Income Tax Deadline 2024 California. Here's a list of states with irs tax deadline extensions for 2023 federal income tax returns (normally filed in early 2024) and other details you need to know if. California has nine state income tax rates, ranging from 1% to 12.3%.

California tax extension 2024 deadline. The due date to file your california individual or fiduciary income tax return and pay any balance due is april 15, 2024.