Form 100, 100S, 100W, or 100X - Franchise Tax Board - CA 2025

1. Click ‘Get Form’ to open it in the editor.
2. Begin by entering the taxable year at the top of the form. Specify if it's for a calendar year or a fiscal year by filling in the appropriate dates.
3. Fill in your corporation's name and California corporation number. If applicable, provide additional information such as your Secretary of State file number and address details.
4. Answer the questions regarding IRS filings and audits. This section helps clarify your corporation's tax situation.
5. Proceed to Part I where you will report net income, deductions, and any adjustments. Ensure accuracy as this affects your tax computation.
6. In Part II, calculate your tax based on net income and apply any relevant credits. Follow the instructions carefully to avoid errors.
7. Complete Parts III and IV for payments, overpayments, and any amounts due or refunds expected. Double-check all calculations.
8. Finally, sign and date the form in the designated area to validate your submission before saving or exporting it from our platform.

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