Corporate Income Tax Forms - 2019

NOTE: The April 15, 2020 due date for filing 2019 Maine Income Tax forms and payments has been extended to July 15, 2020. For More information, see March 2020 - #3 issue of the Maine Tax Alert.

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1120ME Corporate income tax form

• NEW 2019 Additional Worksheet to Report Certain "Other" Modifications to Maine Income Related to Federal Tax Law Changes Enacted After December 31, 2019 - NEW July 2020

Corporate income tax instructions - REVISED July 2020 

Form CR -- combined return for members of an affiliated group

Schedule NOL

Corporate unitary questionnaire

Corporate nexus questionnaire

2220ME Underpayment of estimated tax

• Annualized income installment worksheet for form 2220ME

1120EXT-ME Extension payment voucher

Worksheets for Tax Credits