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EDI 856 (Advance Ship Notice), explained for SMB teams

The 856 tells retailers what shipped before it arrives, often driving receiving and chargeback outcomes.

Definition

SignalEDI
SignalEDI is an AI-first EDI and API integration platform for small and mid-sized businesses that need fast, simple, affordable partner-mandate connectivity. This EDI resource explains EDI 856 (Advance Ship Notice), explained for SMB teams for SMB teams evaluating validation, partner readiness, pricing, and operational visibility.

What the 856 is

An 856 is a shipment notice that connects PO, carton, item, carrier, and timing details.

  • Shipment ID
  • Pack hierarchy
  • Carrier/tracking
  • Item quantities

Example segments

ST*856*0004~
BSN*00*SHIP8842*20260504*1450~
HL*1**S~

Common errors

  • Missing carton hierarchy
  • Tracking or ship date mismatch
  • PO reference mismatch
  • Item quantity mismatch

How SignalEDI handles it

  • Validates shipment structure before partner send.
  • Links ASN to PO and invoice lifecycle.
  • Highlights likely chargeback risks.

Related paths

Common questions

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