Form 3555 california-2026

1. Click ‘Get Form’ to open it in the editor.
2. Begin by entering your California corporation number and the corporation name at the top of the form. Ensure that your current address and phone number are accurately filled out.
3. Provide the date your business commenced in California, along with your federal employer identification number. If applicable, indicate when your business ceased operations.
4. Fill in the latest income period for which a California tax return has been filed, including the date it was filed.
5. Address any IRS activity by selecting 'Yes' or 'No' for questions regarding redetermination of income tax liability and current examinations. If applicable, provide details on involved years.
6. Complete Sections A or B based on whether an individual or trust is assuming tax liability. Fill in all required fields including names, addresses, and signatures.
7. If necessary, complete the financial statement section to detail assets and liabilities as required for individual or entity assumptions.

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