Indiana . 2026 filing guide
Indiana Secretary of State filings, deadlines, and how to do them right.
Annual reports, business search, registered agent changes, reinstatement, dissolution, tax registration. Every Indiana filing explained, plus the business environment, regulatory bodies, and a year-round compliance calendar. Verified against the Indiana Secretary of State, Business Services Division as of June 2026.
Verified against Indiana Secretary of State, Business Services Division on Jun 12, 2026
Agency
Indiana Secretary of State, Business Services Division
Branded as Indiana Business Services
Phone
317-232-6576
Mon-Fri 8am-4:30pm ET
Annual due
Anniversary (biennial)
$30 penalty
Processing
1-2 business days
Online filings
Indiana business environment
Why founders choose Indiana (and what to know first)
Biennial reporting reduces compliance overhead. Low flat income tax (decreasing). No local sales tax (state level only). Strong manufacturing ecosystem. Below-average operating costs.
Economy
~$430B economy
Registered entities
~700,000 active entities
New formations / year
~110,000 annually
Key industries
Manufacturing (autos, steel, pharma), agriculture, logistics, healthcare (Indianapolis), aerospace