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Business Basics LabLLC paperwork, measured state by state.

Lab sheet 3 · Iowa

Foreign LLC Registration, Iowa (2026): 5 Procedures and the 3 Best Services

For registering an LLC formed elsewhere in Iowa in 2026, the lab recommends Mainstay Filing ($199), IA Registered Agent.org ($199) and Iowa Registered Agent.co ($199), highest reading first. Registration involves 5 procedures and a $100 state fee, with $30 due at each later report.

Recorded by the Business Basics Lab staff ·

Key facts

State fee to register
$100Logged against sos.iowa.gov in October 2026
Certificate from the home state
90 daysNo older than
Upkeep filing
$30Biennial report
State cost, years 1 to 3
$130Registration, reports and any minimum tax
Procedure count
5Each one described

You will be able to

  • When an LLC formed elsewhere must register in Iowa
  • What to file and its cost
  • Remaining in good standing
  • Who we would engage to file

Best reading

Services that measured best in Iowa

Five weighted criteria set the order (see how we measure); three-year cost and procedures performed count most.
Begin here

1. Mainstay Filing: best for a second state and beyond

$199 to register, $149 yearly

Top of the Iowa readings is Mainstay Filing: $199 over the state fee in any state, and year-one agent service reads as free.

The three-year total is $100 above IA Registered Agent.org's, offset by the larger number of procedures it performs.

Beyond year one, agent service measures $149 yearly.

What the price performs

  • Registration, prepared and submitted
  • No fee for the registered agent in year one
  • The same price in each state

Measured strengths

  • Prepared for a further state
  • $199 over the state fee
  • Agent covered for year one

Measured limits

  • IA Registered Agent.org's agent renewal is $50 lower
Visit Mainstay FilingPartner link. We may earn money if you buy.
Single-state plan

2. IA Registered Agent.org: best for an economical Iowa filing

$199 to register, $99 yearly

In second position is IA Registered Agent.org, where a service fee of $199 and an agent renewal of $99 a year.

What the price performs

  • Registration filing
  • Agent service for one year

Measured strengths

  • $99 yearly from year two
  • $199 to register
  • Agent covered for year one

Measured limits

  • Serves only Iowa
Visit IA Registered Agent.orgPartner link. We may earn money if you buy.
Single-state plan

3. Iowa Registered Agent.co: best for Iowa-only registrations

$199 to register, $99 yearly

In third position is Iowa Registered Agent.co, where a service fee of $199 and an agent renewal of $99 a year.

IA Registered Agent.org and this service charge alike.

What the price performs

  • Registration filing
  • Agent service for one year

Measured strengths

  • $99 yearly from year two
  • Agent covered for year one
  • $199 to register

Measured limits

  • Serves only Iowa
Visit Iowa Registered Agent.coPartner link. We may earn money if you buy.

Prices in one table

#ServiceFirst yearFrom year twoThree-year total
1Mainstay Filing$199$149/yr$497Visit Mainstay FilingPartner link. We may earn money if you buy.
2IA Registered Agent.org$199$99/yr$397Visit IA Registered Agent.orgPartner link. We may earn money if you buy.
3Iowa Registered Agent.co$199$99/yr$397Visit Iowa Registered Agent.coPartner link. We may earn money if you buy.
Company prices as posted on November 13, 2026. The state fee ($100) is not counted.

Registering with Iowa, procedure by procedure

  1. Procedure 1: Does the rule apply?

    LLCs formed outside Iowa submit a foreign registration in order to transact business here. The cost of not registering: Before it registers, the LLC cannot sue in the courts of Iowa (Iowa Code 489.902). Its contracts remain valid (Iowa Code 489.902(3)).

    Specimen: Logged against sos.iowa.gov in October 2026

  2. Procedure 2: Request proof of good standing

    Iowa requires certificate of existence (good standing) from the state or country of formation, from the previous 90 days.

    TipRequest it close to the filing date.

  3. Procedure 3: Find a registered agent whose address is in Iowa

    Every LLC must name a registered agent with an in-state street address. The address has to be a place of business in Iowa. The registered office street address and the agent's business office have to match, and P.O. boxes are not accepted.

    TipEvery ranked service includes the registered agent.

    Specimen: Logged against legis.iowa.gov in October 2026

  4. Procedure 4: Complete and lodge the Limited Liability Company Foreign Registration Statement

    the Iowa Secretary of State, Business Services accepts the form together with the $100 fee.

    Specimen: Logged against sos.iowa.gov in October 2026

  5. Procedure 5: Maintain the registration

    The item that recurs is the biennial report, $30, January 1 to April 1 of each odd-numbered year.

The cost of this sheet

Cost itemGoes toTotal
Filing to registerState$100
Biennial reportState$30
A service, if usedThe service$199 up front
Three years of state feesState$130
Filing fee plus two later reports plus any minimum tax gives the state's three-year total. The specimens below name the page behind each amount.

Why Mainstay Filing comes first

prevailed on procedures the price performs (28% of the reading), with close behind.

The company belongs to one state yet operates in a second, which favors one provider for both.

Review questions on Iowa

What does Iowa charge an out-of-state LLC?

$100 for the filing. A service adds $199.

Which form do I file to register?

Locate the Limited Liability Company Foreign Registration Statement (Form 635_0010); it is delivered to the Iowa Secretary of State, Business Services.

Do I need a certificate from my home state?

Yes: certificate of existence (good standing) from the state or country of formation, issued within 90 days of filing.

What if the LLC does business there without registering?

Before it registers, the LLC cannot sue in the courts of Iowa (Iowa Code 489.902). Its contracts remain valid (Iowa Code 489.902(3)).

What is due after registering?

The filing that follows is the biennial report at $30.

Which service should handle the registration?

The order of the readings is Mainstay Filing, IA Registered Agent.org and Iowa Registered Agent.co. Mainstay Filing is first because a $199 service fee plus Iowa's own fee, then $149 a year for the agent.

More sheets

Specimens and records

  1. Notebook entry for Iowa Secretary of State, Business Services Division: the observations rest on help.sos.iowa.gov, revisited in August 2026. Replicate the check by opening that page.
  2. Notebook entry for Iowa Secretary of State, Business Services Division: the observations rest on help.sos.iowa.gov, revisited in August 2026. Replicate the check by opening that page.
  3. Notebook entry for Iowa report due date: the observations rest on legis.iowa.gov, revisited in August 2026. Replicate the check by opening that page.
  4. Notebook entry for Iowa Code § 489.201: the observations rest on legis.iowa.gov, revisited in August 2026. Replicate the check by opening that page.
  5. Notebook entry for Iowa formation fee: Filing fee, official source: the observations rest on legis.iowa.gov, revisited in October 2026. Replicate the check by opening that page.
  6. Notebook entry for Iowa registered agent statute: the observations rest on legis.iowa.gov, revisited in October 2026. Replicate the check by opening that page.
  7. Notebook entry for Iowa Secretary of State, business entity forms and: the observations rest on sos.iowa.gov, revisited in October 2026. Replicate the check by opening that page.
  8. Notebook entry for LLC Foreign Registration Statement, Form 635_0010: the observations rest on sos.iowa.gov, revisited in October 2026. Replicate the check by opening that page.
  9. Notebook entry for Iowa Code 489.902, registration requirement: the observations rest on legis.iowa.gov, revisited in October 2026. Replicate the check by opening that page.
  10. Notebook entry for Iowa Code 489.905, activities that do not count: the observations rest on legis.iowa.gov, revisited in October 2026. Replicate the check by opening that page.
  11. Notebook entry for Iowa Secretary of State, certificate of existence: the observations rest on sos.iowa.gov, revisited in October 2026. Replicate the check by opening that page.
  12. Notebook entry for Iowa Code 489.902, registration to do business: the observations rest on legis.iowa.gov, revisited in November 2026. Replicate the check by opening that page.
  13. Notebook entry for Iowa Code 490.1502, registration of a foreign corporation: the observations rest on legis.iowa.gov, revisited in November 2026. Replicate the check by opening that page.
  14. Mainstay Filing Iowa service page, recorded November 13, 2026
  15. IA Registered Agent.org pricing page, recorded November 13, 2026
  16. Iowa Registered Agent.co pricing page, recorded November 13, 2026