Copy a rule when you want to use an existing rule as a template. You can copy rules only within the same operating unit.
In the Allocation Rule window, find an existing rule that you want to use as a template. See Finding and Viewing Allocation Rules.
Choose Copy To.
Enter a new name and optional description, and then choose OK.
You see the new rule in the Allocation Rule window.
Change the attributes of the rule as needed. See: Deleting or Modifying Allocation Rules.
Save your work.