In some cases, the work order release mechanism needs to be controlled for an item because engineering changes must be completed before the order can be released into the manufacturing process.

You can prevent such an item from inadvertently reaching the shop floor on a work order by setting up a status code in Item Status Code Maintenance (1.1.5) that is restricted for the ADD-WO transaction. Then enter that code in the Status field in Item Master Maintenance (1.4.1) or Item Data Maintenance (1.4.3).

In Work Order Maintenance (16.1), you cannot enter an order or change the work order status of an MRP planned order for an item with a restricted item status code. Additionally, the following programs display an error message if you attempt to release or update the status on a work order for such an item: