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 Health Care Financing Administration (HCFA)
28: Fiscal Intermediary Identification Number as assigned by Health Care Financing Administration (HCFA)
29: Medicare Provider and Supplier Identification Number as assigned by Health Care Financing Administration (HCFA)
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 Health Care Financing Administration (HCFA)
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)

—

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

Required

Identifier (ID)

—

00501: Standards Approved for Publication by ASC X12 Procedures Review Board through October 2003

ISA-13

I12

Interchange Control Number

Required

Numeric (N0)

Min 9Max 9

—

ISA-14

I13

Acknowledgment Requested

Required

Identifier (ID)

Min 1Max 1

—

0: No Interchange Acknowledgment Requested
1: Interchange Acknowledgment Requested (TA1)

ISA-15

I14

Interchange Usage Indicator

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)

—

PO: Purchase Order (850)

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)

—

005010: Standards Approved for Publication by ASC X12 Procedures Review Board through October 2003

Heading

0100

Heading > ST

Transaction Set Header

RequiredMax use 1

—

Example

ST-01

143

Transaction Set Identifier Code

Required

Identifier (ID)

—

850: Purchase Order

ST-02

329

Transaction Set Control Number

Required

Numeric (N)

Min 4Max 9

—

BEG

0200

Heading > BEG

Beginning Segment for Purchase Order

RequiredMax use 1

—

Example

BEG-01

353

Transaction Set Purpose Code

Required

Identifier (ID)

Min 2Max 2

—

BEG-02

Purchase Order Type Code

Required

Identifier (ID)

—

NE: New Order

BEG-03

324

Purchase Order Number

Required

String (AN)

Min 1Max 22

—

BEG-05

373

Date

Required

Date (DT)

CCYYMMDD format

—

N1 Loop – Bill To

OptionalMax >1

Variants (all may be used)

N1 Loop – Ship To

3100

Heading > N1 Loop – Bill To > N1

Party Identification

RequiredMax use 1

—

Example

N1-01

Entity Identifier Code

Required

Identifier (ID)

—

BT: Bill-to-Party

N1-02

Name

Required

String (AN)

Min 1Max 60

—

3200

Heading > N1 Loop – Bill To > N2

Additional Name Information

RequiredMax use 2

—

Example

N2-01

Name

Required

String (AN)

Min 1Max 60

—

3300

Heading > N1 Loop – Bill To > N3

Party Location

RequiredMax use 2

—

Example

N3-01

166

Address Information

Required

String (AN)

Min 1Max 55

—

N3-02

166

Address Information

Optional

String (AN)

Min 1Max 55

—

3400

Heading > N1 Loop – Bill To > N4

Geographic Location

RequiredMax use >1

—

Example

N4-01

City Name

Required

String (AN)

Min 2Max 30

—

N4-02

156

State or Province Code

Required

Identifier (ID)

Min 2Max 2

—

N4-03

116

Postal Code

Required

Identifier (ID)

Min 3Max 15

—

N4-04

Country Code

Required

Identifier (ID)

Min 2Max 3

—

N1 Loop – Bill To end

N1 Loop – Ship To

RequiredMax >1

Variants (all may be used)

N1 Loop – Bill To

3100

Heading > N1 Loop – Ship To > N1

Party Identification

RequiredMax use 1

—

Example

N1-01

Entity Identifier Code

Required

Identifier (ID)

—

ST: Ship To

N1-02

Name

Required

String (AN)

Min 1Max 60

—

3200

Heading > N1 Loop – Ship To > N2

Additional Name Information

OptionalMax use 2

—

Example

N2-01

Name

Required

String (AN)

Min 1Max 60

—

3300

Heading > N1 Loop – Ship To > N3

Party Location

RequiredMax use 2

—

Example

N3-01

166

Address Information

Required

String (AN)

Min 1Max 55

—

N3-02

166

Address Information

Optional

String (AN)

Min 1Max 55

—

Usage notes

—

3400

Heading > N1 Loop – Ship To > N4

Geographic Location

RequiredMax use >1

—

Example

N4-01

City Name

Required

String (AN)

Min 2Max 30

—

N4-02

156

State or Province Code

Required

Identifier (ID)

Min 2Max 2

—

N4-03

116

Postal Code

Required

Identifier (ID)

Min 3Max 15

—

N4-04

Country Code

Required

Identifier (ID)

Min 2Max 3

—

PER

3600

Heading > N1 Loop – Ship To > PER

Administrative Communications Contact

RequiredMax use >1

—

Example

PER-01

366

Contact Function Code

Required

Identifier (ID)

—

DC: Delivery Contact

PER-03

365

Communication Number Qualifier

Required

Identifier (ID)

—

EM: Electronic Mail

PER-04

364

Communication Number

Required

String (AN)

Min 1Max 256

—

N1 Loop – Ship To end

Heading end

Detail

PO1 Loop

RequiredMax >1

PO1

0100

Detail > PO1 Loop > PO1

Baseline Item Data

RequiredMax use 1

—

Example

PO1-01

350

Assigned Identification

Required

String (AN)

Min 1Max 20

—

PO1-02

380

Quantity

Required

Decimal number (R)

Min 1Max 15

—

PO1-04

212

Unit Price

Required

Decimal number (R)

Min 1Max 15

—

PO1-06

235

Product/Service ID Qualifier

Required

Identifier (ID)

Min 2Max 2

—

PO1-07

234

Product/Service ID

Required

String (AN)

Min 1Max 48

—

PO1 Loop end

Detail end

Summary

0300

Summary > 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

—

Summary 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

Simple 850 example

ISA*00* *00* *ZZ*PARTNER *ZZ*TPAAS *220428*1230*U*00501*000000021*0*P*>~
GS*PO*PARTNER*TPAAS*20220428*123038*98*X*005010~
ST*850*0001~
BEG*00*NE*T7Fd9Zn57**20220428~
N1*ST*Sam Smith~
N3*135 Mountain Rd~
N4*Orting*WA*98391*US~
PER*DC**EM*sam@smith.com~
PO1*1*1**22.10**SK*B0000E2RIA~
SE*6*0001~
GE*1*98~
IEA*1*000000021~

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