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Foreign LLC guide · New Mexico

New Mexico Foreign LLC Registration (2026): Fees and the 3 Best Services

Mainstay Filing ($199), NM Registered Agent.org ($199) and New Mexico Registered Agent.co ($199): that is our 2026 order for foreign LLC registration in New Mexico. Registration costs $100 at the New Mexico Secretary of State, Business Services Division: 5th of 50 states on three-year state fees.
State Filing Data research desk

New Mexico fee data

of 50 for registering a foreign LLC

Least expensive state = 1st (shared). See all 50

Registration fee

$100

tax.newmexico.gov, checked October 2026

Yearly report

None

None required

Home-state certificate

30 days

Issued within this window

Three-year state fees

$100

Registration, then two report years

New Mexico picks

Scored on five weighted criteria (methodology). Biggest weights: three-year service fees and filings covered.

Our first choice

1. Mainstay Filing: best for multi-state registrations

$199 plus fees; $149 a year later

Mainstay Filing gets our first slot: $199 plus New Mexico's fee, then $149 a year for the agent from year two.

NM Registered Agent.org comes in $100 lower across three years, and we still rank coverage ahead of that gap.

Agent service after year one: $149 a year, any state.

What you pay for

  • Registration prepared and filed
  • Registered agent, free for the first year
  • Fifty-state coverage

For

  • $199 plus New Mexico's fee
  • One price for any state
  • Registered agent free for year one

Against

  • NM Registered Agent.org's agent renews for $50 less
New Mexico specialist

2. NM Registered Agent.org: best for one extra state

$199 plus fees; $99 a year later

NM Registered Agent.org slots in second. What it offers: $199 over the state fee to register, then $99 a year.

What you pay for

  • Filing with the state office
  • A year of agent service

For

  • $199 + state fee
  • Agent included for year one
  • $99 yearly from year two

Against

  • New Mexico only; your home state needs its own agent
New Mexico specialist

3. New Mexico Registered Agent.co: best for New Mexico registrations

$199 plus fees; $99 a year later

New Mexico Registered Agent.co slots in third. What it offers: $199 over the state fee to register, then $99 a year.

It publishes the same prices as NM Registered Agent.org, so the two are close.

What you pay for

  • Filing with the state office
  • A year of agent service

For

  • $99 yearly from year two
  • Agent included for year one
  • $199 + state fee

Against

  • New Mexico only; your home state needs its own agent

New Mexico picks compared

#ServiceYear oneFrom year twoThree-year service fees
1 Mainstay Filing $199$149/yr$497
Visit Mainstay Filing Partner link. We may earn money if you buy.
2 NM Registered Agent.org $199$99/yr$397
Visit NM Registered Agent.org Partner link. We may earn money if you buy.
3 New Mexico Registered Agent.co $199$99/yr$397
Visit New Mexico Registered Agent.co Partner link. We may earn money if you buy.

Read from the companies' price pages on November 12, 2026. Each row excludes the $100 state fee.

Registration cost calculator

Totals add New Mexico's foreign LLC fees to each service's published prices.

Total, 3 years, Mainstay Filing: $597. State $100, service $497.

New Mexico and its neighbors in the rank

RankStateThree-year foreign LLC fees
5th Idaho$100
5th Michigan$100
5th New Mexico$100
8th Missouri$105
9th South Carolina$110

Foreign LLC fees by state has all fifty rows.

Registering a foreign LLC in New Mexico

The filing is the Foreign LLC Certificate of Registration, made with the New Mexico Secretary of State, Business Services Division; the fee is $100. Include certificate of good standing and compliance, not more than 30 days.

There is no foreign LLC report to file each year in New Mexico.

Checklist

  • Certificate of good standing and compliance, at most 30 days.
  • The exact legal name from the home state and the formation date.
  • A registered agent in the state (included with each pick).
  • A way to pay the $100 registration fee.

Risks of operating unregistered

Existing contracts stay enforceable (NMSA 1978, section 53-19-53(B)). The state also collects fees for the time it operated unregistered.

What decided the order

Mainstay Filing over NM Registered Agent.org came down to state filings covered, a 30% criterion.

Since a foreign LLC lives in two states at once, coverage decided it.

New Mexico questions answered

How much does it cost to register a foreign LLC in New Mexico?

$100 in state fees. Our picks add $199.

Which form registers a foreign LLC in New Mexico?

File Foreign LLC Certificate of Registration with the New Mexico Secretary of State, Business Services Division.

Do I need a certificate from my home state?

Yes: certificate of good standing and compliance, dated within 30 days of filing.

What does a foreign LLC file after registering?

Nothing recurring: New Mexico has no yearly report for foreign LLCs.

What if the LLC does business there without registering?

Existing contracts stay enforceable (NMSA 1978, section 53-19-53(B)). The state also collects fees for the time it operated unregistered.

Is a registered agent needed there?

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

Who should file the registration?

Mainstay Filing first: the registration for $199 plus state fees, with a free first year as your registered agent. Then NM Registered Agent.org and New Mexico Registered Agent.co.

More for this state

Sources

  1. NMSA 1978, § 53-19-7 and § 53-19-8 at nmonesource.com, confirmed August 2026
  2. New Mexico Secretary of State, Business Services at sos.nm.gov, confirmed October 2026
  3. SOS Enterprise online filing portal at enterprise.sos.nm.gov, confirmed October 2026
  4. Business Online Filing Help at api.realfile.rtsclients.com, confirmed October 2026
  5. Taxation and Revenue Department, who must register at tax.newmexico.gov, confirmed October 2026
  6. New Mexico Statutes Annotated 1978, Limited Liability Company at nmonesource.com, confirmed November 2026
  7. Idaho Secretary of State, Foreign Registration Statement at archive.sos.idaho.gov, confirmed October 2026
  8. Idaho Secretary of State, business FAQ at sos.idaho.gov, confirmed October 2026
  9. Idaho Code 30-21-505, activities that are not doing at legislature.idaho.gov, confirmed October 2026
  10. Idaho Code 30-21-214, fees at legislature.idaho.gov, confirmed October 2026
  11. Idaho Code 30-21-213, annual report at legislature.idaho.gov, confirmed October 2026
  12. Withdrawal of Foreign Registration Statement at archive.sos.idaho.gov, confirmed October 2026
  13. LARA Corporations Division at michigan.gov, confirmed October 2026
  14. LARA limited liability company forms at michigan.gov, confirmed October 2026
  15. MCL 450.5002, certificate of authority at legislature.mi.gov, confirmed October 2026
  16. MCL 450.5008, activities that are not transacting business at legislature.mi.gov, confirmed October 2026
  17. MCL 450.5007, consequences of transacting business without a at legislature.mi.gov, confirmed October 2026
  18. LARA annual reports and annual statements at michigan.gov, confirmed October 2026
  19. Missouri Secretary of State, Corporations at sos.mo.gov, confirmed October 2026
  20. Form LLC 4, foreign LLC registration at sos.mo.gov, confirmed October 2026
  21. Business filing fee schedule at sos.mo.gov, confirmed October 2026
  22. RSMo 347.153, registration of foreign LLCs at revisor.mo.gov, confirmed October 2026
  23. RSMo 347.163, transacting business and penalties at revisor.mo.gov, confirmed October 2026
  24. Missouri Department of Revenue, business registration at dor.mo.gov, confirmed October 2026
  25. South Carolina Business Entities Online at businessfilings.sc.gov, confirmed October 2026
  26. SC Secretary of State, business entity FAQs at sos.sc.gov, confirmed October 2026
  27. South Carolina Code, Title 33, Chapter 44 at scstatehouse.gov, confirmed October 2026
  28. SC Department of Revenue, corporate FAQs at dor.sc.gov, confirmed October 2026
  29. Mainstay Filing: New Mexico service page as published on November 12, 2026
  30. NM Registered Agent.org: pricing page as published on November 12, 2026
  31. New Mexico Registered Agent.co: pricing page as published on November 12, 2026