Reducing Planned Independent Requirements and Individual Project Stock 
Use
When the production of a production lot is complete, the planned independent requirements are then reduced.
Features
The complete materials of the production lots are then classed as project stock. The individual project stock and the planned independent requirements are not reduced until the goods issue for the product is posted to a sales order or to a production order. The sales order or the production order, however, must have been created with reference to the production lot number (WBS element).
If you have created a network for a sales order, the planned independent requirements and individual project stock of the production lot are reduced if the goods issue is posted to the network.
The complete materials of the production lot remain as individual project stock until the production of the production lots has been completed and the materials have been transferred to the plant stock via