| 2021-06-21 | Senate | Reported from the committee on Senate Ways and Means |
| 2021-06-21 | Senate | Recommended new draft for S2470 |
| 2021-06-24 | Senate | Substituted as a new draft for S2470 |
| 2021-06-24 | Senate | Ordered to a third reading |
| 2021-06-24 | Senate | Read third and passed to be engrossed |
| 2021-06-28 | House | Read; and referred to the committee on House Ways and Means |
| 2021-10-05 | House | Committee recommended ought to pass with amendments striking out all after the enacting clause and inserting the text of H4194, inserting an emergency preamble and striking out the title and inserting a new title |
| 2021-10-05 | House | Referred to the committee on House Steering, Policy and Scheduling with the amendments pending |
| 2021-10-05 | House | Committee reported that the matter be placed in the Orders of the Day for the next sitting with the amendment pending |
| 2021-10-05 | House | Rules suspended |
| 2021-10-05 | House | Read second, amended (as recommended by the committee on House Ways and Means) and ordered to a third reading |
| 2021-10-06 | House | Read third |
| 2021-10-06 | House | Passed to be engrossed - 156 YEAS to 1 NAYS (See YEA and NAY No. 105) |
| 2021-10-12 | Senate | Rules suspended |
| 2021-10-12 | Senate | Senate NON-concurred in House amendment |
| 2021-10-12 | Senate | Committee of conference (Lewis-Rausch-Tarr), appointed |
| 2021-10-13 | House | House insisted on its amendments |
| 2021-10-13 | House | Committee of conference appointed, in concurrence (Dykema-Cahill-Orrall) |
| 2021-12-20 | Senate | Reported by S2603 |