Indiana Business Compliance Checklist
Indiana has one of the flattest business tax structures — 3.0% flat income tax, biennial LLC reports, and one of the lowest workers' comp cost states. This page covers everything from filing fees to sales tax to hiring laws.
$95
$32
Every 2 years
7%
state base rate
No
1. Entity Formation
| LLC filing fee (Articles of Organization) | $95 |
| Corp filing fee (Articles of Incorporation) | $90 |
| Registered agent required | Yes — must have a physical address in the state |
| Publication requirement | No |
| Processing time | ~7 business days (expedited available for extra fee) |
2. Annual Maintenance
| Annual/periodic report | Every 2 years — fee $32 |
| Franchise tax | None |
3. Sales Tax
| State base rate | 7% |
| Combined rate range (with local) | 7% – 7% |
| Economic nexus (out-of-state seller) | $100,000 per year |
| Marketplace facilitator law | Yes — marketplaces (Amazon, Etsy) collect on your behalf. |
Need to check nexus across multiple states? Use our Sales Tax Nexus Checker.
4. Employer Requirements
| Minimum wage | $7.25/hr (2025) |
| Paid sick leave law | None (federal only) |
| Non-compete enforceability | Enforceable — reasonable scope and duration required |
| Contractor classification test | Common-law (IRS) test |
Full employment law breakdown: Indiana Hiring Laws.
5. Workers' Compensation
Indiana allows private-market workers' comp insurance (competitive market). Coverage is required starting with your first employee.
Estimate your premium with our Workers' Comp Calculator.
6. State Income Tax
Flat rate: 3% on all income.
Compliance by Business Structure
Pick your structure to see structure-specific compliance items.
What Makes Indiana Distinctive
Compliance quirks and rules that separate Indiana from other states — worth understanding before you file.
- Indiana LLCs file a Business Entity Report every 2 years for $32 — one of the lower biennial rates.
- Indiana's flat 3.0% income tax is among the lowest in states that have an income tax.
- Indiana's Secretary of State portal (inbiz.in.gov) is a business one-stop for entity, tax, and license filings.
This is a reference, not legal advice.
State fees and rules change. Verify current values with the Indiana Secretary of State, Department of Revenue, and Department of Labor before filing. For complex situations, consult a licensed CPA or attorney.