When are california state taxes due?

Last day to file your 2017 Personal Income Tax return with an automatic extension. We assess penalties and interest on any unpaid tax from the original due date of April 15, 2018. When the due date falls on a weekend or holiday, the deadline to file and pay is extended to the next business day. read more

Furthermore, every corporation that is doing business in California, or incorporated in California, or registered to do business in California with the Secretary of State, must pay the annual minimum franchise tax of $800. read more

State Tax Filing Deadlines - Due Dates for State Income Tax Returns and Tax Extensions. Use the table below to check the due dates for state tax returns and tax extensions. read more

The exact property tax levied depends on the county in California the property is located in. Marin County collects the highest property tax in California, levying an average of $5,500.00 (0.63% of median home value) yearly in property taxes, while Modoc County has the lowest property tax in the state, collecting an average tax of $953.00 (0.6% of median home value) per year. read more