Federal W4 2025. This tax return and refund estimator is for tax year 2025 and currently based on 2025/2025 tax year tax tables. As soon as new 2025 relevant tax year data has been.
It tells the employer how much to withhold from an employee’s paycheck for taxes. This form requires you to provide information such as your expected filing status, family income from other jobs, number of dependents, and tax deductions you.