Have questions about the Maine Tax Portal? Send us an email to taxpayerassist@maine.gov with "Portal" in the subject line.
You can also reach us by telephone at 207-624-9784.
Maine Tax Portal Login FAQ's Instructional Guides Payroll Service Provider/Bulk Filer Information Tax Professionals
Need Help Using the Maine Tax Portal?
Maine Revenue Services has created online training to help businesses, individuals, and tax professionals learn how to use the Maine Tax Portal to file, pay, and manage taxes.
Free Tax Practitioner Webinar: Forms 700-SOV & 706ME. Join us on August 18, 2026 from 10am to 11am. Click here for info: https://www.maine.gov/revenue/mtpwebinarschedule
Recordings of past webinars are available for viewing on the website.