Income tax rate.
SB 451 provides for a potential future decrease in the individual adjusted gross income tax rate. This change would affect individuals who pay state income tax. The reduction is set to begin in 2030, provided certain conditions are met.
Bill status
signed
all 5 stages cleared
Introduction
Jan 2025
Committee Review
Mar 2025
Senate Passage
Apr 2025
House Passage
Apr 2025
Signed into Law
Apr 2025
Introduced Jan 13, 2025
Signed Apr 16, 2025
Maddy AI version diff · 3 comparisons
What changed between versions
Senate Bill (H)
→
Senate Bill (S)
·
4 edits
MODERATE
SB 451 was amended to update tax rate schedules and revenue threshold calculations for future years, extending the timeline for potential tax rate reductions and adjusting the revenue growth thresholds from 3% to 3.5%. The bill also adds new tax rate brackets for years 2030-2033 and modifies the conditions under which the tax rate may be decreased based on state revenue performance.
Scope change
The bill's scope remains the same (Indiana corporate income tax), but the applicability dates and revenue thresholds have been updated to reflect current fiscal projections.
TIMELINE
Updated the effective dates for tax rate schedules to reflect current fiscal years, extending the timeline for potential tax rate reductions into 2032-2033.
FISCAL
Changed the revenue growth threshold for potential tax rate reductions from 3% to 3.5% to align with current economic projections.
REQUIREMENT
Added new tax rate brackets for taxable years beginning after December 31, 2029 through 2033, with specific conditions for rate reductions based on state revenue performance.
ELIGIBILITY
Modified the eligibility criteria for tax rate reductions by changing the fiscal years used to calculate revenue growth thresholds and adding additional revenue year comparisons.
Floor votes · Senate Jan 28, 2025 · House Apr 1, 2025
How they voted
49–0
Passed · 1 other
Total votes 50
Jan 28, 2025
D
Democratic10
90% Yea
R
Republican40
100% Yea
Vote distribution
All Yea
All Nay
Mixed
No data
Full legislative history
Actions timeline
Total actions
27
Key actions
9
Committee
2
Amendments
2
Apr 16, 2025
Signed into law
Signed by the Governor
executive
Apr 9, 2025
Upper · Passed
Signed by the President of the Senate
upper
Apr 8, 2025
Upper · Passed
Signed by the President Pro Tempore
upper
Apr 8, 2025
Lower · Passed
Signed by the Speaker
lower
Apr 7, 2025
Upper · Passed
Senate concurred with House amendments; Roll Call 354: yeas 48, nays 0
upper
Apr 1, 2025
Lower · Passed
Third reading: passed; Roll Call 347: yeas 74, nays 18
lower
Mar 31, 2025
Amended
Amendment #1 (Porter) failed; voice vote
lower
Mar 31, 2025
Amended
Amendment #2 (Porter) failed; voice vote
lower
Mar 27, 2025
Lower · Passed
Committee report: amend do pass, adopted
lower
Jan 28, 2025
Upper · Passed
Third reading: passed; Roll Call 33: yeas 49, nays 0
upper
Jan 21, 2025
Upper · Passed
Committee report: amend do pass, adopted
upper
3 primary · 10 co-sponsors
Sponsors
Role
Legislator
Party
State
District
P
Jeff Thompson
RRepublican
P
Scott Baldwin
RRepublican
P
Travis Holdman
RRepublican
Co
Brian Buchanan
RRepublican
Co
Chris Garten
RRepublican
Co
Craig Snow
RRepublican
Co
Kyle Walker
RRepublican
Co
Linda Rogers
RRepublican
Co
Lonnie Randolph
DDemocratic
Co
Matt Lehman
RRepublican
Co
Mike Gaskill
RRepublican
Co
Tim O'Brien
RRepublican
Co
Tyler Johnson
RRepublican
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