 Â Add | Adds an e-Books withholding tax category. |
| Â Delete | Deletes an existing e-Books withholding tax category. |
| Â Get | Retrieves an e-Books withholding tax category. The category is specified by its key, which is contained in the `EBooksWithholdingTaxCategoryParams` object passed to the method. |
| Â GetDataInterface | Creates an empty data structure for use with the `EBooksWithholdingTaxCategoriesService`. |
| Â GetDataInterfaceFromXMLFile | Creates an object from an XML file. |
| Â GetDataInterfaceFromXMLString | Creates an object from XML. |
| Â GetList | Returns the `EBooksWithholdingTaxCategoryParamsCollection` data collection that identifies all e-Books withholding tax categories. |
| Â Update | Updates an existing e-Books withholding tax category. |