Qualifier values of 4237 in D95B
Prepaid/collect indicator, coded (an1..3)
Code indicating whether freight item amount is prepaid or to be collected.
Responsibility for payment of transport charges unknown at time of departure.
Third party to pay
A third party to pay the freight bill is known at the time of shipment.
Charges are (to be) collected from the consignee at the destination.
Charges are (to be) prepaid before the transport actually leaves.