X12
Inbound

99 Cents Only X12 850 Purchase Order

99 Cents Only
The EDI 850 Purchase Order is 99 Cents Only's primary document for placing orders with suppliers. It contains item details, quantities, pricing, shipping instructions, and delivery windows. Suppliers must acknowledge and fulfill these orders according to 99 Cents Only's compliance requirements.
33segments
10loops
6mandatory

Schema Reference

33 segments · X12 850 Purchase Order

ISA ISA Interchange Control Header
Mandatory Max: 1
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
GS GS Functional Group Header
Mandatory Max: 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
ST Transaction Set Header
Mandatory Max: 1
ST01 Transaction Set Identifier Code
M ID 3-3
ST02 Transaction Set Control Number
M AN 4-9
BEG Beginning Segment for Purchase Order
Mandatory Max: 1
BEG01 Transaction Set Purpose Code
M ID 2-2
BEG02 Purchase Order Type Code
M ID 2-2
BEG03 Purchase Order Number
M AN 1-22
BEG05 Date
M DT 8-8
CUR Currency
Optional Max: 1
CUR01 Entity Identifier Code
M ID 2-3
CUR02 Currency Code
M ID 3-3
REF Reference Information
REF01 Reference Identification Qualifier
M ID 2-3
REF02 Reference Identification
C AN 1-50
PER Administrative Communications Contact
Optional Max: 3
PER01 Contact Function Code
M ID 2-2
PER02 Name
O AN 1-60
PER03 Communication Number Qualifier
C ID 2-2
PER04 Communication Number
C AN 1-256
FOB F.O.B. Related Instructions
FOB01 Shipment Method of Payment
M ID 2-2
FOB02 Location Qualifier
C ID 1-2
FOB03 Description
O AN 1-80
FOB05 Transportation Terms Code
C ID 3-3
SAC Loop Repeat: 25
SAC Service, Promotion, Allowance, or Charge Information
Optional Max: 1
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
SAC15 Description
C AN 1-80
ITD Terms of Sale/Deferred Terms of Sale
ITD12 Description
O AN 1-80
DTM Date/Time Reference
Optional Max: 10
DTM01 Date/Time Qualifier
M ID 3-3
DTM02 Date
C DT 8-8
PKG Marking, Packaging, Loading
Optional Max: 200
PKG01 Item Description Type
C ID 1-1
PKG05 Description
C AN 1-80
TD5 Carrier Details (Routing Sequence/Transit Time)
TD505 Routing
C AN 1-35
N9 Loop Repeat: 1,000
N9 Extended Reference Information
Optional Max: 1
N901 Reference Identification Qualifier
M ID 2-3
N902 Reference Identification
C AN 1-50
MTX Text
MTX02 Textual Data
C AN 1-4096
N1 Loop Repeat: 200
N1 Party Identification
Optional Max: 1
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
N3 Party Location
Optional Max: 2
N301 Address Information
M AN 1-55
N302 Address Information
O AN 1-55
N4 Geographic Location
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
PO1 Loop Repeat: 100,000
PO1 Baseline Item Data
Mandatory Max: 1
PO101 Assigned Identification
O AN 1-20
PO102 Quantity
C R 1-15
PO103 Unit or Basis for Measurement Code
O ID 2-2
PO104 Unit Price
C R 1-17
PO105 Basis of Unit Price Code
O ID 2-2
PO106 Product/Service ID Qualifier
C ID 2-2
PO107 Product/Service ID
C AN 1-48
PO108 Product/Service ID Qualifier
C ID 2-2
PO109 Product/Service ID
C AN 1-48
PO110 Product/Service ID Qualifier
C ID 2-2
PO111 Product/Service ID
C AN 1-48
PO112 Product/Service ID Qualifier
C ID 2-2
PO113 Product/Service ID
C AN 1-48
PID Loop Repeat: 1,000
PID Product/Item Description
Optional Max: 1
PID01 Item Description Type
M ID 1-1
PID02 Product/Process Characteristic Code
O ID 2-3
PID05 Description
C AN 1-80
PO4 Item Physical Details
PO401 Pack
O N0 1-6
REF Reference Information
REF01 Reference Identification Qualifier
M ID 2-3
REF02 Reference Identification
C AN 1-50
SAC Loop Repeat: 25
SAC Service, Promotion, Allowance, or Charge Information
Optional Max: 1
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
SAC15 Description
C AN 1-80
SDQ Destination Quantity
Optional Max: 500
SDQ01 Unit or Basis for Measurement Code
M ID 2-2
SDQ02 Identification Code Qualifier
O ID 1-2
SDQ03 Identification Code
M AN 2-80
SDQ04 Quantity
M R 1-15
SDQ05 Identification Code
C AN 2-80
SDQ06 Quantity
C R 1-15
SDQ07 Identification Code
C AN 2-80
SDQ08 Quantity
C R 1-15
SDQ09 Identification Code
C AN 2-80
SDQ10 Quantity
C R 1-15
SDQ11 Identification Code
C AN 2-80
SDQ12 Quantity
C R 1-15
SDQ13 Identification Code
C AN 2-80
SDQ14 Quantity
C R 1-15
SDQ15 Identification Code
C AN 2-80
SDQ16 Quantity
C R 1-15
SDQ17 Identification Code
C AN 2-80
SDQ18 Quantity
C R 1-15
SDQ19 Identification Code
C AN 2-80
SDQ20 Quantity
C R 1-15
SDQ21 Identification Code
C AN 2-80
SDQ22 Quantity
C R 1-15
DTM Date/Time Reference
Optional Max: 10
DTM01 Date/Time Qualifier
M ID 3-3
DTM02 Date
C DT 8-8
N9 Loop Repeat: 1,000
N9 Extended Reference Information
Optional Max: 1
N901 Reference Identification Qualifier
M ID 2-3
N902 Reference Identification
C AN 1-50
MTX Text
MTX02 Textual Data
C AN 1-4096
SLN Loop Repeat: 1,000
SLN Subline Item Detail
Optional Max: 1
SLN01 Assigned Identification
M AN 1-20
SLN03 Relationship Code
M ID 1-1
SLN04 Quantity
C R 1-15
SLN09 Product/Service ID Qualifier
C ID 2-2
SLN10 Product/Service ID
C AN 1-48
SLN11 Product/Service ID Qualifier
C ID 2-2
SLN12 Product/Service ID
C AN 1-48
PID Product/Item Description
Optional Max: 1
PID01 Item Description Type
M ID 1-1
PID02 Product/Process Characteristic Code
O ID 2-3
PID05 Description
C AN 1-80
AMT Loop
AMT Monetary Amount Information
Optional Max: 1
AMT01 Amount Qualifier Code
M ID 1-3
AMT02 Monetary Amount
M R 1-18
CTT Loop Repeat: 1
CTT Transaction Totals
Optional Max: 1
CTT01 Number of Line Items
M N0 1-6
AMT Monetary Amount Information
Optional Max: 1
AMT01 Amount Qualifier Code
M ID 1-3
AMT02 Monetary Amount
M R 1-18
SE Transaction Set Trailer
Mandatory Max: 1
SE01 Number of Included Segments
M N0 1-10
SE02 Transaction Set Control Number
M AN 4-9
How It Works

Automating 99 Cents Only EDI 850

Stacksync validates, transforms, and delivers your 850 transactions automatically — so your team can focus on operations, not EDI compliance.

Validate
Transform
Route
Monitor
Stacksync automatically syncs incoming 99 Cents Only 850 Purchase Orders directly to your ERP or database. New orders appear in your system within seconds — no manual data entry, no CSV imports. Field mappings are configured once and every future PO flows through automatically.

99 Cents Only EDI 850 FAQ

Common questions about 850 Purchase Order transactions with 99 Cents Only.

How long does it take to set up 99 Cents Only EDI with Stacksync?

Most suppliers are fully connected and processing live 99 Cents Only 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.

Do I need an existing VAN or AS2 connection to trade with 99 Cents Only?

No. Stacksync handles the entire EDI transport layer. We connect directly to 99 Cents Only's trading partner network through our certified connections. You don't need to manage a separate VAN subscription, AS2 certificates, or SFTP configurations.

How does Stacksync help with 99 Cents Only compliance?

Stacksync improves compliance scores by eliminating manual processing delays. Purchase Orders sync to your system in real time, ASNs are generated automatically when you ship, and invoices are validated with three-way matching before submission. Real-time monitoring alerts you to issues before they become chargebacks.

What EDI document types does Stacksync support for 99 Cents Only?

Stacksync supports all EDI document types required by 99 Cents Only — including Purchase Orders (850), Invoices (810), ASNs (856), PO Acknowledgments (855), and more. Our platform handles the full lifecycle from order to payment automatically.

Can I connect 99 Cents Only EDI to my existing ERP or WMS?

Yes. Stacksync integrates with any system that has a database or API — including SAP, Oracle, NetSuite, Microsoft Dynamics, and custom-built ERPs. Data flows bidirectionally between 99 Cents Only's EDI network and your system in real time.

What happens when 99 Cents Only updates their EDI specifications?

Stacksync monitors 99 Cents Only's EDI spec changes and updates our mappings proactively. When a change affects your integration, we notify you and apply updates — so you stay compliant without scrambling to decode new implementation guides.