Arizona · 57th Legislature - Second Regular Session · Bill
SB 1578: income tax; standard deduction; 2025
Introduced Official data
- Introduced
- In committee
- Passed one chamber
- Passed both chambers
- Enacted
Last official action: ·Record last updated:
Plain-language summary
SB 1578 is a bill introduced in the Arizona Senate on February 3, 2026. According to its official title, it concerns: income tax; standard deduction; 2025. Primary sponsor: Mitzi Epstein (Democratic). It lists 11 additional sponsors. Most recent recorded action (February 4, 2026): Senate Second Reading.
Generated automatically from the official title, sponsor list, and status record only. It does not characterize the bill’s purpose or effects. How summaries are written
Sponsors
Sponsors by party (alphabetical): Democratic 12
| Name | Role | Party | Chamber | District |
|---|---|---|---|---|
| Mitzi Epstein | Primary sponsor | Democratic | Senate | 12 |
| Lela Alston | Co-sponsor | Democratic | Senate | 5 |
| Eva Diaz | Co-sponsor | Democratic | Senate | 22 |
| Brian Fernandez | Co-sponsor | Democratic | Senate | 23 |
| Rosanna Gabaldón | Co-sponsor | Democratic | Senate | 21 |
| Sally Gonzales | Co-sponsor | Democratic | Senate | 20 |
| Theresa Hatathlie | Co-sponsor | Democratic | Senate | 6 |
| Lauren Kuby | Co-sponsor | Democratic | Senate | 8 |
| Catherine Miranda | Co-sponsor | Democratic | Senate | 11 |
| Mariana Sandoval | Co-sponsor | Democratic | House | 23 |
| Kiana Sears | Co-sponsor | Democratic | Senate | 9 |
| Priya Sundareshan | Co-sponsor | Democratic | Senate | 18 |
“Support” is shown only as formal sponsorship recorded by the legislature. Roll-call votes are available on the official bill page.
Recent official actions
- Senate Second Reading
- Senate First Reading