Skip Maine state header navigation

Agencies | Online Services | Help

Skip First Level Navigation | Skip All Navigation

Home > Income/Estate Tax > Corporate Income Tax

Income/Estate Tax

Corporate Income Tax

Maine imposes an income tax on all entities organized as corporations (except S corporations) and that have Maine-source income. The corporate income tax is graduated, with rates ranging from 3.5% (for income up to $25,000) to 8.93% (for income in excess of $250,000).

Current Year (2011) Forms
  These are forms due in 2012 on income earned in 2011.

Other Information

Guidance Documents

Pine Tree Development Zone Program

Corporate Income Tax FAQs

Quality Child Care Investment Credit FAQs

Email Questions

Contact Information:

P.O. Box 9107
Augusta, ME 04332-9107

Phone: 207-624-9670

Fax: 207-624-9694