Stedi maintains this guide based on public documentation from Canadian National Railway (CN Rail). Contact Canadian National Railway (CN Rail) for official EDI specifications. To report any errors in this guide, please contact us.

X12 824 Application Advice

X12 Release 7010

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Delimiters

~ Segment
* Element
> Component
^ Repetition

EDI samples

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Overview

ISA

Interchange Control Header

Max use 1

Required

Functional Group Header

Transaction Set Header

Original Transaction Identification

Reference Information

Technical Error Description

Note/Special Instruction

Max use 100

Optional

0900

Transaction Set Trailer

Max use 1

Required

Functional Group Trailer

Max use 1

Required

IEA

Interchange Control Trailer

Max use 1

Required

ISA

Interchange Control Header

RequiredMax use 1

—

Example

ISA-01

I01

Authorization Information Qualifier

Required

Identifier (ID)

—

00: No Authorization Information Present (No Meaningful Information in I02)

ISA-02

I02

Authorization Information

Required

String (AN)

Min 10Max 10

—

ISA-03

I03

Security Information Qualifier

Required

Identifier (ID)

—

00: No Security Information Present (No Meaningful Information in I04)

ISA-04

I04

Security Information

Required

String (AN)

Min 10Max 10

—

ISA-05

I05

Interchange ID Qualifier

Required

Identifier (ID)

Min 2Max 2

—

Codes

01: Duns (Dun & Bradstreet)
02: SCAC (Standard Carrier Alpha Code)
03: FMC (Federal Maritime Commission)
04: IATA (International Air Transport Association)
07: Global Location Number (GLN)
08: UCC EDI Communications ID (Comm ID)
09: X.121 (CCITT)
10: Department of Defense (DoD) Activity Address Code
11: DEA (Drug Enforcement Administration)
12: Phone (Telephone Companies)
13: UCS Code (The UCS Code is a Code Used for UCS Transmissions; it includes the Area Code and Telephone Number of a Modem; it Does Not Include Punctuation, Blanks or Access Code)
14: Duns Plus Suffix
15: Petroleum Accountants Society of Canada Company Code
16: Duns Number With 4-Character Suffix
17: American Bankers Association (ABA) Transit Routing Number (Including Check Digit, 9 Digit)
18: Association of American Railroads (AAR) Standard Distribution Code
19: EDI Council of Australia (EDICA) Communications ID Number (COMM ID)
20: Health Industry Number (HIN)
21: Integrated Postsecondary Education Data System, or (IPEDS)
22: Federal Interagency Commission on Education, or FICE
23: National Center for Education Statistics Common Core of Data 12-Digit Number for Pre-K-Grade 12 Institutes, or NCES
24: The College Board's Admission Testing Program 4-Digit Code of Postsecondary Institutes, or ATP
25: ACT, Inc. 4-Digit Code of Postsecondary Institutions.
26: Statistics of Canada List of Postsecondary Institutions
27: Carrier Identification Number as assigned by Centers for Medicare & Medicaid Services (CMS)
28: Fiscal Intermediary Identification Number as assigned by Centers for Medicare & Medicaid Services (CMS)
29: Medicare Provider and Supplier Identification Number as assigned by Centers for Medicare & Medicaid Services (CMS)
30: U.S. Federal Tax Identification Number
31: Jurisdiction Identification Number Plus 4 as assigned by the International Association of Industrial Accident Boards and Commissions (IAIABC)
32: U.S. Federal Employer Identification Number (FEIN)
33: National Association of Insurance Commissioners Company Code (NAIC)
34: Medicaid Provider and Supplier Identification Number as assigned by individual State Medicaid Agencies in conjunction with Centers for Medicare & Medicaid Services (CMS)
35: Statistics Canada Canadian College Student Information System Institution Codes
36: Statistics Canada University Student Information System Institution Codes
37: Society of Property Information Compilers and Analysts
38: The College Board and ACT, Inc. 6-Digit Code List of Secondary Institutions
AM: Association Mexicana del Codigo de Producto (AMECOP) Communication ID
NR: National Retail Merchants Association (NRMA) - Assigned
SA: User Identification Number as assigned by the Safety and Fitness Electronic Records (SAFER) System
SN: Standard Address Number
ZZ: Mutually Defined

ISA-06

I06

Interchange Sender ID

Required

String (AN)

Min 15Max 15

—

ISA-07

I05

Interchange ID Qualifier

Required

Identifier (ID)

Min 2Max 2

—

Codes

01: Duns (Dun & Bradstreet)
02: SCAC (Standard Carrier Alpha Code)
03: FMC (Federal Maritime Commission)
04: IATA (International Air Transport Association)
07: Global Location Number (GLN)
08: UCC EDI Communications ID (Comm ID)
09: X.121 (CCITT)
10: Department of Defense (DoD) Activity Address Code
11: DEA (Drug Enforcement Administration)
12: Phone (Telephone Companies)
13: UCS Code (The UCS Code is a Code Used for UCS Transmissions; it includes the Area Code and Telephone Number of a Modem; it Does Not Include Punctuation, Blanks or Access Code)
14: Duns Plus Suffix
15: Petroleum Accountants Society of Canada Company Code
16: Duns Number With 4-Character Suffix
17: American Bankers Association (ABA) Transit Routing Number (Including Check Digit, 9 Digit)
18: Association of American Railroads (AAR) Standard Distribution Code
19: EDI Council of Australia (EDICA) Communications ID Number (COMM ID)
20: Health Industry Number (HIN)
21: Integrated Postsecondary Education Data System, or (IPEDS)
22: Federal Interagency Commission on Education, or FICE
23: National Center for Education Statistics Common Core of Data 12-Digit Number for Pre-K-Grade 12 Institutes, or NCES
24: The College Board's Admission Testing Program 4-Digit Code of Postsecondary Institutes, or ATP
25: ACT, Inc. 4-Digit Code of Postsecondary Institutions.
26: Statistics of Canada List of Postsecondary Institutions
27: Carrier Identification Number as assigned by Centers for Medicare & Medicaid Services (CMS)
28: Fiscal Intermediary Identification Number as assigned by Centers for Medicare & Medicaid Services (CMS)
29: Medicare Provider and Supplier Identification Number as assigned by Centers for Medicare & Medicaid Services (CMS)
30: U.S. Federal Tax Identification Number
31: Jurisdiction Identification Number Plus 4 as assigned by the International Association of Industrial Accident Boards and Commissions (IAIABC)
32: U.S. Federal Employer Identification Number (FEIN)
33: National Association of Insurance Commissioners Company Code (NAIC)
34: Medicaid Provider and Supplier Identification Number as assigned by individual State Medicaid Agencies in conjunction with Centers for Medicare & Medicaid Services (CMS)
35: Statistics Canada Canadian College Student Information System Institution Codes
36: Statistics Canada University Student Information System Institution Codes
37: Society of Property Information Compilers and Analysts
38: The College Board and ACT, Inc. 6-Digit Code List of Secondary Institutions
AM: Association Mexicana del Codigo de Producto (AMECOP) Communication ID
NR: National Retail Merchants Association (NRMA) - Assigned
SA: User Identification Number as assigned by the Safety and Fitness Electronic Records (SAFER) System
SN: Standard Address Number
ZZ: Mutually Defined

ISA-08

I07

Interchange Receiver ID

Required

String (AN)

Min 15Max 15

—

ISA-09

I08

Interchange Date

Required

Date (DT)

YYMMDD format

—

ISA-10

I09

Interchange Time

Required

Time (TM)

HHMM format

—

ISA-11

I65

Repetition Separator

Required

String (AN)

Min 1Max 1

—

^: Repetition Separator

ISA-12

I11

Interchange Control Version Number Code

Required

Identifier (ID)

—

00701: Standards Approved for Publication by ASC X12 Procedures Review Board through October 2013

ISA-13

I12

Interchange Control Number

Required

Numeric (N0)

Min 9Max 9

—

ISA-14

I13

Acknowledgment Requested Code

Required

Identifier (ID)

Min 1Max 1

—

0: No Interchange Acknowledgment Requested
1: Interchange Acknowledgment Requested (TA1)
2: Interchange Acknowledgment Requested only when Interchange is "Rejected Because Of Errors"
3: Interchange Acknowledgment Requested only when Interchange is "Rejected Because Of Errors" or "Accepted but Errors are Noted"

ISA-15

I14

Interchange Usage Indicator Code

Required

Identifier (ID)

Min 1Max 1

—

I: Information
P: Production Data
T: Test Data

ISA-16

I15

Component Element Separator

Required

String (AN)

Min 1Max 1

—

>: Component Element Separator

Functional Group Header

RequiredMax use 1

—

Example

GS-01

479

Functional Identifier Code

Required

Identifier (ID)

—

AG: Application Advice (824)

GS-02

142

Application Sender's Code

Required

String (AN)

Min 2Max 15

—

GS-03

124

Application Receiver's Code

Required

String (AN)

Min 2Max 15

—

GS-04

373

Date

Required

Date (DT)

CCYYMMDD format

—

GS-05

337

Time

Required

Time (TM)

HHMM, HHMMSS, HHMMSSD, or HHMMSSDD format

—

GS-06

Group Control Number

Required

Numeric (N0)

Min 1Max 9

—

GS-07

455

Responsible Agency Code

Required

Identifier (ID)

Min 1Max 2

—

T: Transportation Data Coordinating Committee (TDCC)
X: Accredited Standards Committee X12

GS-08

480

Version / Release / Industry Identifier Code

Required

String (AN)

—

007010: Standards Approved for Publication by ASC X12 Procedures Review Board through October 2013

Heading

0100

Heading > ST

Transaction Set Header

RequiredMax use 1

—

Example

ST-01

143

Transaction Set Identifier Code

Required

Identifier (ID)

—

824: Application Advice

ST-02

329

Transaction Set Control Number

Required

Numeric (N)

Min 4Max 9

—

BGN

0200

Heading > BGN

Beginning Segment

RequiredMax use 1

—

Usage notes

—

Example

BGN-01

353

Transaction Set Purpose Code

Required

Identifier (ID)

—

00: Original

BGN-02

127

Reference Identification

Required

String (AN)

Min 1Max 80

—

Usage notes

—

BGN-03

373

Date

Required

Date (DT)

CCYYMMDD format

—

BGN-04

337

Time

Optional

Time (TM)

HHMM, HHMMSS, HHMMSSD, or HHMMSSDD format

—

Usage notes

—

Heading end

Detail

OTI Loop

RequiredMax >1

OTI

0100

Detail > OTI Loop > OTI

Original Transaction Identification

RequiredMax use 1

—

Usage notes

—

Example

If Transaction Set Control Number (OTI-09) is present, then Group Control Number (OTI-08) is required

OTI-01

110

Application Acknowledgment Code

Required

Identifier (ID)

—

TA: Transaction Set Accept
TE: Transaction Set Accept with Error
TR: Transaction Set Reject

OTI-02

128

Reference Identification Qualifier

Required

Identifier (ID)

—

BM: Bill of Lading Number

OTI-03

127

Reference Identification

Required

String (AN)

Min 1Max 80

—

OTI-06

373

Date

Optional

Date (DT)

CCYYMMDD format

—

OTI-07

337

Time

Optional

Time (TM)

HHMM, HHMMSS, HHMMSSD, or HHMMSSDD format

—

Usage notes

—

OTI-08

Group Control Number

Optional

Numeric (N0)

Min 1Max 9

—

OTI-09

329

Transaction Set Control Number

Optional

Numeric (N)

Min 4Max 9

—

REF

0200

Detail > OTI Loop > REF

Reference Information

OptionalMax use >1

—

Usage notes

—

Example

REF-01

128

Reference Identification Qualifier

Required

Identifier (ID)

—

BM: Bill of Lading Number
EQ: Equipment Number
P8: Pickup Reference Number
WO: Work Order Number
WY: Waybill Number

REF-02

127

Reference Identification

Optional

String (AN)

Min 1Max 80

—

Usage notes

—

TED Loop

OptionalMax >1

Usage notes

—

TED

0700

Detail > OTI Loop > TED Loop > TED

Technical Error Description

RequiredMax use 1

—

Example

TED-01

647

Application Error Condition Code

Required

Identifier (ID)

—

001: Car Not in Umler
003: Duplicate Billing
004: Invalid Commodity Code
005: Route Error
007: Missing Data
012: Invalid Combination
024: Other Unlisted Reason

TED-02

Free-form Message

Optional

String (AN)

Min 1Max 60

—

NTE

0800

Detail > OTI Loop > TED Loop > NTE

Note/Special Instruction

OptionalMax use 100

—

Example

NTE-02

352

Description

Required

String (AN)

Min 1Max 80

—

TED Loop end

OTI Loop end

0900

Detail > SE

Transaction Set Trailer

RequiredMax use 1

—

Example

SE-01

Number of Included Segments

Required

Numeric (N0)

Min 1Max 10

—

SE-02

329

Transaction Set Control Number

Required

Numeric (N)

Min 4Max 9

—

Detail end

Functional Group Trailer

RequiredMax use 1

—

Example

GE-01

Number of Transaction Sets Included

Required

Numeric (N0)

Min 1Max 6

—

GE-02

Group Control Number

Required

Numeric (N0)

Min 1Max 9

—

IEA

Interchange Control Trailer

RequiredMax use 1

—

Example

IEA-01

I16

Number of Included Functional Groups

Required

Numeric (N0)

Min 1Max 5

—

IEA-02

I12

Interchange Control Number

Required

Numeric (N0)

Min 9Max 9

—

EDI Samples

Transaction Set Accepted

ISA*00* *00* *ZZ*SENDER *ZZ*RECEIVER *231102*0335*^*00701*000000001*0*T*>
GS*AG*SENDERGS*RECEIVERGS*20231102*033529*000000001*X*007010
ST*824*5766001
BGN*00*404*20180112*1454
OTI*TA*BM*YL78919***20180112*1454*5759*0001
REF*EQ*CNRU123456
REF*WY*580881
SE*6*5766001
GE*1*000000001
IEA*1*000000001

Transaction Set Accepted With Error(s)

ISA*00* *00* *ZZ*SENDER *ZZ*RECEIVER *231102*0335*^*00701*000000001*0*T*>
GS*AG*SENDERGS*RECEIVERGS*20231102*033538*000000001*X*007010
ST*824*33030001
BGN*00*404*20180112*1454
OTI*TE*BM*006394***20180112*1454*40860*408600001
REF*EQ*CNIS789012
REF*WY*580191
TED*024*A PROBLEM HAS BEEN DETECHED IN THE ELECTRONIC BILL OF LADING
NTE**THIS SHIPMENT CANNOT MOVE DUE TO A RAILROAD RESTRICTION THAT IS
NTE**IN EFFECT.VIEW THE AAR WEBSITE HTTP://AAREMBARGO.RAILINC.COM
NTE**FOR FURTHER INFORMATION ON EMBARGOES AND OPSL RESTRICTIONS.
NTE**IF FURTHER ASSISTANCE IS REQUIRED EMAIL EDIMGR@CN.CA.
NTE**PLEASE CONTACT YOUR LOCAL EDI SUPPORT CENTER IF FURTHER
NTE**INFORMATION IS REQUIRED. IF YOU ARE UNCERTAIN HOW TO CONTACT
NTE**YOUR LOCAL EDI SUPPORT CENTER PHONE US AT 800-267-9779
SE*14*33030001
GE*1*000000001
IEA*1*000000001

Transaction Set Rejected

ISA*00* *00* *ZZ*SENDER *ZZ*RECEIVER *231102*0335*^*00701*000000001*0*T*>
GS*AG*SENDERGS*RECEIVERGS*20231102*033549*000000001*X*007010
ST*824*4206001
BGN*00*404*20180112*1454
OTI*TE*BM*10***20180112*1454*83041*23905
REF*EQ*CN555555
REF*WY*509072
TED*007*A PROBLEM HAS BEEN DETECTED IN THE ELECTRONIC BILL OF LADING
NTE**THIS ELECTRONIC BILL OF LADING WAS REJECTED BECAUSE THE RAIL
NTE**CAR INITIAL AND NUMBER ARE NOT IN THE ASSOCIATION OF
NTE**AMERICAN RAILROADS DATABASE OR INTERMODAL SHIPMENT TYPE IS
NTE**MISSING. PLEASE CORRECT AND RESUBMIT THE ELECTRONIC BILL OF LADING
NTE**PLEASE CONTACT YOUR LOCAL EDI SUPPORT CENTER IF FURTHER
NTE**INFORMATION IS REQUIRED. IF YOU ARE UNCERTAIN HOW TO CONTACT
NTE**YOUR LOCAL EDI SUPPORT CENTER PHONE US AT 800-267-9779.
SE*14*4206001
GE*1*000000001
IEA*1*000000001

Transaction Set Rejected – All Reference Numbers From Original 404 Displayed

ISA*00* *00* *ZZ*SENDER *ZZ*RECEIVER *231102*0336*^*00701*000000001*0*T*>
GS*AG*SENDERGS*RECEIVERGS*20231102*033602*000000001*X*007010
ST*824*125795001
BGN*00*404*20180112*1454
OTI*TE*BM*10***20180112*1454*22829*0001
REF*EQ*WC44222
REF*WY*126624
REF*BM*LMNO9140620
REF*P8*220124
REF*WO*0000125436
SE*9*125795001
GE*1*000000001
IEA*1*000000001

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