| 03/01/04 | S First Read | S495 |
| 03/08/04 | Second Read and Referred S Ways & Means Committee | S558 |
| 03/30/04 | Hearing Conducted S Ways & Means Committee | |
| 04/06/04 | Voted Do Pass S Ways & Means Committee | |
| 04/08/04 | Reported From S Ways & Means Committee to Floor | S905 |
| 04/13/04 | Perfected | S918 |
| 04/13/04 | Reported Truly Perfected S Rules, Joint Rules, | S924 |
| | Resolutions & Ethics Committee | |
| 04/14/04 | Referred S Governmental Accountability & Fiscal | S929 |
| | Oversight Committee | |
| 04/15/04 | Hearing Cancelled S Governmental Accountability & | |
| | Fiscal Oversight Committee | |
| 04/19/04 | Voted Do Pass S Governmental Accountability & Fiscal | |
| | Oversight Committee | |
| 04/19/04 | Reported From S Governmental Accountability & Fiscal | S971 |
| | Oversight Committee to Floor | |
| 04/19/04 | S Third Read and Passed | S972-973 |
| 04/19/04 | H First Read | H1133 |
| 04/20/04 | H Second Read | H1142 |
| 04/22/04 | Referred H Tax Policy Committee | H1200 |
| 04/27/04 | Hearing Conducted H Tax Policy Committee | |
| 05/04/04 | HCS Voted Do Pass H Tax Policy Committee | |
| 05/06/04 | HCS Reported Do Pass H Tax Policy Committee | H1588 |
| 05/12/04 | HS for HCS H offered (Cooper) (4828L.08F) | H1750 |
| 05/12/04 | HA 1 to HS for HCS H offered & adopted (Wilson-42) | H1750-1753 |
| 05/12/04 | HA 2 to HS for HCS H offered & adopted (Mayer) | H1753-1754 |
| 05/12/04 | HA 3 to HS for HCS H offered & adopted (Zweifel) | H1754 |
| 05/12/04 | HA 4 to HS for HCS H offered & adopted (Portwood) | H1754-1755 |
| 05/12/04 | HA 5 to HS for HCS H offered & adopted (Bough) | H1755-1758 |
| 05/12/04 | HA 6 to HS for HCS H offered & adopted (Kelly-36) | H1758 |
| 05/12/04 | HA 7 to HS for HCS H offered & Ruled out of | H1758-1759 |
| | order (Selby) | |
| 05/12/04 | HA 8 to HS for HCS H offered & adopted (Spreng) | H1759 |
| 05/12/04 | HA 9 to HS for HCS H offered & adopted (Barnitz) | H1759-1761 |
| 05/12/04 | HS for HCS, as amended, H adopted | H1761 |
| 05/12/04 | H Third Read and Passed - EC adopted | S1526 / H1761 |
| 05/12/04 | S refuses to concur in HS/HCS | S1549 / H1807 |
| 05/12/04 | S requests H recede or grant conference | S1549 / H1807 |
| 05/13/04 | H refuses to recede & grants conference | S1573 / H1842 |
| 05/13/04 | S conferees appointed | S1573 / H1862 |
| | (Vogel, Bartle, Griesheimer, Callahan, Stoll) | |
| 05/13/04 | H conferees appointed | S1577 / H1862 |
| | (Cooper-120, Sutherland, Icet, Young, Burnett) | |
| 05/13/04 | CCR S offered (4828S.09S) | S1589-1590 |
| 05/13/04 | Motion to adopt CCR S withdrawn | S1590 |
| 05/13/04 | CCR S adopted | S1607 |
| 05/13/04 | CCS S Third Read and Passed | S1607 / H1903 |
| 05/13/04 | H submits CCR | H1925-1926 |
| 05/14/04 | H adopts CCR | H1961-1962 |
| 05/14/04 | CCS H Third Read and Passed | S1650 / H1962 |
| 05/14/04 | Truly Agreed to and Finally Passed | S1650 |
| 05/28/04 | Reported Duly Enrolled S Rules Committee | S1659 |
| 05/28/04 | Signed by Senate President Pro Tem | S1659 |
| 05/28/04 | Signed by House Speaker | H2031 |
| 05/28/04 | Delivered to Governor | S1660 |
| 07/09/04 | Signed by Governor | |
