Kept simple · Iowa
3 Best Foreign Registration Services in Iowa (2026), Kept Simple
The short version
- Registration fee
- $100
- Home certificate?
- Yes (90 day age limit)
- After registering
- $30, biennial report
- Our pick
- Mainstay Filing, IA Registered Agent.org then Iowa Registered Agent.co
Iowa: the order
Why this order? The checks are explained here.1. Mainstay Filing: best for adding more states
$199 plus the state fee, then $149 a year
Mainstay Filing comes first because Iowa's fee plus $199 gets you registered, with no registered agent bill until year two.
Choose IA Registered Agent.org and save $100 across three years, if the LLC never leaves Iowa.
The registered agent is free in year one. After that it is $149 a year, in any state.
Includes
- The registration filing
- Registered agent, no charge the first year
- The same price anywhere
Good
- $199 plus Iowa's fee
- The same fee in every state
- The first agent year is covered
Against
- Agent renews at $149, $50 above IA Registered Agent.org
2. IA Registered Agent.org: best for adding only this state
$199 plus the state fee, then $99 a year
IA Registered Agent.org takes second place because $199 files the registration, and the agent renews at $99.
Includes
- Iowa registration filing
- Agent for year one
Good
- No agent charge in year one
- Service fee $199
- Agent renews at $99
Against
- Two states, two providers
3. Iowa Registered Agent.co: best for one more state only
$199 plus the state fee, then $99 a year
Iowa Registered Agent.co takes third place because $199 files the registration, and the agent renews at $99.
It charges what IA Registered Agent.org charges.
Includes
- Iowa registration filing
- Agent for year one
Good
- Service fee $199
- Agent renews at $99
- No agent charge in year one
Against
- Two states, two providers
Side by side
| # | Company | Year one | Renewal | Three years | Includes | |
|---|---|---|---|---|---|---|
| 1 | Mainstay Filing | $199 | $149/yr | $497 | the registration filing; registered agent, no charge the first year; the same price anywhere | Go to Mainstay FilingPartner link. We may earn money if you buy. |
| 2 | IA Registered Agent.org | $199 | $99/yr | $397 | iowa registration filing; agent for year one | Go to IA Registered Agent.orgPartner link. We may earn money if you buy. |
| 3 | Iowa Registered Agent.co | $199 | $99/yr | $397 | iowa registration filing; agent for year one | Go to Iowa Registered Agent.coPartner link. We may earn money if you buy. |
The facts
Must my LLC register here?
Registration comes first. Business in Iowa comes second.
Skipping registration can bring it cannot sue in Iowa courts until it registers (Iowa Code 489.902).
from sos.iowa.gov, October 2026, kept short
How much to register?
Budget $100 for the state and $199 for help.
By year three the state has collected $130. from sos.iowa.gov, October 2026, kept short
What registers the LLC?
The Iowa Secretary of State, Business Services accepts the Limited Liability Company Foreign Registration Statement (Form 635_0010). Then the LLC is registered.
Include certificate of existence (good standing) from the state or country of formation no older than 90 days.
Is there a filing that repeats?
Next comes the biennial report, at $30.
The state's timing: January 1 to April 1 of each odd-numbered year.
Why this order?
Mainstay Filing scores best on work included, which is 27% of the score.
Two checks carry most of the weight: three-year cost (38%) and work included (27%).
An out-of-state LLC works in two states. The first pick can serve both.
Iowa: registering a foreign LLC
| Item | Detail | Confirm |
|---|---|---|
| Fee to register | $100 | from sos.iowa.gov, October 2026, kept short |
| Home-state certificate | Yes, 90 days | from sos.iowa.gov, October 2026, kept short |
| Biennial report | $30 | from sos.iowa.gov, October 2026, kept short |
| State fees, three years | $130 | The rows above, added |
Also asked
Does the home state need its own agent?
Yes, in most cases. A provider active in every state, such as Mainstay Filing, can cover home and this state together.
What do the picks cost over three years?
Mainstay Filing is $497, while IA Registered Agent.org is $397, while Iowa Registered Agent.co is $397, before state fees.
Where do the figures come from?
State fees come from Iowa's official documents. Service prices come from each company's price page. Both are dated here.
Must I use a service?
No law requires a service. It is a paid convenience.
Can I hire someone to register?
All of them do. Only the service fee differs.
Which foreign registration service should I use in Iowa?
Mainstay Filing, because it pairs a $199 service fee with a free first registered agent year, then $149 yearly. Then IA Registered Agent.org and Iowa Registered Agent.co.
Sources
- Charter Simple keeps Iowa Secretary of State, Business on file from help.sos.iowa.gov, confirmed August 2026, and nothing more
- Charter Simple keeps Iowa Secretary of State, Business on file from help.sos.iowa.gov, confirmed August 2026, and nothing more
- Charter Simple keeps Iowa report due date on file from legis.iowa.gov, confirmed August 2026, and nothing more
- Charter Simple keeps Iowa Code § 489.201 on file from legis.iowa.gov, confirmed August 2026, and nothing more
- Charter Simple keeps Iowa formation fee: Filing fee on file from legis.iowa.gov, confirmed October 2026, and nothing more
- Charter Simple keeps Iowa registered agent statute on file from legis.iowa.gov, confirmed October 2026, and nothing more
- Charter Simple keeps Iowa Secretary of State, business on file from sos.iowa.gov, confirmed October 2026, and nothing more
- Charter Simple keeps LLC Foreign Registration Statement, Form on file from sos.iowa.gov, confirmed October 2026, and nothing more
- Charter Simple keeps Iowa Code 489.902, registration requirement on file from legis.iowa.gov, confirmed October 2026, and nothing more
- Charter Simple keeps Iowa Code 489.905, activities that on file from legis.iowa.gov, confirmed October 2026, and nothing more
- Charter Simple keeps Iowa Secretary of State, certificate on file from sos.iowa.gov, confirmed October 2026, and nothing more
- Charter Simple keeps Iowa Code 489.902, registration to on file from legis.iowa.gov, confirmed November 2026, and nothing more
- Charter Simple keeps Iowa Code 490.1502, registration of on file from legis.iowa.gov, confirmed November 2026, and nothing more
- The Mainstay Filing Iowa service page, on November 13, 2026
- The IA Registered Agent.org pricing page, on November 13, 2026
- The Iowa Registered Agent.co pricing page, on November 13, 2026