X12

Outbound

Walmart X12 810 Invoice

All Business Units

The EDI 810 Invoice is submitted to Walmart for payment processing. It must pass three-way matching against the original PO and ASN — mismatches in quantity, price, or item data can cause rejection and payment delays.

22segments

6loops

6mandatory

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← All Walmart transactions

Schema Reference

22 segments · X12 810 Invoice

ISA01 Authorization Information Qualifier

M ID 2-2

ISA02 Authorization Information

M AN 10-10

ISA03 Security Information Qualifier

M ID 2-2

ISA04 Security Information

M AN 10-10

ISA05 Interchange ID Qualifier

M ID 2-2

ISA06 Interchange Sender ID

M AN 15-15

ISA07 Interchange ID Qualifier

M ID 2-2

ISA08 Interchange Receiver ID

M AN 15-15

ISA09 Interchange Date

M DT 6-6

ISA10 Interchange Time

M TM 4-4

ISA11 Repetition Separator M MIN 1 MAX 1 ID: I65 Type is not applicable; the repetition separator is a delimiter and not a data element; this field provides the delimiter used to separate repeated occurrences of a simple data element or a composite data structure; this value must be different than the data element separator, component element separator, and the segment terminator ISA12 Interchange Control Version Number

M ID 5-5

ISA13 Interchange Control Number

M N0 9-9

ISA14 Acknowledgment Requested

M ID 1-1

ISA15 Interchange Usage Indicator

M ID 1-1

GS01 Functional Identifier Code

M ID 2-2

GS02 Application Sender's Code

M AN 2-15

GS03 Application Receiver's Code

M AN 2-15

GS04 Date

M DT 8-8

GS05 Time

M TM 4-8

GS06 Group Control Number

M N0 1-9

GS07 Responsible Agency Code

M ID 1-2

GS08 Version / Release / Industry Identifier Code

M AN 1-12

ST01 Transaction Set Identifier Code

M ID 3-3

ST02 Transaction Set Control Number

M AN 4-9

BIG01 Date

M DT 8-8

BIG02 Invoice Number

M AN 1-22

BIG03 Date

O DT 8-8

BIG04 Purchase Order Number

O AN 1-22

BIG07 Transaction Type Code

O ID 2-2

REF01 Reference Identification Qualifier

M ID 2-3

REF02 Reference Identification

C AN 1-50

N1 Loop Repeat: 200

N101 Entity Identifier Code

M ID 2-3

N102 Name

C AN 1-60

N103 Identification Code Qualifier

C ID 1-2

N104 Identification Code

C AN 2-80

N301 Address Information

M AN 1-55

N302 Address Information

O AN 1-55

N401 City Name

O AN 2-30

N402 State or Province Code

C ID 2-2

N403 Postal Code

O ID 3-15

N404 Country Code

C ID 2-3

ITD01 Terms Type Code

O ID 2-2

ITD02 Terms Basis Date Code

O ID 1-2

ITD03 Terms Discount Percent

O R 1-6

ITD05 Terms Discount Days Due

C N0 1-3

ITD07 Terms Net Days

O N0 1-3

ITD08 Terms Discount Amount

O N2 1-10

ITD12 Description

O AN 1-80

DTM01 Date/Time Qualifier

M ID 3-3

DTM02 Date

C DT 8-8

FOB01 Shipment Method of Payment

M ID 2-2

IT1 Loop Repeat: 200,000

IT102 Quantity Invoiced

C R 1-15

IT103 Unit or Basis for Measurement Code

C ID 2-2

IT104 Unit Price

C R 1-17

IT106 Product/Service ID Qualifier

C ID 2-2

IT107 Product/Service ID

C AN 1-48

IT108 Product/Service ID Qualifier

C ID 2-2

IT109 Product/Service ID

C AN 1-48

IT110 Product/Service ID Qualifier

C ID 2-2

IT111 Product/Service ID

C AN 1-48

IT112 Product/Service ID Qualifier

C ID 2-2

IT113 Product/Service ID

C AN 1-48

IT114 Product/Service ID Qualifier

C ID 2-2

IT115 Product/Service ID

C AN 1-48

IT116 Product/Service ID Qualifier

C ID 2-2

IT117 Product/Service ID

C AN 1-48

IT118 Product/Service ID Qualifier

C ID 2-2

IT119 Product/Service ID

C AN 1-48

IT120 Product/Service ID Qualifier

C ID 2-2

IT121 Product/Service ID

C AN 1-48

IT122 Product/Service ID Qualifier

C ID 2-2

IT123 Product/Service ID

C AN 1-48

IT124 Product/Service ID Qualifier

C ID 2-2

IT125 Product/Service ID

C AN 1-48

PID Loop Repeat: 1,000

PID01 Item Description Type

M ID 1-1

PID03 Agency Qualifier Code

C ID 2-2

PID04 Product Description Code

C AN 1-12

PID05 Description

C AN 1-80

PO401 Pack

O N0 1-6

PO414 Inner Pack

O N0 1-6

SAC Loop

SAC01 Allowance or Charge Indicator

M ID 1-1

SAC02 Service, Promotion, Allowance, or Charge Code

C ID 4-4

SAC05 Amount

O N2 1-15

SAC06 Allowance/Charge Percent Qualifier

C ID 1-1

SAC07 Percent, Decimal Format

C R 1-6

SAC08 Rate

O R 1-9

SAC09 Unit or Basis for Measurement Code

C ID 2-2

SAC10 Quantity

C R 1-15

SAC12 Allowance or Charge Method of Handling Code

O ID 2-2

TDS01 Amount

M N2 1-15

TXI01 Tax Type Code

M ID 2-2

TXI02 Monetary Amount

C R 1-18

TXI03 Percentage as Decimal

C R 1-10

TXI04 Tax Jurisdiction Code Qualifier

C ID 2-2

TXI05 Tax Jurisdiction Code

C AN 1-10

TXI08 Dollar Basis For Percent

O R 1-9

TXI09 Tax Identification Number

O AN 1-20

CAD01 Transportation Method/Type Code

M ID 1-2

CAD04 Standard Carrier Alpha Code

C ID 2-4

CAD05 Routing

C AN 1-35

CAD07 Reference Identification Qualifier

O ID 2-3

CAD08 Reference Identification

C AN 1-50

SAC Loop

SAC01 Allowance or Charge Indicator

M ID 1-1

SAC02 Service, Promotion, Allowance, or Charge Code

C ID 4-4

SAC05 Amount

O N2 1-15

SAC06 Allowance/Charge Percent Qualifier

C ID 1-1

SAC07 Percent, Decimal Format

C R 1-6

SAC08 Rate

O R 1-9

SAC09 Unit or Basis for Measurement Code

C ID 2-2

SAC10 Quantity

C R 1-15

SAC12 Allowance or Charge Method of Handling Code

O ID 2-2

ISS Loop

ISS01 Number of Units Shipped

C R 1-10

ISS02 Unit or Basis for Measurement Code

C ID 2-2

ISS03 Weight

C R 1-10

ISS04 Unit or Basis for Measurement Code

C ID 2-2

CTT01 Number of Line Items

M N0 1-6

SE01 Number of Included Segments

M N0 1-10

SE02 Transaction Set Control Number

M AN 4-9

How It Works

Automating Walmart EDI 810

Stacksync validates, transforms, and delivers your 810 transactions automatically — so your team can focus on operations, not EDI compliance.

Validate

Transform

Route

Monitor

Stacksync auto-generates 810 Invoices from your billing system, pre-validated against the original PO and ASN. Three-way match discrepancies are flagged before submission — reducing rejections and accelerating payment cycles.

Business unit variations

General

Walmart EDI 810 FAQ

Common questions about 810 Invoice transactions with Walmart.

How long does it take to set up Walmart EDI with Stacksync?

Most suppliers are fully connected and processing live Walmart EDI transactions within 3–5 business days. Stacksync's no-code setup means you don't need developers or EDI consultants — configure your field mappings through our visual interface, run a test cycle, and go live.

How long does it take to set up Walmart EDI with Stacksync?

Ready to automate Walmart EDI?