After creation of the invoice, run the program 'Service Contracts Fetch Receivables Info for Billing Program'. This program updates the customer's contract with the AR invoice information. The invoice number and tax appear in the billing details. Few basic invoice information (with out the invoice number) like amount and date appears in contract even before running this program. The basic payment information also appears in contact before running this program.

To run the program, navigate to Requests, and then select Run. The Submit a New Request window appears.
1. Select Single Request, and click OK. The Submit Request window appears.
2. In the Name field, select Service Contracts Fetch Receivables Info for Billing. Click OK.
3. In the Submit Request window, click Submit Request.