Maine LLC at a glance
| Formation document | Certificate of Formation (Form MLLC-6) |
| Filing office | Maine Secretary of State, Division of Corporations |
| State filing fee | $175 |
| Name reservation (optional) | $20 |
| Annual report | $85; due June 1 each year (the state's June 1 deadline notice covers entities on file as of December 31 of the prior year). Domestic LLC annual report (Form MLLC-13). Foreign LLCs pay $150. |
| Also know | Annual report ($85) is due every June 1 regardless of formation date; late reports carry a penalty that cannot be waived. Maine posts a 40-55 business day processing time for corporate filings. |
| State tax registration | Register with Maine Revenue Services (central registration application, online at revenue.maine.gov) for sales and use tax and income tax withholding. No fixed deadline is published |
| Registered agent | Required: a commercial registered agent (with a CRA public number) or a noncommercial agent with a physical Maine location (no PO box) who has consented to serve |
| Processing time | This is the state's posted processing time for business filings. Formation is a paper filing sent by mail. |
Your total with MFA
| Package | MFA fee | State fee | Due at formation |
|---|---|---|---|
| Formation | $150 | $175 | $325 |
| Formation + Business Setup | $249 | $175 | $424 |
| Complete Launch | $649 | $175 | $824 |
MFA fees are one-time and never renew. See what each package includes, or add monthly bookkeeping from $199/month.
Sources
- www.maine.gov/revenue/sites/maine.gov.revenue/files/inline-files/25_Central_reg_app_booklet%20.pdf
- www.maine.gov/sos/corporations-commissions/i-need-a-business-form/limited-liability-company-forms
- www.maine.gov/sos/news/annual-reports-business-and-nonprofit-entities-are-due-june-1-1
- www.maine.gov/sos/sites/maine.gov.sos/files/inline-files/mllc6.pdf
Facts checked against the official sources above as of October 20, 2026. State fees change; we confirm the current fee before invoicing. MFA is not a law firm and does not provide legal advice. We prepare and file formation documents based on the information you provide. Educational information, not tax or legal advice.