |
| 2016-02-11 | Senate | Amendment #4 (Humason) adopted |
| 2016-02-11 | Senate | Ordered to a third reading |
| 2016-02-11 | Senate | Read third (title changed) |
| 2016-02-11 | Senate | Passed to be engrossed - Roll Call #242 [YEAS 35 - NAYS 0] |
| 2016-02-16 | House | Read; and referred to the committee on House Ways and Means |
| 2016-02-16 | House | Read; and referred to the committee on House Ways and Means |
| 2017-01-03 | House | No further action taken |