CA 100S Information

Under California law, the S corporation is subject to a 1.5 percent tax on its net income and is a conduit similar to a partnership.

Link to official form info:

Link to official form info for 100S

Tax Reminder works year round to keep official tax form info up-to-date for California and the rest of the USA. The IRS and states change their forms often, so we do the hard work for you of figuring out where the official form info is located.

To access the official link to form CA 100S and get reminded when it's due, sign up for a free Tax Reminder account:

  • Upcoming Due Dates in the Next Year:*
  • Friday Mar 15, 2024
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    * Due dates are based on the filing requirements for this form and may vary depending on your tax year.

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