3 Best Foreign Registration Services in Maryland (2026): Who to Ask First
In Maryland for 2026, our answer on foreign registration services is Maryland Registered Agent.co ($199), Mainstay Filing ($199) and MD Registered Agent.org ($199), ranked from first to last. The state fee is $100, the same for everyone, and three years of service fees run $397 to $497.
Answered by the Ask About LLC editorial team ·
Four quick answers
State fee to register
$100
Home-state certificate?
Yes (60 days old at most)
Once registered
$300, Business Entity Annual Report and Personal Property Return, Form 1
Who to ask
Maryland Registered Agent.co, Mainstay Filing then MD Registered Agent.org
Our Maryland answer, best first
The order follows our five questions: three-year cost first, then how much the price covers.
1Ask this one first
1. Maryland Registered Agent.co: best for registering in one place
$199 plus the state fee, then $99 a year
Maryland Registered Agent.co is the one to ask first in Maryland because it charges $199 with the first year of agent service included, then $99 annually.
Yes, it costs less than Mainstay Filing over three years, and cost is the question we weigh most.
What the price covers
Maryland registration filing
A year of agent service to start
Good news
Agent renews at $99 afterward
$199 plus the state fee
First-year agent service is covered
The catch
Serves Maryland alone, so the home state needs another agent
Service fees only, from each company's prices on November 13, 2026. State fees are the same whichever you pick.
What owners want to know
When must an out-of-state LLC register here?
An LLC formed in another state registers with the Maryland State Department of Assessments and Taxation (SDAT), Charter Division first, then does business in Maryland.
Skip it and the LLC may face the state's courts will not hear its claims (4A-1007(a)).
Registering costs $100 at the state, plus $199 if you hire help.
By year three the state will have collected $700. looked up at mgaleg.maryland.gov in October 2026 to confirm
What registers the LLC?
Send the Limited Liability Company Registration (For non-Maryland Limited Liability Company) to the Maryland State Department of Assessments and Taxation (SDAT), Charter Division; the registration is complete when it accepts the filing.
Enclose written proof of existence from the home state, equivalent to a certificate of good standing dated no earlier than 60 days.
What do I owe once the LLC is registered?
Afterward comes a Business Entity Annual Report and Personal Property Return, Form 1 at $300.
When the filing is due, per the state: April 15.
What put number one on top?
Maryland Registered Agent.co does best on what you pay over three years, which carries 33% of our score.
Two questions carry most of the weight, what you pay over three years (33%) and chores the price takes care of (29%), and three smaller ones follow.
Three years at Maryland Registered Agent.co cost $397, $100 less than Mainstay Filing.
You can check the total by hand: take the filing fee, add two reports and any minimum tax. Costs that have no set amount are left for the text to explain.
Questions people also ask
Do I still need an agent in my home state?
Yes, and the two states do not share a rule book. Mainstay Filing works in both, so one account can cover the home state and this one.
How do the three-year totals compare?
For three years you would pay $397 at Maryland Registered Agent.co, $497 at Mainstay Filing, $397 at MD Registered Agent.org, before state fees.
Where do these numbers come from?
Official Maryland sources back the state side, and posted company prices back the service side.
Do I have to use a service?
Not at all. The state takes filings from owners directly. A service just saves you time, and it can double as your agent.
Will a service file the registration for me?
Yes, filing is part of what each company on this page sells, and the state's fee is identical whoever sends it.
Who should I ask first about a foreign registration service in Maryland?
Maryland Registered Agent.co, because three years of its service fees come to $397. After that, Mainstay Filing and MD Registered Agent.org.
Where did we look this up?
Our answer on Maryland State Department of Assessments rests on dat.maryland.gov, a page we confirmed August 2026 and still point you to
Our answer on Maryland State Department of Assessments rests on dat.maryland.gov, a page we confirmed August 2026 and still point you to
Our answer on Maryland report due date rests on dat.maryland.gov, a page we confirmed August 2026 and still point you to
Our answer on Md rests on mgaleg.maryland.gov, a page we confirmed August 2026 and still point you to
Our answer on Maryland formation fee: Filing fee rests on mgaleg.maryland.gov, a page we confirmed October 2026 and still point you to
Our answer on Maryland formation fee: Filing fee rests on egov.maryland.gov, a page we confirmed October 2026 and still point you to
Our answer on Maryland registered agent statute rests on mgaleg.maryland.gov, a page we confirmed October 2026 and still point you to
Our answer on Maryland Business Express rests on egov.maryland.gov, a page we confirmed October 2026 and still point you to
Our answer on Corporations and Associations § 4A-1002 rests on mgaleg.maryland.gov, a page we confirmed October 2026 and still point you to
Our answer on Corporations and Associations § 4A-1009 rests on mgaleg.maryland.gov, a page we confirmed October 2026 and still point you to
Our answer on Corporations and Associations § 4A-1007 rests on mgaleg.maryland.gov, a page we confirmed October 2026 and still point you to
Our answer on Tax-Property § 11-101, annual report rests on mgaleg.maryland.gov, a page we confirmed October 2026 and still point you to
The Maryland Registered Agent.co pricing page, as it stood on November 13, 2026
The Mainstay Filing Maryland service page, as it stood on November 13, 2026
The MD Registered Agent.org pricing page, as it stood on November 13, 2026