Maine Tax Portal Information

**The Maine Tax Portal Is Here**

The Maine Tax Portal is Ready for you today for all the following taxes: 

  • Blueberry Tax
  • Corporate Income Tax
  • Estate Tax
  • Fire Investigation and Prevention Tax
  • Franchise Tax
  • Health Care Provider Tax
  • Insurance Premium tax
  • Mahogany Quahog Tax
  • Cannabis Excise Tax
  • Non-Admitted Premiums Tax
  • Potato Tax
  • Railroad Excise Tax

Find out when the Maine tax Portal will be open for each tax type.  See the rollout schedule here.

Want to know more about the Maine Tax Portal?

Check out our Instructional videos
View some Frequently asked Questions 

In order to improve and increase the capabilities for taxpayers and practitioners, Maine Revenue Services is excited to announce the Maine Tax Portal.

The Maine Tax Portal will provide improved functionality and access for Maine people and integrate all taxes administered by Maine Revenue Services into a new, single online system.

Over the next couple of years we will continually add functionality for more taxes (see Frequently asked questions above) so check this page often for more information.  

Still have questions about the Maine Tax Portal? Send us an email to with “Portal” in the subject line.  You can also reach us by telephone at 207-624-9784 between the hours of 9 AM and 12 PM.


Register now for Business Tax Portal training, where you’ll learn: 

*When you can begin using the Maine Tax Portal for your business
*Exciting new features to make filing, paying, and managing state taxes faster and more convenient than ever
How to register a business (If you are a new business owner or first-time taxpayer)
*How to create a login (if your business is an established Maine taxpayer)
*How to set up account access between you and your business tax professional 


Taxes: Sales, Service Provider, Business Use
2022 Dates/Times: Thursdays (10-11:30am or 2-3:30pm)
August 11 & 25, September 8 & 22, October 6 & 20, November 3 & 17, December 8

Taxes: Withholding, Business Equipment Tax Reimbursement (BETR) 
2022 Dates/Times: Thursdays (10-11:30am or 2-3:30pm) 
August 18, September 1, 15, & 29; October 13 & 27; November 10, December 1 & 15 



Previous Webinars and info

*Zoom Video: Introducing the Maine Tax Portal!

*PDF: Q&A from Introduction webinar


Sales, Fuel and Special Tax Division
Webinar - Health Care Provider, Potato, Cannabis Excise 
Access Passcode: bF+*4!rB

Income Tax Division
Webinar - Corporate Income, Franchise, Insurance Premiums, Fire Investigations, Non-Admitted Premiums, Estate
Access Passcode: N2#&rftx