Skip to content
Filing MapperRoutes through every state's LLC paperwork, priced leg by leg.

LLC cost guide · South Dakota

South Dakota LLC Route (2026): State Fees Leg by Leg and the 3 Best LLC Services

2026 route for an LLC filing in South Dakota: South Dakota Registered Agent.co ($199), Mainstay Filing ($199) and SD Registered Agent.org ($199), ranked first to last. On the three-year map, South Dakota stands 31st of 50: $150 to open, plus $55 every year to keep the annual report current.

Surveyed by the Filing Mapper team

Tolls on the South Dakota route

31st

of 50 when three years of tolls are added

Mile 1 is the lightest toll. Every state on one map

Entry fee
$150
sdlegislature.gov, surveyed October 2026
Annual report
$55 / yr
The checkpoint closes, in the state's words: due during the entity's anniversary month. sdlegislature.gov, surveyed October 2026
Penalty for missing the checkpoint
$50
sdlegislature.gov, surveyed October 2026
State toll, three years
$260
Entry in year one, checkpoints after

South Dakota route picks

Read the method for all five criteria; the two heaviest are three-year cost and how many steps the fare covers.

1. South Dakota Registered Agent.co: best for a plain South Dakota start

Route pickLeg one $199; later legs $99

We put South Dakota Registered Agent.co at the head of the route because opening costs $199 above the state toll, and the agent costs $99 from lap two.

Over three laps it costs less than Mainstay Filing, and cost makes up 35% of the method.

The owner submits the annual report personally every year.

The fare covers

  • The first-leg filing, prepared for you
  • First year of agent service

On the plus side

  • $199 and the state's toll
  • A free first agent lap
  • Then $99 per lap

On the minus side

  • No annual report service
  • The EIN application is $99 extra
Visit South Dakota Registered Agent.coPartner link. We may earn money if you buy.

2. Mainstay Filing: best for an LLC that stays on the road without effort

Every state$199 a year, state toll billed apart ($349 at checkout)

Continuing, Mainstay Filing is the second alternative, since a fare of $199 a year carries the South Dakota formation, the registered agent role and the annual report all the way, and renewal is $199.

A $200 gap against South Dakota Registered Agent.co across three years keeps it from the lead.

At renewal the annual report is handled, and the $55 due to the state is added at cost.

The fare covers

  • Leg one done for you: the formation is drafted and filed
  • Registered agent duty held through the year
  • The annual report drafted and sent in by Mainstay
  • The EIN application is part of the route
  • The state's fee reaches you at cost

On the plus side

  • The renewal fare holds at $199
  • The EIN application is on the route
  • $199/yr, all stops included

On the minus side

  • South Dakota Registered Agent.co renews for $100 less
Visit Mainstay FilingPartner link. We may earn money if you buy.

3. SD Registered Agent.org: best for South Dakota-only LLCs

Home-state routeLeg one $199; later legs $99

The next stop, number 3, is SD Registered Agent.org: opening costs $199 above the state toll, and the agent costs $99 from lap two.

The owner submits the annual report personally every year.

Fare for fare, it equals South Dakota Registered Agent.co.

The fare covers

  • The first-leg filing, prepared for you
  • First year of agent service

On the plus side

  • $199 and the state's toll
  • Then $99 per lap
  • A free first agent lap

On the minus side

  • No annual report service
  • The EIN application is $99 extra
Visit SD Registered Agent.orgPartner link. We may earn money if you buy.

3 services, side by side

StopProviderLeg oneLater legsProvider cost, three years
1South Dakota Registered Agent.co$199$99/yr$397Visit South Dakota Registered Agent.coPartner link. We may earn money if you buy.
2Mainstay Filing$199$199/yr$597Visit Mainstay FilingPartner link. We may earn money if you buy.
3SD Registered Agent.org$199$99/yr$397Visit SD Registered Agent.orgPartner link. We may earn money if you buy.

All fares shown are as the providers listed them on November 12, 2026. The $150 state toll is in none of the rows.

Price your route

Choose a trip length and a provider. State tolls follow the official schedule: $150 to open, then the annual report beginning in year two.

Route cost for 3 years with South Dakota Registered Agent.co: $657, of which $260 goes to the state and $397 to the provider.

South Dakota and the stops on either side of it

MileStateThree-year state fees
29thVermont$245
30thNew Jersey$250
31stSouth Dakota$260
32ndConnecticut$280
33rdIllinois$300

Every state is plotted in LLC costs by state.

South Dakota's entry fee for a new LLC

To pass leg one, file the Articles of Organization at the South Dakota Secretary of State and pay $150. It is the same toll whichever provider files. Typical transit: Paper 1 to 3 business days; online processed immediately.

South Dakota annual report: fee, deadline and late penalty

Clear the annual report every year, paying $55, due during the entity's anniversary month. A late arrival brings $50 in penalties.

Reasoning for the order

Three-year charge on the route settled first place in South Dakota; it carries 35% of the score, and the remaining criteria are steps the service takes over, year-two price, fit with the state's route, fee line separation.

South Dakota Registered Agent.co leads on cost, at $397 for the three-year ride and $200 short of Mainstay Filing.

Common questions

How much does the state toll for forming an LLC in South Dakota?

South Dakota tolls $150 to file. Allow $199 if a provider walks the route for you.

What toll comes with the South Dakota annual report?

$55, every year; the checkpoint closes due during the entity's anniversary month. Arriving late adds $50.

Where does South Dakota fall on the 50-state route?

Mile 31st of 50 on three-year state tolls, at $260; mile 1 is the lightest toll.

How long does the state take to open a new LLC?

Published transit time: Paper 1 to 3 business days; online processed immediately.

Is a registered agent a fixed stop for South Dakota LLCs?

Every LLC must name a registered agent with an in-state street address.

Which service should walk my LLC through the route?

South Dakota Registered Agent.co, Mainstay Filing and SD Registered Agent.org, in route order.

Keep traveling

Survey markers for this route

Survey marker
  1. Marker for South Dakota Secretary of State, Business Services /: the page at sdsos.gov, logged August 2026.
  2. Marker for South Dakota Secretary of State, Business Services /: the page at sosenterprise.sd.gov, logged August 2026.
  3. Marker for South Dakota yearly filing: Annual report: fee and: the page at sdlegislature.gov, logged October 2026.
  4. Marker for South Dakota report due date: the page at sdlegislature.gov, logged August 2026.
  5. Marker for SDCL 47-34A-203: the page at sdlegislature.gov, logged August 2026.
  6. Marker for South Dakota formation fee: Filing fee, official source: the page at sdsos.gov, logged October 2026.
  7. Marker for South Dakota formation fee: Filing fee, official source: the page at sdlegislature.gov, logged October 2026.
  8. Marker for South Dakota registered agent statute: the page at sdlegislature.gov, logged October 2026.
  9. Marker for Vermont Secretary of State fee schedule: the page at sos.vermont.gov, logged October 2026.
  10. Marker for Vermont formation fee: Filing fee, official source: the page at legislature.vermont.gov, logged October 2026.
  11. Marker for New Jersey DORES, Getting Registered: the page at nj.gov, logged October 2026.
  12. Marker for New Jersey formation fee: Filing fee, official source: the page at pub.njleg.gov, logged October 2026.
  13. Marker for New Jersey Division of Revenue and Enterprise Services: the page at njportal.com, logged August 2026.
  14. Marker for New Jersey Division of Revenue and Enterprise Services: the page at njportal.com, logged August 2026.
  15. Marker for Conn: the page at cga.ct.gov, logged August 2026.
  16. Marker for Connecticut formation fee: Filing fee, official source: the page at business.ct.gov, logged October 2026.
  17. Marker for Connecticut formation fee: Filing fee, official source: the page at business.ct.gov, logged October 2026.
  18. Marker for Connecticut Secretary of the State, Business Services Division: the page at business.ct.gov, logged August 2026.
  19. Marker for Connecticut Secretary of the State, Business Services Division: the page at business.ct.gov, logged August 2026.
  20. Marker for Connecticut yearly filing: Annual report: fee, official source: the page at business.ct.gov, logged October 2026.
  21. Marker for 805 ILCS 180/5-5: the page at ilga.gov, logged August 2026.
  22. Marker for Illinois formation fee: Filing fee, official source: the page at ilga.gov, logged October 2026.
  23. Marker for Illinois formation fee: Filing fee, official source: the page at ilsos.gov, logged October 2026.
  24. Marker for Illinois Secretary of State, Department of Business Services: the page at ilsos.gov, logged August 2026.
  25. Marker for Illinois Secretary of State, Department of Business Services: the page at ilsos.gov, logged August 2026.
  26. Marker for Processing, official source: the page at sdsos.gov, logged October 2026.
  27. South Dakota Registered Agent.co (pricing page), survey of November 12, 2026
  28. Mainstay Filing (South Dakota service page), survey of November 12, 2026
  29. SD Registered Agent.org (pricing page), survey of November 12, 2026