The EDI 846 communicates inventory levels, stock availability, and warehouse locations. Retailers use it to monitor supplier inventory and trigger automatic replenishment orders.
BIA
Beginning Segment — query type, report type, date
LIN
Item Identification — UPC, item number, buyer item number
QTY
Quantity — on-hand, available, committed, in-transit
DTM
Date/Time Reference — as-of date for inventory snapshot
W04
Item Detail — description and warehouse code
Typically sent on a daily scheduled basis. Downstream triggers: automatic PO generation, safety stock alerts, and drop-ship availability checks.
QTY01 qualifier determines the meaning of QTY02. Common qualifiers: QH = Quantity on Hand, AU = Available for Sale. Mixing qualifiers causes inventory sync errors.