Reference to the order-type used in the invoiced order. (registry indicates if the order-type reference origins from the supplier's or buyer's system)

invoic_Examples
 <property name="orderType" registry="Supplier" code="Z003">At Once</property> 
invoic_XPATH

/b24Message/invoice/item/property[@name="orderType"]

invoic_Required
No
invoic_Type
Text
invoic_Sort
3700