How Long Is Irs Tax Extension 2024 California. You must file your request by the april tax filing due date to get the. Washington — california storm victims now have until may 15, 2023, to file various federal individual and business tax returns and make tax payments, the.

The deadline is october 15, 2024. The start date for the 2025 tax season is yet to be announced, but it is likely to be in late january based on previous years’ trends.