

Foreign registration · Form 21
Kentucky Corporation Foreign Registration in Wisconsin
A corporation formed in Kentucky that wants to do business in Wisconsin files Form 21, with $100 in state fees. Wisconsin also asks for Kentucky's Certificate of Existence ($10), no older than 60 days. We file it with the Department of Financial Institutions, Division of Corporate and Consumer Services from your Kentucky records, then serve as your registered agent there for year one.
What Kentucky and Wisconsin each ask for
| Kentucky formed here | Wisconsin registering here | |
|---|---|---|
| Document | Kentucky Certificate of Existence | Form 21, Application for Certificate of Authority |
| State fee | $10 | $100 at order |
| How it is handled | Kentucky: online as a printable certificate, or by mail or fax | Filed on Wisconsin's paper form |
| Paid expedite | next-day $100, 4-hour (in person) $250, 1-hour (in person) $500 | |
| Office | Kentucky Secretary of State, Division of Business Filings | Wisconsin Department of Financial Institutions, Division of Corporate and Consumer Services |
| Official page | web.sos.ky.gov | dfi.wi.gov |
| Age rule | Dated when issued | Accepted if dated within 60 days |
| Yearly filing | Annual Report, $15, every year | Foreign Business Corporation Annual Report, $65, every year |
| Due | On or before June 30 | March 31 each year after qualification |
| Agent | Your Kentucky registered agent | Our Wisconsin registered agent |
From Kentucky to Wisconsin, step by step
Order the Kentucky certificate
The Certificate of Existence ($10) is ordered from Kentucky separately; it is not part of our Wisconsin order. Wisconsin accepts it within 60 days of Kentucky's issue date, so it is ordered shortly before filing.
We prepare and file Form 21
It lists us as your Wisconsin registered agent, next to your Kentucky name and formation date, with the certificate attached. Once Kentucky's certificate is in hand, Wisconsin's filing goes in. After approval, your Kentucky corporation is registered with Wisconsin.
First-year cost, Kentucky to Wisconsin
| Item | Amount |
|---|---|
| State fees, paid at order | $100 |
| Certificate of Existence, paid to Kentucky | $10 |
| Our service, with a year of Wisconsin registered agent service | $199 |
| First-year total, Kentucky certificate included | $309 |
Wisconsin's paid expedite is optional and not in the total.
Your Kentucky name and Wisconsin's rules
We search Wisconsin's records for Kentucky's name on file before anything is filed.
Agents: Wisconsin and Kentucky
Kentucky and Wisconsin both call it a registered agent. Your current registered agent stays for Kentucky; ours takes Wisconsin's papers and notices.
Yearly filings: Wisconsin and Kentucky
Each year your corporation files Kentucky's Annual Report ($15) and Wisconsin's Foreign Business Corporation Annual Report ($65). With our $149 registered agent renewal, Kentucky plus Wisconsin comes to $229 a year. Both states' filings stay current side by side.
LLC or corporation, Kentucky to Wisconsin
An LLC formed in Kentucky files Form 521 with Wisconsin ($100 in state fees, the same; no home-state certificate is needed). After that come Kentucky's Annual Report ($15) and Wisconsin's Annual Report (Form 5 / CORP5) ($80). See the LLC filing.
The other way: Wisconsin into Kentucky
A corporation formed in Wisconsin that registers with Kentucky files Form FBE with $90 in state fees; no Wisconsin certificate is needed. See that filing.
Common questions: Kentucky to Wisconsin
Does my Kentucky company need to register in Wisconsin?
Yes, once a Kentucky business operates there; Wisconsin does not count a one-off deal finished within 30 days.
Is this a certificate of authority?
Yes: Wisconsin issues one to Kentucky corporations once the form is approved.
How much does it cost to register a Kentucky corporation in Wisconsin?
$299 at checkout plus $10 to Kentucky for the Certificate of Existence, $309 in all (checkout is $100 in state fees plus our $199).
Do I need Kentucky's certificate of good standing?
Yes: Wisconsin wants Kentucky's Certificate of Existence ($10), no more than 60 days old at filing.
What are the yearly costs for Kentucky and Wisconsin?
$229 a year: our $149 registered agent renewal, $15 to Kentucky and $65 to Wisconsin for the yearly reports.
What if I don't register with Wisconsin?
Wisconsin can charge a Kentucky company up to $65 for each year or part of a year.
Does Wisconsin require a registered agent?
Yes: the Kentucky registered agent stays, and ours covers Wisconsin for year one.
Can I form a new Wisconsin corporation instead?
Yes, but Kentucky keeps the original, so you run two companies: the new one files Wisconsin's Domestic Business Corporation Annual Report ($25), and the original keeps Kentucky's Annual Report.
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