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Plain CharterLLC questions, short answers.

Plain English · Kansas

2 Best Foreign Registration Services in Kansas (2026), Plainly Answered

For foreign registration services in Kansas, our 2026 order is KS Registered Agent.org ($199) and Mainstay Filing ($199). Every option pays Kansas's $115; three years of service run $397 to $497.

By the Plain Charter editorial team ·

Short version

Fee to register
$115
Home-state certificate?
Not required
Yearly upkeep
$90, Information Report
Our order
KS Registered Agent.org then Mainstay Filing

Who to use in Kansas

Our order, explained on how we choose.
1First choice

1. KS Registered Agent.org: best for adding just this state

Service $199, agent renewal $99

We put KS Registered Agent.org at the top because you pay $199 over the state fee, then $99 each year.

Over three years it costs less than Mainstay Filing, and cost is the biggest factor in our order.

The price covers

  • State registration
  • Agent included, year one

Upsides

  • Registers for $199
  • Year-one agent included
  • Then $99 yearly

What to weigh

  • Kansas only; the home state needs its own agent
Visit KS Registered Agent.orgPartner link. We may earn money if you buy.
2Most included

2. Mainstay Filing: best for a second state and a third

Service $199, agent renewal $149

Our number 2 is Mainstay Filing, since it costs $199 plus Kansas's fee, with a free first year of resident agent service and $149 a year after.

Three years cost $100 more than KS Registered Agent.org.

Year two on, plan on $149 a year for the resident agent.

The price covers

  • Your foreign filing
  • Fifty-state coverage

Upsides

  • $199 over the state fee
  • All fifty states

What to weigh

  • Renewal $50 above KS Registered Agent.org
Visit Mainstay FilingPartner link. We may earn money if you buy.

How the picks compare

#PickTo startRenewalThree yearsWhat it covers
1KS Registered Agent.org$199$99/yr$397state registration; agent included, year oneVisit KS Registered Agent.orgPartner link. We may earn money if you buy.
2Mainstay Filing$199$149/yr$497your foreign filing; Fifty-state coverageVisit Mainstay FilingPartner link. We may earn money if you buy.
Service fees only, from each company's prices on November 12, 2026. State fees are the same with every pick.

What owners ask

When does an out-of-state LLC have to register here?

If an LLC formed in another state does business in Kansas, it registers first.

Doing business unregistered risks it loses access to the state's courts as a plaintiff (K.S.A. 17-76,126(a)).

October 2026 · sos.ks.gov

What are the fees?

$115 in state fees and $199 for a service.

Three years of state fees, registration included: $205. October 2026 · sos.ks.gov

What is the application called?

Your LLC is registered once the Kansas Secretary of State, Business Services Division accepts the Application for Registration, Foreign (non-Kansas) Business (Form FA).

You do not attach a certificate from the home state.

Any ongoing fees?

A recurring Information Report at $90.

When: April 15, every second year.

How was the order decided?

KS Registered Agent.org leads on three-year cost, which weighs 35% in our order.

Three-year cost counts for 35% and what the price takes off your plate for 30%; the other three criteria are smaller.

KS Registered Agent.org keeps $100 in your pocket over three years compared with Mainstay Filing.

The criteria in full

What Kansas requires

RequirementAnswerOfficial source
State filing fee$115October 2026 · sos.ks.gov
Good standing proofNot requiredOctober 2026 · sos.ks.gov
Information Report$90October 2026 · sos.ks.gov
Three-year state total$205Our sum of the fees above
The three-year line adds the filing fee, the reports in years two and three and any yearly minimum tax. Costs without a fixed amount, such as newspaper publication, are left out.

FAQ

Do both states need an agent?

Yes. The home state keeps its own agent requirement; Mainstay Filing can cover both states with one account.

How do the three-year costs compare?

KS Registered Agent.org $397 and Mainstay Filing $497 in service fees.

What are the numbers based on?

State fees from Kansas's official sources, cited next to each figure; service prices from each company's own pricing.

Do I need to hire a service?

No, you can file yourself if you meet the rules on this page.

Can a service file the registration for me?

Each of our picks prepares and files it; the state fee stays the same.

Which one should I hire in Kansas?

First KS Registered Agent.org, then Mainstay Filing.

Sources for this page

  1. Kansas Form ILC, Information Report, October 2026 (sos.ks.gov)
  2. Kansas report due date, August 2026 (ksrevisor.gov)
  3. Kansas Secretary of State, Form, October 2026 (sos.ks.gov)
  4. Kansas formation fee: Filing fee, October 2026 (sos.ks.gov)
  5. Kansas registered agent statute, October 2026 (ksrevisor.gov)
  6. Kansas Secretary of State, register, October 2026 (sos.ks.gov)
  7. Form FA, foreign business application, October 2026 (sos.ks.gov)
  8. K.S.A. 17-7932, activities that are, October 2026 (ksrevisor.gov)
  9. K.S.A. 17-76,126, effect of failing, October 2026 (ksrevisor.gov)
  10. Kansas Secretary of State, information, October 2026 (sos.ks.gov)
  11. KS Registered Agent.org: pricing page, read November 12, 2026
  12. Mainstay Filing: Kansas service page, read November 12, 2026