What is selection rule in SAP PP-MRP - Material Requirements Planning?

SAP Term: selection rule

• Component: PP-MRP

• Component Name: Material Requirements Planning

• Description: A rule, consisting of a group of MRP elements and stocks, that controls the selection of this data in the stock and requirements list and the planning table for Repetitive Manufacturing: Only the MRP elements defined in the selection horizon are displayed for the period. Only the MRP elements selected in the selection rule are displayed. Of the MRP elements displayed, only those indicated as relevant for availability in the selection rule are used to calculate the quantity available and the ranges of coverage. Only the stocks defined in the selection rule are included in the calculation of the stock available. This forms a new business view of data in the lists.

Smart SAP Assistant

• Key Concepts: 
  A selection rule in SAP PP-MRP (Material Requirements Planning) is a set of criteria used to determine which materials are needed for a particular production order. Selection rules are used to define the quantity and timing of material requirements for a production order. 
  
  How to use it: 
  Selection rules can be created in the SAP system by going to the “Material Requirements Planning” (MRP) tab in the “Production Planning” module. Once there, select the “Selection Rules” option and create a new selection rule. The selection rule can then be assigned to a production order. 
  
  Tips & Tricks: 
  When creating selection rules, it is important to consider the timing of material requirements and the quantity of materials needed. It is also important to consider any special requirements that may be necessary for a particular production order. 
  
  Related Information: 
  For more information on selection rules in SAP PP-MRP, please refer to the SAP Help documentation or contact your local SAP support team.