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SD · Incorporation

Form an LLC or corporation in South Dakota.

South Dakota's modern accounting partner for formation, registered agent, and the books that come next.

At a glance

South Dakota formation snapshot

LLC filing fee
$150
Corp filing fee
$150
Annual / franchise
$50 annual report
Annual report due
Anniversary
State income tax
No state income tax
Typical processing
1–2 weeks

Fees and timelines can change. We confirm current amounts before we file.

Why this state

Why form in South Dakota

South Dakota supports standard LLC and corporation filings through its Secretary of State (or equivalent). Typical processing is about 1–2 weeks.

State income tax posture here: No state income tax. Confirm whether franchise, gross receipts, or other business taxes also apply to your entity.

If you operate, hire, or keep inventory outside South Dakota, plan foreign qualification and multi-state tax registration early.

Process

Step-by-step formation in South Dakota

  1. 1Name reservation (when required)
  2. 2Articles of Organization or Incorporation filing
  3. 3Registered agent designation
  4. 4EIN application
  5. 5Operating agreement or bylaws
  6. 6BOI / FinCEN filing when required
  7. 7State and local business licenses
  8. 8First-year compliance calendar

Compliance

Ongoing compliance in South Dakota

  • Track the annual report or franchise cycle for South Dakota. Typical timing: Anniversary. Typical fee context: $50 annual report.
  • Keep a registered agent with a physical street address in South Dakota at all times.
  • Add state tax accounts and local licenses based on your activity, not only the SOS filing.

State-specific notes

  • Fees, due dates, and portals in South Dakota change. We confirm current amounts before we file.
  • Home-state formation does not remove sales tax, payroll, or income tax duties in other states where you have nexus.

Tax snapshot

South Dakota tax at a glance

No state income tax

Full South Dakota tax guide

FAQ

South Dakota formation questions

Ready to form in South Dakota?

Tell us your entity type and timeline. We confirm live fees, file, and set your first-year compliance calendar.

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