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EDI Costco 990
X12 Outbound

Costco X12 990 Response to a Load Tender

X12 990 (Response to a Load Tender) is the EDI transaction exchanged between Costco and its trading partners. Stacksync handles full compliance, mapping, and real-time delivery.

Segments
7
Loops
0
X12 990
All partners ↗

Schema reference

7 segments · 0 loops · X12 990 Response to a Load Tender

ISA

ISA Interchange Control Header

GS

GS Functional Group Header

ST

Transaction Set Header

B1

Beginning Segment for Booking or Pick-up/Delivery

N9

Reference Identification

K1

Remarks

SE

Transaction Set Trailer

Costco EDI 990 FAQ

Common questions about 990 Response to a Load Tender with Costco.

What is X12 990 Response to a Load Tender?
X12 990 (Response to a Load Tender) is the EDI transaction set used to exchange response to a load tender data. Costco requires it from trading partners.
Does Costco require 990 for trading partners?
Yes — Costco supports X12 990 Response to a Load Tender. Stacksync handles the full integration so your team can focus on operations.
How fast can I integrate Costco 990 with Stacksync?
Most companies go live with Costco 990 on Stacksync in days. Pre-built mappings, no-code setup, and real-time monitoring make EDI compliance straightforward.

Ready to automate your Costco EDI?

Most teams go live in days, not months. Talk to our team and we'll walk you through your specific setup.