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Straight talk · Indiana

3 Best Foreign Registration Services in Indiana (2026): Our Honest Take

For foreign registration services in Indiana, here is our 2026 ranking: Mainstay Filing ($199), Indiana Registered Agent.co ($199) and IN Registered Agent.org ($199). The state's fee is $105; service fees for three years are $397 to $497.
From the LLC Plainly editorial team

The short version

State registration fee
$105
Home-state paper needed?
Yes (60 days old, tops)
Ongoing
$32, Business Entity Report, filed every two years
Our picks
Mainstay Filing, Indiana Registered Agent.co then IN Registered Agent.org

Who we'd use in Indiana

Ranked best first using the checks on our method page.
Number one

1. Mainstay Filing: best for LLCs expanding state by state

Registration is $199 plus the state fee, and the agent is $149 later

Why Mainstay Filing? Honestly, registration is $199, and the registered agent costs nothing until year two.

That $100 gap to Indiana Registered Agent.co over three years is what coverage in every state costs.

Once the free year is up, the registered agent renews at $149.

Your money buys

  • Your registration, filed
  • Registered agent, free in year one
  • Same price anywhere

The good

  • No change in price by state
  • $199, with state fees on top
  • No agent charge the first year

Trade-offs

  • Indiana Registered Agent.co charges $50 less to renew the agent
One-state pick

2. Indiana Registered Agent.co: best for a low yearly agent fee

Registration is $199 plus the state fee, and the agent is $99 later

Indiana Registered Agent.co comes next since $199 over the state fee gets you registered, and renewals run $99.

Your money buys

  • Your Indiana registration, filed
  • No agent charge in year one

The good

  • A service fee of $199
  • Agent covered in year one
  • A small renewal of $99

Trade-offs

  • You'll need another company for your home state
One-state pick

3. IN Registered Agent.org: best for a one-state add-on

Registration is $199 plus the state fee, and the agent is $99 later

IN Registered Agent.org comes next since $199 over the state fee gets you registered, and renewals run $99.

Indiana Registered Agent.co charges the same, which makes this nearly a tie.

Your money buys

  • Your Indiana registration, filed
  • No agent charge in year one

The good

  • A service fee of $199
  • Agent covered in year one
  • A small renewal of $99

Trade-offs

  • You'll need another company for your home state

The numbers side by side

#ServiceYear oneRenews atOver three yearsIn the price
1Mainstay Filing$199$149/yr$497your registration, filed; registered agent, free in year one; same price anywhereVisit the Mainstay Filing sitePartner link. We may earn money if you buy.
2Indiana Registered Agent.co$199$99/yr$397Your Indiana registration, filed; no agent charge in year oneVisit the Indiana Registered Agent.co sitePartner link. We may earn money if you buy.
3IN Registered Agent.org$199$99/yr$397Your Indiana registration, filed; no agent charge in year oneVisit the IN Registered Agent.org sitePartner link. We may earn money if you buy.
Each company's listed prices on November 13, 2026. State fees come on top and don't change by pick.

The questions, one by one

Is registering required for my out-of-state LLC?

Doing business in Indiana with an LLC formed somewhere else means registering at the start.

Doing business unregistered can bring Indiana's courts won't hear its claims (IC 23-0.5-5-2(b)).

inbiz.in.gov, confirmed October 2026 (official)

What's the price of foreign registration?

$105 goes to the state, and a service costs $199 on top.

The state's three-year fees, registration included, add up to $137. iar.iga.in.gov, confirmed October 2026 (official)

Which form do I file, and where?

The Indiana Secretary of State, Business Services Division handles the Foreign Registration Statement (State Form 56369), and one filing does it.

Attach certificate of existence (commonly called a certificate of good standing) no more than 60 days.

Any ongoing fees?

Business Entity Report, filed every two years, and the cost is $32.

The schedule says end of your anniversary month, every other year.

What put number one on top?

It comes down to work taken off your hands, and Mainstay Filing is best at it.

33% of the score is cost across three years, 31% is work taken off your hands, and three smaller checks split ties.

Because two states are involved, a company that works everywhere beat Indiana Registered Agent.co.

Our method, in full

What Indiana wants

The ruleAmount or ruleOfficial source
Registration fee$105iar.iga.in.gov, confirmed October 2026 (official)
Document from your home stateYes, 60 daysinbiz.in.gov, confirmed October 2026 (official)
Business Entity Report, filed every two years$32inbiz.in.gov, confirmed October 2026 (official)
State fees, years one to three$137Our total of the lines above
We add the formation filing, two later reports and any minimum tax to reach the three-year number. Costs that have no fixed price don't go in.

Also worth knowing

Is one agent enough for both states?

You still need one at home. Mainstay Filing serves both states; a local company serves one.

What does each one cost over three years?

Over three years you'd pay $497 at Mainstay Filing, $397 at Indiana Registered Agent.co, $397 at IN Registered Agent.org, not counting state fees.

Where did you get these numbers?

The state fees come from Indiana's own documents, and the service prices come from the companies' sites. We put dates on both.

Is a filing service a must?

Not required. What you'd pay a service is for convenience.

Will a company file this for me?

Yes. Every pick prepares and files it, and the state fee is the same no matter who you pick.

Who tops the list in Indiana?

Mainstay Filing comes first: it charges $199 plus state fees and waives the registered agent for the first year. Then come Indiana Registered Agent.co and IN Registered Agent.org.

Sources, with dates

  1. inbiz.in.gov: the page for Indiana Secretary of State, Business, seen August 2026
  2. forms.in.gov: the page for Indiana Secretary of State, Business, seen August 2026
  3. law.justia.com: the page for Indiana report due date, seen August 2026
  4. forms.in.gov: the page for Ind, seen August 2026
  5. faqs.in.gov: the page for Indiana registered agent statute, seen October 2026
  6. in.gov: the page for Indiana Secretary of State business, seen October 2026
  7. iga.in.gov: the page for Indiana Code 23-0.5-5, registration of, seen October 2026
  8. iga.in.gov: the page for Indiana Code 23-0.5-9, fees, seen October 2026
  9. iga.in.gov: the page for Indiana Code 23-0.5-4, registered agents, seen October 2026
  10. Mainstay Filing Indiana service page, read November 13, 2026
  11. Indiana Registered Agent.co pricing page, read November 13, 2026
  12. IN Registered Agent.org pricing page, read November 13, 2026