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Make edits, fill in missing information, and update formatting in US Legal Forms—just like you would in MS Word.

Download a copy, print it, send it by email, or mail it via USPS—whatever works best for your next step.

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If this form requires notarization, complete it online through a secure video call—no need to meet a notary in person or wait for an appointment.

We protect your documents and personal data by following strict security and privacy standards.
All California S corporations and LLCs companies treated as S corporations for federal, should file Form 100S (California S Corporation Franchise or Income Tax Return).
The primary purpose of Form 355S is to report the income, deductions, gains, losses, and other information required for S Corporations in Massachusetts. This form allows S Corporations to comply with state tax laws and ensure accurate reporting of their financial activity.
Steps Call IRS at 1-800-829-4933. Press option 1 for "English." Press option 7 for "Other Questions." Press option 2 for "Submitted forms or Tax History." Press option 1 for "Questions about Corporate." After you get connected to an agent, they'll verify your identity/ownership.
For detailed formation steps, see our Massachusetts Corporation formation guide. Step 1 – Name Your Massachusetts Corporation. Step 2 – Appoint Directors. Step 3 – Choose a Massachusetts Registered Agent. Step 4 – File the Massachusetts Articles of Organization. Step 5 – Create Corporate Bylaws.