To form an LLC in South Dakota you file Articles of Organization (sometimes called a Certificate of Formation) with the state and pay a one-time filing fee of $150. South Dakota is around the middle for LLC filing fees (number 39 of 51). You also need a registered agent with a South Dakota address, and most owners get an EIN from the IRS so they can open a bank account and pay taxes.
South Dakota LLC costs at a glance
| Item | Cost | When |
|---|---|---|
| South Dakota LLC filing fee | $150 | One time, paid to the state |
| ZIS Consultants service fee | $149 | One time |
| Registered agent (optional, if you don’t have a South Dakota address) | $50 first year | Renewal price depends on the state |
| EIN from the IRS (optional) | $20 | One time |
| Operating agreement (optional) | $49 | One time |
| South Dakota annual or periodic report | $55 | Annual, by the end of the anniversary month |
South Dakota requires a report: annual, fee $55, due by the end of the anniversary month.
Processing time in South Dakota
Online filings in South Dakota are usually approved within a few business days. Processing times change with the state’s workload, and we keep you updated by email and WhatsApp until your approved documents arrive.
How to form your South Dakota LLC with ZIS Consultants
- Pick your company name and type. LLC, S Corp or C Corp. We check the name is available in South Dakota.
- Fill in the online order form. About 10 minutes: owners, address, and the add-ons you want. Nothing is preselected.
- We file with South Dakota. We submit your formation documents and pay the $150 state fee on your behalf.
- Get your documents. Approved Articles, EIN letter and operating agreement (if ordered) are emailed to you.
Start my South Dakota LLC — $299
Frequently asked questions
How much does it cost to start an LLC in South Dakota?
The South Dakota state filing fee is $150. With ZIS Consultants the total is $299 (our $149 service fee plus the state fee). A registered agent ($50 first year), EIN ($20) and operating agreement ($49) are optional add-ons.
Does South Dakota require an annual report for LLCs?
Yes. South Dakota requires a report (annual). The fee is $55 and it is due by the end of the anniversary month.
Do I need to live in South Dakota to form an LLC there?
No. Anyone can form an LLC in South Dakota, including people living in other states or outside the US. You do need a registered agent with a physical address in South Dakota, which we can provide for $50 for the first year.
How much does a South Dakota corporation cost?
The South Dakota filing fee for a corporation (S Corp or C Corp) is $165. Our service fee is the same $149 for every company type.
Can I get an EIN for my South Dakota LLC?
Yes. Add the EIN option ($20) to your order and we apply to the IRS for you once the state approves your LLC.
Fees last checked Oct 15, 2026. States change fees from time to time, so we confirm the exact amount before filing.