California Tax Brackets 2025 2025. 27, 2025, is the earliest date the irs will begin processing 2024 tax returns, the agency said in a news release. Calculate your total tax due using the ca tax calculator (update to include the 2025/26 tax brackets).

Find prior year tax rate schedules using the forms and publications search. This tool is designed for simplicity and ease of use, focusing solely on income tax.