JavaScript must be enabled in order to use this site.Please enable JavaScript in your browser and refresh the page. Key Convert Withholding Codes Form Use the Key Convert Withholding Codes form to change one or more withholding codes throughout Deltek. Related Topics: Display the Key Convert Withholding Codes Form You display the form in Utilities. Toolbar of the Key Convert Forms The toolbar options are common across all of the key conversion forms. Contents of the Key Convert Withholding Codes Form Select the withholding codes to combine or change. Parent Topic: Fields and Options