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Form an LLC in Maine

How to start an LLC in Maine.

What the state asks for, what it charges, and what to file after you form. Fees checked against official Maine sources in .

A yearly report due by June 1, and formation costs a bit more than most states.

Maine at a glance

State filing fee
$175
Certificate of Formation
Annual Report
$85
Every year
Filed with
Maine Secretary of State, Division of Corporations, UCC and Commissions
Operating agreement
Not required

Domestic LLCs pay $85 annually. Foreign LLCs pay $150. These are the state's own fees, separate from ours, and they can change. Confirm with the Maine Secretary of State, Division of Corporations, UCC and Commissions before you file.

Forming an LLC in Maine, step by step.

  1. 1

    Choose a name and check it

    Your name needs "LLC" or a similar designator and must be distinguishable from names on record. Search the Maine business database first.

  2. 2

    Appoint a registered agent

    Someone with a street address in Maine who accepts legal papers and official notices for the LLC. You can serve yourself or use a registered agent service.

  3. 3

    File the Certificate of Formation

    File with the Maine Secretary of State, Division of Corporations, UCC and Commissions. The state fee is $175.

  4. 4

    Write an operating agreement

    Not required. Either way it sets ownership, money, and decisions in writing. See the operating agreement guide.

  5. 5

    Get an EIN

    The business's federal tax ID, free from the IRS. Our EIN assistance can prepare it.

  6. 6

    Register for sales tax if you sell taxable items

    Maine issues a Retailer Certificate through the Maine Revenue Services. Check local licenses too.

  7. 7

    File your Annual Report

    Every year: june 1 annually, beginning the calendar year after formation. The fee is $85.

General information, not legal or tax advice. State rules and fees change; this page was last checked in October 2026. YaH Brands is not a law firm or an accounting firm.

Forming in Maine? We prepare and file it, keep track of the follow-ups, and a real person answers when you call.

Services for this step

Every service is available on its own. Add only what your business needs.

Maine LLC questions

  • The state filing fee for the Certificate of Formation is $175. Plan for ongoing costs too, including the Annual Report fee of $85. Domestic LLCs pay $85 annually. Foreign LLCs pay $150.

  • Yes. Maine requires a Annual Report every year. The fee is $85, due june 1 annually, beginning the calendar year after formation.

  • Not required. Having one is still a good idea for any LLC, and banks often ask for it.

  • Yes. Every Maine LLC must keep a registered agent with a physical address in the state to accept legal papers and official notices.