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North Dakotacorporate tax inIndiana
Low — top rate under 5%

Indiana

Top Rate
4.9%
Rate Structure
Flat
Franchise Tax
No
Gross Receipts Tax
No
S-Corp Recognized
Yes

Corporate Income Tax Rate at a Glance

Indiana's top corporate income tax rate is 4.9%, applied as a flat rate. This places Indiana in the "Low (under 5%)" tier among U.S. states.

Rate Structure (Flat vs. Graduated)

4.9% flat rate. Indiana completed a phased reduction from 6.5% (2014) to 4.9% (effective July 2021).

S-Corp & Pass-Through Treatment

Indiana recognizes federal S-corp election. Pass-through entities may make a PTE election to be taxed at the entity level at 3.0% (matching the individual flat tax rate).

Official State Revenue Department

For current corporate tax rules in Indiana, consult the state's official source at https://www.in.gov/dor/. Rates and rules change annually — verify with a qualified tax professional before taking any action.

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Related guides

Indiana Department of Revenue: https://www.in.gov/dor/
Law last updated: 2025Row last reviewed: Apr 26, 2026

Corporate income tax rates change frequently as states enact reform packages and phase-down schedules. Always verify current rates with the state's department of revenue and your tax advisor before making business decisions. This information is for educational purposes only and is not tax or legal advice.