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What it means · Arizona

3 Best Foreign Registration Services in Arizona (2026): What You Get

Our 2026 ranking for Arizona puts AZ Registered Agent.org ($199), Arizona Registered Agent.co ($199) and Mainstay Filing ($199), in that order. Registering costs $150 at the state and $397 to $497 in service fees over three years.
Formation Explained editorial team

Quick explanation

What the state charges
$150
Do you attach a home-state certificate?
Required (60 days old, no more)
What comes next
No report to file
Who we recommend
AZ Registered Agent.org, Arizona Registered Agent.co then Mainstay Filing

Our Arizona recommendations

The order comes from our method: three-year cost first, then how much work the price covers.
1 Top recommendation

1. AZ Registered Agent.org: best for a modest agent fee each year

Year one costs $199; later years cost $99

Why AZ Registered Agent.org? The filing is $199, and the agent renews each year at $99.

Of the two, it has the lower three-year cost, and that is the first thing we weigh.

Includes

  • State registration done for you
  • Agent included for the first year

Points in its favor

  • $199 on top of the state fee
  • A modest renewal of $99
  • Year-one agent service is included

Where it falls short

  • Works in Arizona alone, which leaves your home state needing its own agent
2 Local to Arizona

2. Arizona Registered Agent.co: best for a one-state add-on

Year one costs $199; later years cost $99

Arizona Registered Agent.co ranks second. In short, the filing is $199, and the agent renews each year at $99.

It charges exactly what AZ Registered Agent.org charges; either would serve you well.

Includes

  • State registration done for you
  • Agent included for the first year

Points in its favor

  • Year-one agent service is included
  • $199 on top of the state fee
  • A modest renewal of $99

Where it falls short

  • Works in Arizona alone, which leaves your home state needing its own agent
3 Covers all states

3. Mainstay Filing: best for an LLC with more states ahead

Year one costs $199; later years cost $149

Mainstay Filing ranks third. In short, it charges $199 plus the state fee and includes the statutory agent for the first year, then $149 a year.

It costs $100 more than AZ Registered Agent.org across three years, and cost weighs the most in our ranking.

After the free year, the statutory agent renews at $149 a year in any state.

Includes

  • Out-of-state registration handled
  • The same fee in every state

Points in its favor

  • $199 to register
  • Ready for the next state you add

Where it falls short

  • Agent renewal of $149 lands $50 over AZ Registered Agent.org

The picks compared

#PickYear oneEach year afterTotal, 3 yearsIncluded in the price
1 AZ Registered Agent.org $199$99/yr$397state registration done for you; agent included for the first year Open AZ Registered Agent.orgPartner link. We may earn money if you buy.
2 Arizona Registered Agent.co $199$99/yr$397state registration done for you; agent included for the first year Open Arizona Registered Agent.coPartner link. We may earn money if you buy.
3 Mainstay Filing $199$149/yr$497Out-of-state registration handled; the same fee in every state Open Mainstay FilingPartner link. We may earn money if you buy.
Prices were read on November 13, 2026. The state's own fees are in the requirements section below.

Explanations

When must an out-of-state LLC register here?

An LLC formed elsewhere registers with the Arizona Corporation Commission, Corporations Division before it does business in Arizona.

Doing business without registering risks it cannot sue as a plaintiff (A.R.S. 29-3902(B)).

azcc.gov, confirmed October 2026

What will registering set me back?

Set aside $150 for the state and $199 for a service.

Total state fees across three years: $150. azcc.gov, confirmed October 2026

Which document registers the LLC?

The Arizona Corporation Commission, Corporations Division takes the Foreign Registration Statement (Form L025) from LLCs formed in other states.

The filing needs certificate of existence or good standing, plus a certified copy of the organizational documents issued within the last 60 days.

Is there a recurring filing?

No yearly report applies.

Why is the first pick first?

AZ Registered Agent.org leads on what three years cost, a criterion that carries 34% of the weight.

What three years cost carries 34% and how much work the price handles carries 28%. Three smaller criteria decide close calls.

On cost, AZ Registered Agent.org wins at $397, saving $100 compared with Mainstay Filing.

How the ranking works

What Arizona requires

RequirementFee or ruleWhere it comes from
Application fee$150azcc.gov, confirmed October 2026
Proof of good standingRequired, 60 daysazcc.gov, confirmed October 2026
State fees across three years$150Sum of the figures above
Add the filing fee, the next two reports and any minimum tax and you have the three-year line.

Additional questions

Will one agent cover both states?

Yes, each state has its own requirement. A one-state service covers only the state it is in.

How do the picks compare over three years?

AZ Registered Agent.org comes to $397; Arizona Registered Agent.co comes to $397; Mainstay Filing comes to $497 (service fees only).

What are the figures based on?

The state side uses Arizona's own publications. The service side uses published company prices.

Could I skip the service?

Not required. Services charge to do the paperwork for you.

Do these services handle the filing?

Yes. Every pick files it for you, and the state fee is the same either way.

Which company ranks first in Arizona?

AZ Registered Agent.org comes first: registering costs $199 and includes a first year of agent service, then $99 annually. After it come Arizona Registered Agent.co and Mainstay Filing.

Documents and pricing pages behind this page

  1. azleg.gov: Ariz (confirmed August 2026)
  2. azcc.gov: Arizona formation fee: Filing fee (confirmed October 2026)
  3. azleg.gov: Arizona registered agent statute (confirmed October 2026)
  4. azcc.gov: Arizona Corporation Commission, LLC forms (confirmed October 2026)
  5. azcc.gov: Form L025 instructions (confirmed October 2026)
  6. azleg.gov: A.R.S. 29-3903, registration of foreign (confirmed October 2026)
  7. azleg.gov: A.R.S. 29-3905, activities that are (confirmed October 2026)
  8. azcc.gov: Arizona Corporation Commission FAQs (confirmed October 2026)
  9. azleg.gov: A.R.S. 29-3902, registration to do (confirmed November 2026)
  10. AZ Registered Agent.org pricing page, read November 13, 2026
  11. Arizona Registered Agent.co pricing page, read November 13, 2026
  12. Mainstay Filing Arizona service page, read November 13, 2026