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Number Assignment for Processing Direction
Customer/Vendor to BP 
The selected account group of the customer/vendor master record determines the number assignment of the business partner to be created.
If you create the customer/vendor and the business partner, the following combinations and necessary activities can result relating to the selected account group of the customer/vendor and the number assignment of the business partner:
Number Assignment when Creating the Customer/Vendor and the Business Partner
Selected Account Group |
Activity |
You have selected an account group with internal number assignment to which a business partner grouping with internal number assignment is assigned. |
The system automatically generates the customer/vendor number and the business partner number. |
You have selected an account group with internal number assignment to which a business partner grouping with external number assignment is assigned. The number equivalence has been activated. |
The system specifies the automatically selected customer/vendor number as the business partner number for business partner processing. |
You have selected an account group with external number assignment to which a business partner grouping with internal number assignment is assigned. |
You manually enter the customer/vendor number to be used in customer/vendor processing. The system automatically generates the business partner number. |
You have selected an account group with external number assignment to which a business partner grouping with external number assignment is assigned. The number equivalence has been activated. |
You manually enter the customer/vendor number to be used in customer/vendor processing. The system automatically specifies the selected customer/vendor number as the business partner number for business partner processing. |

The necessary assignment of the account groups of the customer/vendor master record and the business partner grouping is defined in Customizing for master data synchronization in the following IMG activities:
· Define Number Assignment for Direction Customer to BP
· Define Number Assignment for Direction Vendor to BP
