X12 855 Purchase Order Acknowledgment

X12 Release 4010Revised

Jul 22, 2024, 9:33 PM

Delimiters

• ~ Segment
• * Element
• > Component

ISA Interchange Control Header

Required · Max use 1

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 10 Max 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 10 Max 10

ISA-05 · I05 · Interchange ID Qualifier · Required · Identifier (ID) · Min 2 Max 2

Codes

• 01: Duns (Dun & Bradstreet)
• 02: SCAC (Standard Carrier Alpha Code)
• 03: FMC (Federal Maritime Commission)
• 04: IATA (International Air Transport Association)
• 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: American College Testing Program 4-Digit Code of Postsecondary Institutions, or ACT
• 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
• AM: Association Mexicana del Codigo de Producto (AMECOP) Communication ID
• NR: National Retail Merchants Association (NRMA) - Assigned
• SN: Standard Address Number
• ZZ: Mutually Defined

ISA-06 · I06 · Interchange Sender ID · Required · String (AN) · Min 15 Max 15

ISA-07 · I05 · Interchange ID Qualifier · Required · Identifier (ID) · Min 2 Max 2

Codes

• 01: Duns (Dun & Bradstreet)
• 02: SCAC (Standard Carrier Alpha Code)
• 03: FMC (Federal Maritime Commission)
• 04: IATA (International Air Transport Association)
• 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: American College Testing Program 4-Digit Code of Postsecondary Institutions, or ACT
• 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
• AM: Association Mexicana del Codigo de Producto (AMECOP) Communication ID
• NR: National Retail Merchants Association (NRMA) - Assigned
• SN: Standard Address Number
• ZZ: Mutually Defined

ISA-08 · I07 · Interchange Receiver ID · Required · String (AN) · Min 15 Max 15

ISA-09 · I08 · Interchange Date · Required · Date (DT) · YYMMDD format

ISA-10 · I09 · Interchange Time · Required · Time (TM) · HHMM format

ISA-11 · I10 · Interchange Control Standards Identifier · Required · Identifier (ID)

• U: U.S. EDI Community of ASC X12, TDCC, and UCS

ISA-12 · I11 · Interchange Control Version Number · Required · Identifier (ID)

• 00401: Draft Standards for Trial Use Approved for Publication by ASC X12 Procedures Review Board through October 1997

ISA-13 · I12 · Interchange Control Number · Required · Numeric (N0) · Min 9 Max 9

ISA-14 · I13 · Acknowledgment Requested · Required · Identifier (ID) · Min 1 Max 1

• 0: No Acknowledgment Requested
• 1: Interchange Acknowledgment Requested

ISA-15 · I14 · Usage Indicator · Required · Identifier (ID) · Min 1 Max 1

• I: Information
• P: Production Data
• T: Test Data

ISA-16 · I15 · Component Element Separator · Required · String (AN) · Min 1 Max 1

• >: Component Element Separator

GS Functional Group Header

Required · Max use 1

GS-01 · 479 · Functional Identifier Code · Required · Identifier (ID)

• PR: Purchase Order Acknowledgement (855)

GS-02 · 142 · Application Sender's Code · Required · String (AN) · Min 2 Max 15

GS-03 · 124 · Application Receiver's Code · Required · String (AN) · Min 2 Max 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 · 28 · Group Control Number · Required · Numeric (N0) · Min 1 Max 9

GS-07 · 455 · Responsible Agency Code · Required · Identifier (ID) · Min 1 Max 2

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

GS-08 · 480 · Version / Release / Industry Identifier Code · Required · String (AN)

• 004010: Draft Standards Approved for Publication by ASC X12 Procedures Review Board through October 1997

Heading

010 Heading > ST

ST Transaction Set Header

Required · Max use 1

ST-01 · 143 · Transaction Set Identifier Code · Required · Identifier (ID)

• 855: Purchase Order Acknowledgment

ST-02 · 329 · Transaction Set Control Number · Required · Numeric (N) · Min 4 Max 9

020 Heading > BAK

BAK Beginning Segment for Purchase Order Acknowledgment

Required · Max use 1

BAK-01 · 353 · Transaction Set Purpose Code · Required · Identifier (ID)

• 00: Original

BAK-02 · 587 · Acknowledgment Type · Required · Identifier (ID)

• AC: Acknowledge - With Detail and Change
• AD: Acknowledge - With Detail, No Change
• RF: Reject with Exception Detail Only

BAK-03 · 324 · Purchase Order Number · Required · String (AN) · Min 1 Max 22

BAK-04 · 373 · Date · Required · Date (DT) · CCYYMMDD format

BAK-05 · 328 · Release Number · Optional · String (AN) · Min 1 Max 30

BAK-07 · 367 · Contract Number · Optional · String (AN) · Min 1 Max 30

BAK-08 · 127 · Reference Identification · Required · String (AN) · Min 1 Max 30

BAK-09 · 373 · Date · Optional · Date (DT) · CCYYMMDD format

060 Heading > PER

PER Administrative Communications Contact

Optional · Max use 3

If either Communication Number Qualifier (PER-03) or Communication Number (PER-04) is present, then the other is required

If either Communication Number Qualifier (PER-05) or Communication Number (PER-06) is present, then the other is required

PER-01 · 366 · Contact Function Code · Required · Identifier (ID)

• IC: Information Contact

PER-02 · 93 · Name · Optional · String (AN) · Min 1 Max 60

PER-03 · 365 · Communication Number Qualifier · Optional · Identifier (ID)

• TE: Telephone

PER-04 · 364 · Communication Number · Optional · String (AN) · Min 1 Max 80

PER-05 · 365 · Communication Number Qualifier · Optional · Identifier (ID)

• EM: Electronic Mail

PER-06 · 364 · Communication Number · Optional · String (AN) · Min 1 Max 80

Detail

PO1 Loop Required Max >1

010 Detail > PO1 Loop > PO1

PO1 Baseline Item Data

Required · Max use 1

If Basis of Unit Price Code (PO1-05) is present, then Unit Price (PO1-04) is required

If either Product/Service ID Qualifier (PO1-08) or Product/Service ID (PO1-09) is present, then the other is required

If either Product/Service ID Qualifier (PO1-10) or Product/Service ID (PO1-11) is present, then the other is required

If either Product/Service ID Qualifier (PO1-12) or Product/Service ID (PO1-13) is present, then the other is required

PO1-01 · 350 · Assigned Identification · Required · String (AN) · Min 1 Max 20

PO1-02 · 330 · Quantity Ordered · Required · Decimal number (R) · Min 1 Max 15

PO1-03 · 355 · Unit or Basis for Measurement Code · Required · Identifier (ID)

• EA: Each

PO1-04 · 212 · Unit Price · Optional · Decimal number (R) · Min 1 Max 15

PO1-05 · 639 · Basis of Unit Price Code · Optional · Identifier (ID)

• CP: Current Price (Subject to Change)

PO1-06 · 235 · Product/Service ID Qualifier · Required · Identifier (ID)

• VP: Vendor's (Seller's) Part Number

PO1-07 · 234 · Product/Service ID · Required · String (AN) · Min 1 Max 48

PO1-08 · 235 · Product/Service ID Qualifier · Optional · Identifier (ID)

• BP: Buyer's Part Number

PO1-09 · 234 · Product/Service ID · Optional · String (AN) · Min 1 Max 48

PO1-10 · 235 · Product/Service ID Qualifier · Optional · Identifier (ID)

• UP: U.P.C. Consumer Package Code (1-5-5-1)

PO1-11 · 234 · Product/Service ID · Optional · String (AN) · Min 1 Max 48

PO1-12 · 235 · Product/Service ID Qualifier · Optional · Identifier (ID)

• MF: Manufacturer

PO1-13 · 234 · Product/Service ID · Optional · String (AN) · Min 1 Max 48

ACK Loop Required Max >1

270 Detail > PO1 Loop > ACK Loop > ACK

ACK Line Item Acknowledgment

Required · Max use 1

ACK-01 · 668 · Line Item Status Code · Required · Identifier (ID)

• BP: Item Accepted - Partial Shipment, Balance Backordered
• IA: Item Accepted
• IB: Item Backordered
• IC: Item Accepted - Changes Made
• IP: Item Accepted - Price Changed
• IQ: Item Accepted - Quantity Changed
• IR: Item Rejected

ACK-02 · 380 · Quantity · Required · Decimal number (R) · Min 1 Max 15

ACK-03 · 355 · Unit or Basis for Measurement Code · Required · Identifier (ID)

• EA: Each

ACK-04 · 374 · Date/Time Qualifier · Required · Identifier (ID)

• 083: Scheduled for Shipment (Prior to and Including)
• 371: Estimated Arrival Date

ACK-05 · 373 · Date · Required · Date (DT) · CCYYMMDD format

Summary

CTT Loop Optional Max >1

010 Summary > CTT Loop > CTT

CTT Transaction Totals

Required · Max use 1

CTT-01 · 354 · Number of Line Items · Required · Numeric (N0) · Min 1 Max 6

CTT-02 · 347 · Hash Total · Optional · Decimal number (R) · Min 1 Max 10

030 Summary > SE

SE Transaction Set Trailer

Required · Max use 1

SE-01 · 96 · Number of Included Segments · Required · Numeric (N0) · Min 1 Max 10

SE-02 · 329 · Transaction Set Control Number · Required · Numeric (N) · Min 4 Max 9

GE Functional Group Trailer

Required · Max use 1

GE-01 · 97 · Number of Transaction Sets Included · Required · Numeric (N0) · Min 1 Max 6

GE-02 · 28 · Group Control Number · Required · Numeric (N0) · Min 1 Max 9

IEA Interchange Control Trailer

Required · Max use 1

IEA-01 · I16 · Number of Included Functional Groups · Required · Numeric (N0) · Min 1 Max 5

IEA-02 · I12 · Interchange Control Number · Required · Numeric (N0) · Min 9 Max 9

EDI Samples

Multiple Line Items

ISA*00*          *00*          *ZZ*SENDER         *ZZ*RECEIVER       *240722*2132*U*00401*000000001*0*T*>~
GS*PR*SENDERGS*RECEIVERGS*20240722*213259*000000001*X*004010~
ST*855*0001~
BAK*00*AD*P709554701*20060222****9777337*20060222~
PER*IC*SOUTHEAST 3*TE*727-539-7429*EM*sample@testemail.com~
PO1*1*2*EA*91.55*CP*VP*430723*BP*YYT1-430723~
ACK*IA*2*EA*083*20060222~
PO1*2*1*EA*31.25*CP*VP*332223*BP*B122023~
ACK*IA*1*EA*083*20060222~
CTT*2*3~
SE*9*0001~
GE*1*000000001~
IEA*1*000000001~

Single Line Item

ISA*00*          *00*          *ZZ*SENDER         *ZZ*RECEIVER       *240722*2132*U*00401*000000001*0*T*>~
GS*PR*SENDERGS*RECEIVERGS*20240722*213234*000000001*X*004010~
ST*855*0001~
BAK*00*AD*P709554701*20060222****9777337*20060222~
PER*IC*SOUTHEAST 3*TE*727-539-7429*EM*sample@testemail.com~
PO1*1*2*EA*91.55*CP*VP*430723*BP*YYT1-430723~
ACK*IA*2*EA*083*20060222~
CTT*1*2~
SE*7*0001~
GE*1*000000001~
IEA*1*000000001~