How to Form an LLC in Indiana

This is the complete guide to forming a limited liability company in Indiana under the Indiana Business Flexibility Act . We cover every step from searching name availability to filing your Articles of Organization through the INBiz portal at inbiz.in.gov. The state filing fee is $95 online and standard processing takes 5-7 business days.

Table of Contents

1. Overview — Why Form an LLC in Indiana
2. Choose a Name
3. Appoint a Registered Agent
4. File Your Articles of Organization
5. Create an Operating Agreement
6. Get Your EIN
7. Costs
8. After You File
9. FAQ

Overview — Why Form an LLC in Indiana

Indiana offers a strong business environment for LLCs with specific advantages:

• 2.95% flat state income tax — Among the lowest flat rates nationally (declining from 3.15% per scheduled reductions, reaching 2.95% in 2025)
• Biennial reporting — Only $32 every two years, not annual like most states. This cuts your recurring compliance in half.
• No franchise tax — Unlike California ($800/year), Texas (margins tax), or Tennessee ($300 minimum), Indiana imposes zero entity-level tax on LLCs
• Central logistics position — Indiana's crossroads location (I-65, I-69, I-70 intersection) makes it ideal for distribution, manufacturing, and e-commerce fulfillment
• INBiz portal — Streamlined online filing system at inbiz.in.gov handles all Secretary of State filings

Indiana's economy is anchored by manufacturing (auto, pharmaceutical, medical devices), agriculture (5th in U.S. farm output), logistics/distribution, healthcare (major hospital systems), motorsports industry, and life sciences. These industries drive significant LLC formation volume.

For comparisons with other structures, see our LLC vs Corporation and LLC vs Sole Proprietorship guides.

Choose a Name

Your LLC name must comply with Indiana naming requirements:

• Must contain "Limited Liability Company," "LLC," or "L.L.C."
• Must be distinguishable from all existing entities registered with the Indiana Secretary of State
• Cannot contain words implying a different entity type
• Restricted words ("Bank," "Insurance," "University") require additional approval
• Cannot include "Engineer" or "Engineering" without board approval

Search the Indiana Secretary of State business database through INBiz (inbiz.in.gov) to verify availability — the search is free and instant.

Before committing, search the state database to confirm availability. If you need time, you can reserve your name for 120 days ($20 fee).

Appoint a Registered Agent

Indiana requires every LLC to designate a registered agent under the Indiana Business Flexibility Act. The registered agent accepts service of process, state correspondence, and tax notices.

Indiana-specific requirements:

• Must have a street address in Indiana (no PO boxes)
• If an individual: must be an Indiana resident, 18+
• If an entity: must be authorized to do business in Indiana and in good standing
• The LLC cannot serve as its own registered agent
• Indiana follows the Model Registered Agents Act, distinguishing between "commercial registered agents" (listed with the SOS) and "noncommercial registered agents"

File Your Articles of Organization

File Articles of Organization through INBiz at inbiz.in.gov and pay the $95 filing fee (online) or $100 (mail).

Required information:

• LLC name (as searched/reserved)
• Principal office address
• Registered agent name and Indiana street address
• Whether the LLC is member-managed or manager-managed
• Duration (perpetual or specific term)
• Organizer name(s)

Indiana does NOT require listing members on the Articles of Organization. For online filing details or a step-by-step walkthrough, see our dedicated guides.

Create an Operating Agreement

Indiana does not legally require an operating agreement, but the Indiana Business Flexibility Act gives operating agreements broad authority to govern the LLC. Without one, statutory default rules apply — including equal profit sharing and equal management rights regardless of capital contribution.

An operating agreement defines ownership, profit allocation, management structure, and exit procedures. Banks require it to open business accounts.

Get Your EIN

An EIN is your LLC's federal tax identification number. Apply free at irs.gov for immediate online issuance. Needed for banking, tax filings, hiring employees, and registering with the Indiana Department of Revenue (DOR).

Costs

Complete cost breakdown for forming and maintaining an Indiana LLC:

Total minimum first-year cost: $95 (DIY, self as registered agent) Total with our service: Flat service fee covers state filing preparation and submission. Registered agent ($99/year) available separately.

Timeline

The formation timeline:

• Online filing (INBiz): 5-7 business days standard
• Mail filing: 2-4 weeks typical
• Expedited (24-hour): Available through INBiz for an additional $50

After You File

Once approved, handle these post-formation tasks:

• Business Entity Report — Due biennially in your birth month (registration anniversary). $32 online. Details
• Business bank account — Open immediately with your EIN and Articles
• Business licenses — Check city/county requirements. Indianapolis and other cities have specific licensing needs
• Tax registration — Register with Indiana DOR for withholding and sales tax if applicable
• Tax obligations — Indiana tax overview
• S-corp election — Consider once income exceeds ~$50,000. LLC vs S-Corp

Helpful Guides

• Do I need an LLC? — Deciding if an LLC is right for your Indiana business
• LLC for married couples — Indiana is NOT a community property state
• Convert sole proprietorship to LLC — Upgrading an existing business
• LLC vs DBA — Indiana assumed business name vs. LLC formation
• LLC asset protection — Indiana's charging order protections

FAQ

How much does it cost to form an LLC in Indiana?

The state filing fee is $95 online (through INBiz) or $100 by mail. Biennially, you pay $32 for the Business Entity Report. There is no franchise tax. Our service covers preparing and filing your formation document with the state. Registered agent ($99/year) is available as a separate add-on.

How long does it take to form an Indiana LLC?

Standard processing takes 5-7 business days for online filings through INBiz. Expedited 24-hour processing is available for an additional $50.

Do I need a registered agent in Indiana?

Yes. Indiana law requires every LLC to maintain a registered agent with a physical address in the state. The agent receives legal documents and official state correspondence.

Can I form an Indiana LLC if I don't live in Indiana?

Yes. Indiana does not require LLC members or managers to be state residents. You must have a registered agent with an Indiana physical address. See our non-resident guide.

Do I need an operating agreement?

Indiana doesn't legally require one, but without it, statutory defaults apply (equal profit sharing, equal management). Banks require operating agreements to open business accounts. Always have one.

What are the ongoing requirements?

File a Business Entity Report ($32 online) every two years during your registration anniversary month. Maintain a valid registered agent. Pay state income tax (2.95% + county) on LLC income.

Does Indiana have a franchise tax?

No. Indiana imposes no franchise tax, privilege tax, or minimum entity-level fee on LLCs. Your only mandatory state payment is the $32 biennial Business Entity Report.

What about county income taxes?

Indiana is unique in having county-level income taxes on top of the 2.95% state rate. Rates range from ~1% (lowest counties) to 3.38% (highest). Your total effective rate = 2.95% state + your county rate. See our tax guide.