Form online 2026

1. Click ‘Get Form’ to open it in the editor.
2. Begin by entering the tax year information. For calendar year filers, input '01-01-2024' for the start date and '12-31-2024' for the end date.
3. Fill in the partner's details including name, taxpayer identification number, and address. Ensure accuracy as this information is crucial for processing.
4. Select the type of partner from the provided options (e.g., Individual resident, S corporation). Only fill in one option.
5. If applicable, complete sections A1 and A2 regarding non-resident partners or disregarded entities by providing necessary details.
6. Continue filling out financial information such as Massachusetts ordinary income or loss, guaranteed payments, and any other relevant deductions.
7. Review all entries for accuracy before submitting. Utilize our platform’s features to save your progress if needed.

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