The Marine Corps Exchange (MCX) 856 Ship Notice / ASN, explained

What Marine Corps Exchange (MCX) expects in the 856

Marine Corps Exchange (MCX) trades on X12 4010 over VAN. Beyond the base standard, watch these:

How EDISQ maps it

The certified Marine Corps Exchange (MCX) 856 map loads when you enable the partner — fields auto-map from NetSuite, QuickBooks, Dynamics, and 33 other systems, validation runs against Marine Corps Exchange (MCX)'s spec before transmission, and the sandbox replays Marine Corps Exchange (MCX) test scenarios until everything passes.

Common rejection reasons

Nearly all 856 rejections trace to reference data, not syntax: identifiers that don't match Marine Corps Exchange (MCX)'s cross-references, echoed fields dropped from the original PO, or timing that misses the program window. EDISQ flags each before Marine Corps Exchange (MCX) ever sees the document.

Sample Marine Corps Exchange (MCX) 856

A representative 856 interchange addressed to Marine Corps Exchange (MCX) — envelope, shipment→order→pack→item hierarchy, and control totals:

1ISA*00*          *00*          *ZZ*ACMESUPPLY     *ZZ*MARINECORPSEXCH*260101*1200*U*00401*000000001*0*P*>~
2GS*SH*ACMESUPPLY*MARINECORPSEXCH*20260101*1200*1*X*004010~
3ST*856*0001~
4BSN*00*SHIP0001*20260101*1200*0001~
5HL*1**S~
6TD1*CTN25*3****G*180*LB~
7TD5*B*2*UPSN*M~
8REF*BM*BOL000123~
9DTM*011*20260105~
10N1*ST*MARINE CORPS EXCHANGE (MCX) DC 5093*92*5093~
11HL*2*1*O~
12PRF*PO12345~
13HL*3*2*P~
14MAN*GM*00000123450000000017~
15HL*4*3*I~
16LIN**UP*012345678905~
17SN1**24*EA~
18CTT*4~
19SE*17*0001~
20GE*1*1~
21IEA*1*000000001~

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