Form W4 Overview. Fill Out a W-4 Form W-4 related links to better manage your Tax Withholding Instructions & Tips to Help You Fill Out & Submit a W-4 Form W-4 Form is Your Paycheck Based Tax Withholding Form. Manage Your Tax Return Results Now. Let us Help You with Form W4. Create Your W-4 Form Now. Sign and eFile Your Form Now Create Your W-4 Form Now on eFile.com. Use One of Four Free eFile W-4 Creators to Fill In, Email, Download, and Print Your Complete W-4 Form. Paycheck Calculator to Determine Your Tax Home Pay Paycheck Calculator for Take Home Pay and Tax Withholding. Estimate or enter your actual Pay Period Income. Pay Stub Estimate. Can You Get a Refund Without Withholding Taxes? See Examples Your Federal IRS Tax Withholding Based on Your Income, Filing Status, and Number of Dependents. Calculate a W4 Per Job and Tax Return. A Large Tax Refund Is Often the Result of Too Much Withholding Did You Know That A Large Tax Refund from the IRS or State Could Result In a Self-Imposed Financial Penalty? See How to Increase Your Paycheck. How To Fill Out and Submit A W-4 Form to Your Employer How to fill out a W-4 for Work? Your 2025 Tax Withholding is important to manage your Tax Return. Optimize Tax Withholding. Keep your Refund low Tax Withholding W4 Forms by States for Employees to Submit State Tax Withholding W4 Forms. Select a State and Complete the Form. Use the State Income Tax Calculator and Estimator. Fill out W4 Forms online TurboTax® is a registered trademark of Intuit, Inc. H&R Block® is a registered trademark of HRB Innovations, Inc.