Changing the Supplier and Account number

If you change Supplier, you need to update the Account number and the Contract in Sigma.

Open Estate Management Activity

• Search for, and highlight the Site, Account or Supply Point using the Data Selector 
• Click on the Supply Point Tab 
• Highlight the Supply Point
• Check that the old Account number shows in the Related Items section
• Click Change Contract

The Change Contract popup appears

• Change the date to the date you want the Account number changed
• Change the Contract from the dropdown 
• Enter the new Account number 

Notice that the Related Items section refreshes to show the new Account number 
(along with the previous Account number(s)