What is effectivity start in SAP MFG-ME - SAP Manufacturing Execution?

SAP Term: effectivity start

• Component: MFG-ME

• Component Name: SAP Manufacturing Execution

• Description: The date when the engineering change order is to start being implemented.

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• Key Concepts: 
  Effectivity start is a term used in SAP Manufacturing Execution (MFG-ME). It is the date when a production order becomes effective and can be used for production. This date is set when the production order is created and can be changed at any time. 
  
  How to use it: 
  The effectivity start date is set when the production order is created. It can be changed at any time by going to the production order and selecting the “Change” option. The new effectivity start date will then be applied to the production order. 
  
  Tips & Tricks: 
  It is important to keep track of the effectivity start date for each production order, as this will determine when the order can be used for production. It is also important to ensure that the effectivity start date is set correctly, as this will ensure that the production order is valid and can be used for production. 
  
  Related Information: 
  For more information on effectivity start dates in SAP Manufacturing Execution (MFG-ME), please refer to the SAP Help documentation.