California State Tax Deadline 2024. 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. Residents and businesses in san diego county now have until june 17, 2024, to file certain california state individual and business tax returns and make tax payments originally due between.
Individual tax deadline for california 2024. Stay informed about tax regulations and calculations in california in 2024.