Inventory commitment rules are set up in JDE preference master (data in F40306).

Preferences are assigned by item and branch according to the customer group.

Each customer is automatically assigned to a customer group which is allocated based on the customer default branch and customer type (cat code 3 or cat code 6 in address book)

Rules for customer group assignment are:

In the examples below, branch 310 is used. The following examples occur for each CH2 branch.