Tax Deadline 2024 San Diego County Ca. 2024 estimated tax payments normally due on april 15, 2024. The california tax deadline extension covers tax filing and payment deadlines initially falling between january 21, 2024, and june 17, 2024.
The extension is automatically granted to taxpayers with addresses in the disaster area, which includes san diego county. Jun 16, 2024 / 11:48 pm pdt.