Complete el Formulario W-4 para que su empleador pueda retener la cantidad correcta del impuesto federal sobre los ingresos de su paga. Information about Form W4, Employee's Withholding Certificate, including recent updates, related forms and instructions on how to file.How to Pre-File for H-2A in Texas. Starting from October 16, 2019, you should complete your H-2A application using the Department of Labor's FLAG System. The following is a list of the required and optional documents that companies most commonly include in the new hire packet. A foreign entity is transacting business in Texas if it has an office or an employee in Texas or is otherwise pursuing one of its purposes in Texas. A W4 form, or "Employee's Withholding Certificate," is an IRS tax document that employees fill out and submit to their employers. Use Form I9 to verify the identity and employment authorization of individuals hired for employment in the United States. Learn how to fill out a W4 form with this updated indepth guide for 2025. Form W4 is a 4page Internal Revenue Service form comprised of the withholding certificate, worksheets, withholding tables, and instructions.