Availability Check in Delivery

Availability check in SAP Delivery is initiated during creation and check is done for the picking date. The check is carried out on the same criteria as in Sales order processing. Availability check at delivery level is carried out for following reasons. Check may not have done for items at order level and hence needs to be done at delivery stage. Although check may have been carried out in order the availability situation may have changed due to various unknown reason. Dynamic check at this stage would ensure correct status in termsof availability so that further actions after delivery i.e. Picking, Packing etc are not affected.

Control elements for availability are same as in sales documents

• Checking Group
  Checking group specifies in combination with checking rule the scope of availability check. It is maintained in material masterin Plant view and copied on to sales documents.
• Checking Rule
  A Checking rule is assigned to each transaction and in combination with checking group define what movements are considered for availability check. These are predefined in system
• Delivery Item category
  Additional check exists at delivery item category level to control if availability should be checked or not.

Prerequisites

Following prerequisites need to be fulfilled for availability check to take place

• Control elements in Sales and Distribution are maintained in customizing and assigned.
• Availability check switched on at requirement class and deliveryitem category level.
• Plant should be defined at document item level.
• Checking group should be maintained in material master on Sales/plant screen in Availability check field.

Scope of Check

Elements that can be included in availability check are

• Stock
  • Safety Stock
  • Stock in Transfer
  • Quality Inspection stock
  • Blocked Stock
• Inward/Outward movement of goods
  • Purchase orders and requisitions
  • Planned orders and Production orders
  • Reservations
  • Dependent requirements
  • Sales and Delivery requirements

The elements that need to be included depend on the scenario for which availability check is being set.

Process Flow

System determines date for availability check on basis of earliest material availability date of all schedule lines in delivery.

If there is insufficient stock following is system behavior

• Sufficient quantity of material not available by material availability date, a delivery quantity ‘0’is entered in delivery. If item category of delivery permits ‘0’quantity then it would be included else item would not be allowed in delivery.
• Quantity available of material is lower than order quantity, system would enter available quantity as delivered quantity and order would get updated accordingly. If partial delivery is not allowed, this would be noted in delivery creation log.