Siebel Order Management Guide > Integrating Order Management with Third-Party Taxation Applications > Customizing Taxware Integration >

Calling the Tax Calculator Business Service from Other Places in Siebel eSales

You can call a business service from any of the following:

• Button, if the applet the button is in is of the CSSBCBase class
• Workflow
• Script, either Siebel eScript or Siebel VB

For information on configuring applications and calling business services, see Using Siebel Tools.

To call the Tax Calculator business service

1. Use the GetService() method to get an instance of the business service.
2. Use Service_InvokeMethod() to invoke a method of the business service.
3. Use SetProperty() to pass values for the business service method arguments that need to be set.

   See Tax Calculator Business Service for the arguments of the CalculateTax method of the Tax Calculator Business Service.