Maine Tax Portal File Upload Specifications & Instructions

NOTE:  Payments for Sales, Use, Service Provider, Income Tax Withholding, and Pass-Through Entity Withholding taxes should be made on the Maine Tax Portal ("MTP") at:  Payments for these tax types will no longer be allowable through Maine EZ Pay, as of May 31, 2023.

Maine Revenue Services does not accept magnetic media.

2023 MTP Withholding Specifications

2024 MTP Quarterly Specifications (PDF)

2023 MTP/MEETRS Quarterly Specifications (PDF)

2024 MTP Amended Quarterly Specifications (PDF)

2023 MTP/MEETRS Amended Quarterly Specifications (PDF)

Sample File (.txt)

W-3ME File Upload Specifications & Instructions

2023 W-3ME File Specifications (PDF)


1099/W-2G File Upload Specifications

2023 1099/W-2G Specifications (PDF)


W-2 File Upload Specifications

2023 W-2 Specifications (PDF)


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