Tax Deadline 2024 San Diego Ca. Individuals and businesses with their principal residence or place of business in san diego county will have until june 17, 2024, to file certain california individual and business tax. Affected taxpayers in san diego county have until june.

Affected taxpayers in san diego county have until june. Residents of san diego county have until june 17, 2024 to file their taxes in lieu of april 15 after the irs offered tax relief following the january floods.