|You have to manually update the NI Category of the employee. To update or change the NI Category go to View / Edit Employee details under Employee section. Now click on View / Edit link of the concerned employee. Further click on the View / Edit NI Category details. Click on Edit link and change the NI category.
Please note, the NI category cannot be edited if the YTD is updated. You have to add a new NI category for that employee.