| Jan 27, 2025, 4:16 p.m. CT | House | Filed |
| Jan 27, 2025, 5:58 p.m. CT | House | Read the first time, rules suspended, read the second time and referred to the Committee on CITY, COUNTY & LOCAL AFFAIRS COMMITTEE- HOUSE |
| Mar 10, 2025, 8:38 a.m. CT | House | Placed on second reading for the purpose of amendment. |
| Mar 10, 2025, 8:38 a.m. CT | House | Amendment No. 1 read and adopted and the bill ordered engrossed. |
| Mar 10, 2025, 12:46 p.m. CT | House | REPORTED CORRECTLY ENGROSSED |
| Mar 12, 2025, 11:35 a.m. CT | House | Returned by the Committee Do Pass |
| Mar 13, 2025, 2:29 p.m. CT | House | Read the third time and passed and ordered transmitted to the Senate. · |
| Mar 13, 2025, 5:38 p.m. CT | Senate | Received from the House. |
| Mar 13, 2025, 5:38 p.m. CT | Senate | Read first time, rules suspended, read second time, referred to REVENUE & TAX - SENATE |
| Apr 2, 2025, 5:00 p.m. CT | Senate | Returned by the Committee, with the recommendation that it Do Pass |
| Apr 7, 2025, 5:42 p.m. CT | Senate | Read the third time and passed. · |
| Apr 7, 2025, 5:42 p.m. CT | Senate | Returned to the House as Passed. |
| Apr 7, 2025, 8:13 p.m. CT | House | Returned from the Senate as passed. |
| Apr 7, 2025, 8:13 p.m. CT | House | TO BE ENROLLED |
| Apr 8, 2025, 10:06 a.m. CT | House | Correctly enrolled and ordered transmitted to the Governor's Office. |
| Apr 10, 2025, 4:27 p.m. CT | House | Notification that HB1274 is now Act 521 |