NLS (National Logistics Services) EDI 945 Warehouse Shipping Advice

Schema Reference

16 segments · X12 945 Warehouse Shipping Advice

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 Interchange Control Standards Identifier

M ID 1-1

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 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

W0601 Reporting Code

M ID 1-1

W0602 Depositor Order Number

O AN 1-22

W0603 Date

O DT 8-8

W0604 Shipment Identification Number

O AN 1-30

W0605 Agent Shipment ID Number

O AN 1-12

W0606 Purchase Order Number

O AN 1-22

W0607 Master Reference (Link) Number

C AN 1-22

W0608 Link Sequence Number

C N0 6-6

W0609 Special Handling Code

O ID 2-3

W0610 Shipping Date Change Reason Code

O ID 2-2

W0611 Transaction Type Code

O ID 2-2

W0612 Action Code

O ID 1-2

N1 Loop Repeat: 10

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

N105 Entity Relationship Code

O ID 2-2

N106 Entity Identifier Code

O ID 2-3

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

O ID 2-2

N403 Postal Code

O ID 3-15

N404 Country Code

O ID 2-3

N901 Reference Identification Qualifier

M ID 2-3

N902 Reference Identification

C AN 1-30

N904 Date

O DT 8-8

N905 Time

C TM 4-8

N906 Time Code

O ID 2-2

G6201 Date Qualifier

C ID 2-2

G6202 Date

C DT 8-8

G6203 Time Qualifier

C ID 1-2

G6204 Time

C TM 4-8

G6205 Time Code

O ID 2-2

W2701 Transportation Method/Type Code

M ID 1-2

W2702 Standard Carrier Alpha Code

C ID 2-4

W2703 Routing

C AN 1-35

W2705 Equipment Description Code

O ID 2-2

W2706 Equipment Initial

O AN 1-4

W2707 Equipment Number

O AN 1-10

W2708 Shipment/Order Status Code

O ID 2-2

W2709 Special Handling Code

O ID 2-3

W2710 Carrier/Route Change Reason Code

O ID 2-2

LX Loop

LX01 Assigned Number

M N0 1-6

MAN01 Marks and Numbers Qualifier

M ID 1-2

MAN02 Marks and Numbers

M AN 1-48

MAN03 Marks and Numbers

O AN 1-48

MAN04 Marks and Numbers Qualifier

C ID 1-2

MAN05 Marks and Numbers

C AN 1-48

MAN06 Marks and Numbers

O AN 1-48

W12 Loop

W1201 Shipment/Order Status Code

M ID 2-2

W1202 Quantity Ordered

O R 1-15

W1203 Number of Units Shipped

O R 1-10

W1204 Quantity Difference

O R 1-9

W1205 Unit or Basis for Measurement Code

O ID 2-2

W1206 U.P.C. Case Code

C AN 12-12

W1207 Product/Service ID Qualifier

C ID 2-2

W1208 Product/Service ID

C AN 1-48

W1209 Warehouse Lot Number

O AN 1-12

W1210 Weight

C R 1-10

W1211 Weight Qualifier

C ID 1-2

W1212 Weight Unit Code

C ID 1-1

W1213 Weight

C R 1-10

W1214 Weight Qualifier

C ID 1-2

W1215 Weight Unit Code

C ID 1-1

W1216 U.P.C. Case Code

O AN 12-12

W1217 Product/Service ID Qualifier

C ID 2-2

W1218 Product/Service ID

C AN 1-48

W1219 Line Item Change Reason Code

O ID 2-2

W1220 Warehouse Detail Adjustment Identifier

O ID 1-1

W1221 Product/Service ID Qualifier

C ID 2-2

W1222 Product/Service ID

C AN 1-48

N901 Reference Identification Qualifier

M ID 2-3

N902 Reference Identification

C AN 1-30

N904 Date

O DT 8-8

N905 Time

C TM 4-8

N906 Time Code

O ID 2-2

W0301 Number of Units Shipped

M R 1-10

W0302 Weight

O R 1-10

W0303 Unit or Basis for Measurement Code

C ID 2-2

W0304 Volume

C R 1-8

W0305 Unit or Basis for Measurement Code

C ID 2-2

W0306 Lading Quantity

C N0 1-7

W0307 Unit or Basis for Measurement Code

C ID 2-2

SE01 Number of Included Segments

M N0 1-10

SE02 Transaction Set Control Number

M AN 4-9

Automating NLS (National Logistics Services) EDI 945

Stacksync validates, transforms, and delivers your 945 transactions automatically — so your team can focus on operations, not EDI compliance.

Validate

Transform

Route

Monitor

Stacksync processes NLS (National Logistics Services) EDI 945 (Warehouse Shipping Advice) documents automatically — syncing data to your system in real time with no manual intervention required.

NLS (National Logistics Services) EDI 945 FAQ

Common questions about 945 Warehouse Shipping Advice transactions with NLS (National Logistics Services).

How long does it take to set up NLS (National Logistics Services) EDI with Stacksync?

Most suppliers are fully connected and processing live NLS (National Logistics Services) 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 NLS (National Logistics Services)?

No. Stacksync handles the entire EDI transport layer. We connect directly to NLS (National Logistics Services)'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 NLS (National Logistics Services) 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 NLS (National Logistics Services)?

Stacksync supports all EDI document types required by NLS (National Logistics Services) — 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 NLS (National Logistics Services) 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 NLS (National Logistics Services)'s EDI network and your system in real time.

What happens when NLS (National Logistics Services) updates their EDI specifications?

Stacksync monitors NLS (National Logistics Services)'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.