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3 Best Foreign Registration Services in Texas (2026), Answered

In 2026, we rank TX Registered Agent.org ($199), Mainstay Filing ($199) and Texas Registered Agent.ai ($199), in that order, as the foreign registration services for Texas. Texas charges $750 to register, and service fees add $397 to $497 over three years.
By the LLC Answered editorial team

Short version

Short reply
Registration fee
$750
Paper from the home state?
Not needed
Later filing
No state fee, Public Information Report
Our picks
TX Registered Agent.org, Mainstay Filing then Texas Registered Agent.ai

Texas: our answer

Ranked best first by the tests on our process page.

#1 Our answer: this one

1. TX Registered Agent.org: best for a lean registration

$199 plus the state fee; then $99 a year

Hire TX Registered Agent.org in Texas: the fee is $199 with the first year of agent service thrown in, then $99 annually.

Cost decides it: three years here total less than at Mainstay Filing.

What is bundled

  • State registration done
  • A first year of agent service

Pluses

  • Service fee $199
  • Agent renews at $99
  • Agent covered in year one

Downsides

  • A second provider for the home state
#2 Works nationwide

2. Mainstay Filing: best for a second, third and fourth state

$199 plus the state fee; then $149 a year

Mainstay Filing comes next since registration is $199, and nothing is billed for the registered agent until year two.

Three years here run $100 above TX Registered Agent.org.

From year two, expect $149 a year for the registered agent.

What is bundled

  • Out-of-state registration, filed
  • Registered agent, included for year one
  • No change in price by state

Pluses

  • Set for the next state you add
  • Registered agent costs nothing in year one
  • $199 plus state fee

Downsides

  • Agent renews at $149, $50 over TX Registered Agent.org
#3 For Texas

3. Texas Registered Agent.ai: best for a second in-state filer

$199 plus the state fee; then $99 a year

Texas Registered Agent.ai is number 3, because the fee is $199 with the first year of agent service thrown in, then $99 annually.

TX Registered Agent.org charges the same, which makes this a near tie.

What is bundled

  • State registration done
  • A first year of agent service

Pluses

  • Agent covered in year one
  • Service fee $199
  • Agent renews at $99

Downsides

  • A second provider for the home state

Numbers at a glance

#CompanyStart priceRenewalThree-year costPrice buys
1 TX Registered Agent.org $199$99/yr$397state registration done; A first year of agent service Go to TX Registered Agent.org Partner link. We may earn money if you buy.
2 Mainstay Filing $199$149/yr$497Out-of-state registration, filed; registered agent, included for year one; no change in price by state Go to Mainstay Filing Partner link. We may earn money if you buy.
3 Texas Registered Agent.ai $199$99/yr$397state registration done; A first year of agent service Go to Texas Registered Agent.ai Partner link. We may earn money if you buy.

Prices as of November 13, 2026. The state's own fees are in the checklist below.

What people ask here

When does an LLC from elsewhere have to register?

The sequence is register first, then do business in Texas.

An unregistered LLC may face the state's courts stay closed to its claims (BOC 9.051(b)).

comptroller.texas.gov | October 2026 | verified

What are the fees to register?

The state's registration fee is $750, and a service costs $199 more.

By year three the state has collected $750. sos.state.tx.us | October 2026 | verified

What is the application called?

You file the Application for Registration of a Foreign Limited Liability Company (Form 304), and the Texas Secretary of State receives it.

No good standing certificate is needed.

Is there a recurring filing?

The Public Information Report, at no fee.

The deadline, per the state: May 15.

What put the top pick on top?

TX Registered Agent.org is strongest on three-year price, which counts 36% in our ranking.

The two heavy tests are three-year price (36%) and paperwork covered (29%); three lighter tests follow.

$397 for three years at TX Registered Agent.org is $100 below Mainstay Filing.

Read the process

Texas: the requirements, cited

QuestionReplyProof
Registration fee $750sos.state.tx.us | October 2026 | verified
Home-state certificate Not neededcomptroller.texas.gov | October 2026 | verified
State fees, first three years $750Rows above, added

The bottom line adds up the filing fee, the reports for years two and three and the minimum tax if there is one. A cost with no set price, like a newspaper notice, is left out of the sum.

Short Q&A

Do both states require an agent?

Each state applies its own rule, so your home state still needs an agent. A provider active in every state, such as Mainstay Filing, covers both.

What does each charge over three years?

Three-year costs are TX Registered Agent.org, $397; Mainstay Filing, $497; Texas Registered Agent.ai, $397 (services only).

Are the fees official?

Official Texas documents supply the state fees, and the companies' own price pages supply the service fees. Every figure carries a date.

Do I need outside help?

You can file yourself if you meet the rules on this page, and the state charges what it charges either way.

Who submits the registration?

Yes, filing is part of what each of these companies sells, and the state fee is a constant.

Who ranks first in Texas?

TX Registered Agent.org first: its service fees reach $397 over three years. Mainstay Filing and Texas Registered Agent.ai follow.

Next stop

Where each fact comes from

  1. comptroller.texas.gov | Texas yearly filing: Annual report | October 2026
  2. statutes.capitol.texas.gov | Texas report due date | August 2026
  3. sos.texas.gov | Tex | August 2026
  4. sos.texas.gov | Texas registered agent statute | October 2026
  5. sos.state.tx.us | Texas Secretary of State, foreign | October 2026
  6. sos.state.tx.us | Form 304 instructions | October 2026
  7. statutes.capitol.texas.gov | Business Organizations Code, Chapter 9 | October 2026
  8. comptroller.texas.gov | Texas Comptroller, franchise tax | October 2026
  9. tcss.legis.texas.gov | Texas Business Organizations Code, Chapter | November 2026
  10. November 13, 2026 price read: TX Registered Agent.org pricing page
  11. November 13, 2026 price read: Mainstay Filing Texas service page
  12. November 13, 2026 price read: Texas Registered Agent.ai pricing page