

Foreign registration · Form 635_0110A
South Dakota Corporation Foreign Registration in Iowa
Iowa registers a corporation from South Dakota as a foreign corporation on Form 635_0110A, with $100 in state fees. Iowa may ask for South Dakota's Certificate of Good Standing/Existence ($20). We file it with the Secretary of State, Business Services from your South Dakota records, then serve as your registered agent there for year one.
South Dakota vs Iowa: the paperwork
| South Dakota formed here | Iowa registering here | |
|---|---|---|
| Document | South Dakota Certificate of Good Standing/Existence | Form 635_0110A, Registration Statement, Foreign Profit Corporation |
| State fee | $20 | $100 at order |
| How it is handled | South Dakota: online | Filed with Iowa |
| Paid expedite | 5-business-day $15, 2-business-day $50 | |
| Office | South Dakota Secretary of State | Iowa Secretary of State, Business Services |
| Official page | sosenterprise.sd.gov | sos.iowa.gov |
| Yearly filing | Annual Report, fee set by the state, every year | Biennial Report, $60, every two years |
| Due | By the first day of the registration anniversary month each year (form opens that day | April 1 of even-numbered years |
| Agent | Your South Dakota registered agent | Our Iowa registered agent |
How South Dakota companies register with Iowa
We prepare and file Form 635_0110A
It names us as your Iowa registered agent, with your South Dakota name and formation date. If Iowa wants the South Dakota certificate, it is ordered first. After approval, your South Dakota corporation is registered with Iowa.
Your South Dakota name and Iowa's rules
If Iowa's records show it taken, you can use an alternate name for the South Dakota company. We check your exact South Dakota name against Iowa's records before filing.
Your Iowa agent and the South Dakota one
South Dakota and Iowa both call it a registered agent. Iowa papers come to us; South Dakota's agent is unchanged.
Yearly filings: Iowa and South Dakota
South Dakota wants the Annual Report every year; Iowa wants the Biennial Report every two years ($60). The new registration does not replace any home-state filing.
LLC or corporation, South Dakota to Iowa
An LLC formed in South Dakota files Form 635_0010 with Iowa ($100 in state fees, the same, plus the Certificate of Good Standing/Existence ($20)). After that come South Dakota's Annual Report ($55) and Iowa's Biennial Report ($30). See the LLC filing.
Registering an Iowa company in South Dakota
A corporation formed in Iowa that registers with South Dakota files South Dakota's registration (no form number) with $750 in state fees, plus the Certificate of Existence ($5). See that filing.
Questions South Dakota owners ask about Iowa
Does my South Dakota company need to register in Iowa?
Yes, once a South Dakota business operates there; Iowa registers it as a foreign corporation.
Is this a certificate of authority?
Iowa calls it registration for South Dakota corporations; other states say certificate of authority.
How much does it cost to register a South Dakota corporation in Iowa?
$299 at checkout; Iowa may also want South Dakota's Certificate of Good Standing/Existence, at extra cost.
What are the yearly costs for South Dakota and Iowa?
Our registered agent renewal ($149 a year), South Dakota's report (fee set by the state) and Iowa's report ($60, every two years).
Does Iowa require a registered agent?
Yes: the South Dakota registered agent stays, and ours covers Iowa for year one.
Will Iowa accept my South Dakota name?
Yes, if no company there has it; if one does, it uses an alternate name there and keeps its South Dakota name at home.
Can I form a new Iowa corporation instead?
Yes, but South Dakota keeps the original, so you run two companies: the new one files Iowa's Biennial Report ($60), and the original keeps South Dakota's Annual Report.
How do I withdraw from Iowa later?
South Dakota companies leave by filing a Statement of Withdrawal; until then, Iowa's report stays due alongside South Dakota's filings.
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