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Formation Facts

What the state wants, and what it costs.

Foreign LLC guide · New Mexico

New Mexico Foreign LLC Registration (2026): What the State Charges and the 3 Best Services

Short version for New Mexico in 2026: Mainstay Filing ($199), New Mexico Registered Agent.co ($199) and NM Registered Agent.org ($199), ranked best first, if you are bringing an out-of-state LLC into the state. New Mexico charges foreign LLCs $100 to register, and there is no recurring report; three years of state fees rank 5th of 50.
Briefing by the Formation Facts team

New Mexico: key figures

5th

on the 50-state list for foreign LLCs

Rank 1 is the least expensive state (tied). Go to the national comparison

  • Fee the state takes at registration

    $100

    Per tax.newmexico.gov, confirmed October 2026

  • Report you must file again

    None

    Not required

  • Paper from the home state

    30 days

    The oldest it may be

  • What the state collects in 3 years

    $100

    Three years of state fees for a foreign LLC

Services ranked for New Mexico

We ordered the list with five criteria, and three-year fees and coverage count most (the method page covers the rest).

Best overall

1. Mainstay Filing: best for registering in several states

$199 plus the state fee; the agent then costs $149 a year from year 2

Why Mainstay Filing is first: $199 plus New Mexico's state fee, then $149 a year for the agent from year 2.

Over three years you would pay $100 more than you would with New Mexico Registered Agent.co. Coverage is 26% of the score, though, and handling more filings outweighs that difference.

From the second year, agent service costs you $149 a year.

What your money gets you

  • Prepares your registration and files it
  • Your registered agent for the first year is free
  • The same price in any state

What works

  • A year of agent service at no cost
  • $199 plus the state fee
  • The same price in every state

What to weigh

  • $50 more a year for the agent
Visit Mainstay FilingPartner link. We may earn money if you buy.

New Mexico only

2. New Mexico Registered Agent.co: best for adding only New Mexico

$199 plus the state fee; the agent then costs $99 a year from year 2

New Mexico Registered Agent.co is second for you since registering costs $199 plus state fees, and the agent is covered in year 1.

What your money gets you

  • Files your New Mexico registration
  • A year of agent service

What works

  • No agent fee in year 1
  • $199 plus the state fee
  • $99 a year for the agent afterward

What to weigh

  • No help beyond this state
Visit New Mexico Registered Agent.coPartner link. We may earn money if you buy.

New Mexico only

3. NM Registered Agent.org: best for another option in New Mexico

$199 plus the state fee; the agent then costs $99 a year from year 2

NM Registered Agent.org is third for you since registering costs $199 plus state fees, and the agent is covered in year 1.

On price it is exactly level with New Mexico Registered Agent.co.

What your money gets you

  • Files your New Mexico registration
  • A year of agent service

What works

  • No agent fee in year 1
  • $99 a year for the agent afterward
  • $199 plus the state fee

What to weigh

  • No help beyond this state
Visit NM Registered Agent.orgPartner link. We may earn money if you buy.

The 3 picks compared

RankWhoYou pay in year 1Then per yearTheir fees across 3 years
1Mainstay Filing$199$149/yr$497Visit Mainstay FilingPartner link. We may earn money if you buy.
2New Mexico Registered Agent.co$199$99/yr$397Visit New Mexico Registered Agent.coPartner link. We may earn money if you buy.
3NM Registered Agent.org$199$99/yr$397Visit NM Registered Agent.orgPartner link. We may earn money if you buy.
Prices as shown on November 13, 2026. Remember to add the $100 state fee to each row.

Registration cost calculator

The registration fee is $100, and provider fees are added on top.
Add $100 in state fees and $497 for Mainstay Filing and you get $597 across 3 years.

How New Mexico compares with the states near it in the ranking

RankStateThree-year foreign LLC fees
5thIdaho$100
5thMichigan$100
5thNew Mexico$100
8thMissouri$105
9thSouth Carolina$110
Foreign LLC fees by state lines up every state, starting with the lowest cost.

New Mexico foreign LLC registration in 2026

You register by sending the Foreign LLC Certificate of Registration and $100 to the New Mexico Secretary of State, Business Services Division. The state asks you to supply certificate of good standing and compliance, issued no more than 30 days.

The state does not ask foreign LLCs for a yearly report.

What to have ready

  • Certificate of good standing and compliance, not older than 30 days.
  • The legal name of your LLC and the day it was formed.
  • A name for the registered agent with a street address in this state, which every provider on this page can supply.
  • A method for paying the $100 state charge.

What not registering can cost you

The state does not void your contracts (NMSA 1978, section 53-19-53(B)). You will also owe fees for the years you were not registered.

Why Mainstay Filing comes first

In New Mexico, Mainstay Filing beat New Mexico Registered Agent.co on upkeep the price covers (26%).

Reach across states was worth more than New Mexico Registered Agent.co's smaller renewal.

New Mexico foreign registration service questions

How much will it cost to register my out-of-state LLC with New Mexico?

$100 in state fees. Hiring one adds $199.

Which form do I use to register an out-of-state LLC with New Mexico?

Use the Foreign LLC Certificate of Registration and send it to the New Mexico Secretary of State, Business Services Division.

Does the state want a certificate from my home state?

Yes, you need certificate of good standing and compliance, dated within 30 days of your filing.

Will my foreign LLC have to file anything every year?

No. New Mexico does not ask foreign LLCs for a yearly report.

What happens if my LLC does business there without registering?

The state does not void your contracts (NMSA 1978, section 53-19-53(B)). You will also owe fees for the years you were not registered.

Must I appoint a registered agent when registering in New Mexico?

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

Which service should I choose to register a foreign LLC?

Our ranking is Mainstay Filing, New Mexico Registered Agent.co and NM Registered Agent.org.

Other briefings

Where this briefing comes from

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