Tax Filing Deadline 2024 San Diego County. 2023 contributions to iras and health savings accounts for eligible taxpayers. San diego county individuals and businesses impacted by severe storms and flooding that began on january 21, 2024, qualify for an extension to file, and pay taxes until.
This means, for example, that the june 17, 2024, deadline will now apply to: Individual income tax returns and payments normally due on april 15, 2024.