Here's what forming an LLC in South Dakota actually involves — the fees, the timeline, the ongoing obligations, and the official registry link, so you can file with confidence.
South Dakota LLC at a glance
| State filing fee | $150 filed online, or $165 on paper (includes the paper filing fee) |
|---|---|
| Processing time | Processing times change — check current times on the official registry |
| Annual report / franchise | Annual Report — $55 filed online, or $70 on paper. A $55 late fee applies to delinquent annual reports. |
| Registered agent required? | Yes — physical South Dakota address required |
| Official registry | South Dakota Secretary of State business search → |
Steps to form an LLC in South Dakota
- Name your LLC and check availability in the South Dakota registry.
- Appoint a registered agent with a physical address in South Dakota.
- File the Articles of Organization with South Dakota and pay the fee.
- Get an EIN from the IRS (see how to get an EIN).
- Stay compliant — track any South Dakota annual report and franchise obligations.
A formation service handles the filing and includes a registered agent. Form in South Dakota via Northwest
Frequently asked questions
How much does it cost to form an LLC in South Dakota?
The South Dakota state filing fee is $150 filed online, or $165 on paper (includes the paper filing fee), and the ongoing obligation is Annual Report — $55 filed online, or $70 on paper. A $55 late fee applies to delinquent annual reports.
How long does it take to form an LLC in South Dakota?
Processing time in South Dakota varies, and expedited options may be available. Check current processing times on the official registry before you file.
Do I need a registered agent in South Dakota?
Yes. Every South Dakota LLC must maintain a registered agent with a physical South Dakota address. Non-residents must use a commercial service.