What Casey's General Stores expects in the 855
Casey's General Stores trades on X12 4010 over AS2. Casey's General Stores's 855 follows the standard X12 layout — no partner-specific companion-guide quirks are curated for this document yet. The certified base map covers the standard requirements, and validation still runs against the 855 spec before anything transmits.
How EDISQ maps it
The certified Casey's General Stores 855 map loads when you enable the partner — fields auto-map from NetSuite, QuickBooks, Dynamics, and 33 other systems, validation runs against Casey's General Stores's spec before transmission, and the sandbox replays Casey's General Stores test scenarios until everything passes.
Common rejection reasons
Nearly all 855 rejections trace to reference data, not syntax: identifiers that don't match Casey's General Stores's cross-references, echoed fields dropped from the original PO, or timing that misses the program window. EDISQ flags each before Casey's General Stores ever sees the document.
Sample Casey's General Stores 855
A representative 855 interchange addressed to Casey's General Stores — envelope, body segments, and control totals:
1ISA*00* *00* *ZZ*ACMESUPPLY *ZZ*CASEYSGENERALST*260101*1200*U*00401*000000001*0*P*>~ 2GS*PR*ACMESUPPLY*CASEYSGENERALST*20260101*1200*1*X*004010~ 3ST*855*0001~ 4BAK*00*AC*PO12345*20260101~ 5PO1*1*24*EA*9.75**UP*012345678905~ 6ACK*IA*24*EA~ 7PO1*2*12*EA*14.50**UP*012345678912~ 8ACK*IA*12*EA~ 9CTT*2~ 10SE*8*0001~ 11GE*1*1~ 12IEA*1*000000001~
FAQ
Which 855 version does Casey's General Stores use?
X12 4010, delivered over AS2. The certified map tracks Casey's General Stores's current companion guide.
How do I test a Casey's General Stores 855?
The sandbox generates realistic Casey's General Stores 855 scenarios against your live mapping — free, unlimited, invisible to Casey's General Stores.
What does it cost?
Per document only: first 25/month free, then from $0.50, decreasing with volume. No partner or mapping fees.