The Pay application helps you to accomplish all payroll related tasks and view pay information. You can view or edit your withholding elections.Complete Form W-4 so that your employer can withhold the correct federal income tax from your pay. Give Form W-4 to your employer. As employers, state agencies and institutions of higher education must deduct federal income tax (FIT) from the wages of a state officer or employee. Payroll Withholding Taxes. Filers in Dallas County can now e-file an Uncontested Divorce Without Children and Adult Name Changes through Guide and File! The Request for the Written Statement MUST be completed, notarized and sent to the Dallas. Thank you for your service to the public at the City of Dallas. This page contains information as you leave your employment with the City.