X12 850 Purchase Order

X12 Release 8010

This X12 Transaction Set contains the format and establishes the data contents of the Purchase Order Transaction Set (850) for use within the context of an Electronic Data Interchange (EDI) environment. The transaction set can be used to provide for customary and established business and industry practice relative to the placement of purchase orders for goods and services. This transaction set should not be used to convey purchase order changes or purchase order acknowledgment information.

Delimiters

• ~ Segment
• * Element
• > Component
• ^ Repetition

ISA Interchange Control Header

Required · Max use 1

To start and identify an interchange of zero or more functional groups and interchange-related control segments

ISA-01 · I01 · Authorization Information Qualifier · Required · Identifier (ID)

Code identifying the type of information in the Authorization Information

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

ISA-02 · I02 · Authorization Information · Required · String (AN) · Min 10 Max 10

Information used for additional identification or authorization of the interchange sender or the data in the interchange; the type of information is set by the Authorization Information Qualifier (I01)

ISA-03 · I03 · Security Information Qualifier · Required · Identifier (ID)

Code identifying the type of information in the Security Information

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

ISA-04 · I04 · Security Information · Required · String (AN) · Min 10 Max 10

This is used for identifying the security information about the interchange sender or the data in the interchange; the type of information is set by the Security Information Qualifier (I03)

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

Code indicating the system/method of code structure used to designate the sender or receiver ID element being qualified

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 15 Max 15

Identification code published by the sender for other parties to use as the receiver ID to route data to them; the sender always codes this value in the sender ID element

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

Code indicating the system/method of code structure used to designate the sender or receiver ID element being qualified

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 15 Max 15

Identification code published by the receiver of the data; When sending, it is used by the sender as their sending ID, thus other parties sending to them will use this as a receiving ID to route data to them

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

Date of the interchange

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

Time of the interchange

ISA-11 · I65 · Repetition Separator · Required · String (AN) · Min 1 Max 1

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

• ^: Repetition Separator

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

Code specifying the version number of the interchange control segments, the version of the data elements within the control segments, and the code values within those data elements.

• 00801: 00801 Standards Approved for Publication by ASC X12 Procedures Review Board through December 2019

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

A control number assigned by the interchange sender

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

Code indicating sender's request for an interchange acknowledgment

• 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 1 Max 1

Code indicating whether data enclosed by this interchange envelope is test, production or information

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

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

Type is not applicable; the component element separator is a delimiter and not a data element; this field provides the delimiter used to separate component data elements within a composite data structure; this value must be different than the data element separator and the segment terminator

• >: Component Element Separator

GS Functional Group Header

Required · Max use 1

To indicate the beginning of a functional group and to provide control information

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

Code identifying a group of application related transaction sets

• PO: Purchase Order (850)

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

Code identifying party sending transmission; codes agreed to by trading partners

GS-03 · 124 · Application Receiver's Code · Required · String (AN) · Min 2 Max 15

Code identifying party receiving transmission; codes agreed to by trading partners

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

Date expressed as CCYYMMDD where CC represents the first two digits of the calendar year

GS-05 · 337 · Time · Required · Time (TM) · HHMM, HHMMSS, HHMMSSD, or HHMMSSDD format

Time expressed in 24-hour clock time as follows: HHMM, or HHMMSS, or HHMMSSD, or HHMMSSDD, where H = hours (00-23), M = minutes (00-59), S = integer seconds (00-59) and DD = decimal seconds; decimal seconds are expressed as follows: D = tenths (0-9) and DD = hundredths (00-99)

GS-06 · 28 · Group Control Number · Required · Numeric (N0) · Min 1 Max 9

Assigned number originated and maintained by the sender

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

Code identifying the issuer of the standard; this code is used in conjunction with Data Element 480

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

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

Code indicating the version, release, subrelease, and industry identifier of the EDI standard being used, including the GS and GE segments; if code in DE455 in GS segment is X, then in DE 480 positions 1-3 are the version number; positions 4-6 are the release and subrelease, level of the version; and positions 7-12 are the industry or trade association identifiers (optionally assigned by user); if code in DE455 in GS segment is T, then other formats are allowed

• 008010: 008010 Standards Approved for Publication by ASC X12 Procedures Review Board through December 2019

Heading

0100 Heading > ST

ST Transaction Set Header

Required · Max use 1

To indicate the start of a transaction set and to assign a control number

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

Code identifying a Transaction Set

• The transaction set identifier (ST01) is used by the translation routines of the interchange partners to select the appropriate transaction set definition (e.g., 810 selects the Invoice Transaction Set).

• 850: Purchase Order

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

Identifying control number that must be unique within the transaction set functional group assigned by the originator for a transaction set

0200 Heading > BEG

BEG Beginning Segment for Purchase Order

Required · Max use 1

To indicate the beginning of the Purchase Order Transaction Set and transmit identifying numbers and dates

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

Code identifying purpose of transaction set

• 00: Original

BEG-02 · 92 · Purchase Order Type Code · Required · Identifier (ID)

Code specifying the type of Purchase Order

• NE: New Order

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

Identifying number for Purchase Order assigned by the orderer/purchaser

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

Date expressed as CCYYMMDD where CC represents the first two digits of the calendar year

• BEG05 is the date assigned by the purchaser to purchase order.

0400 Heading > CUR

CUR Currency

Optional · Max use 1

To specify the currency (dollars, pounds, francs, etc.) used in a transaction

CUR-01 · 98 · Entity Identifier Code · Required · Identifier (ID)

Code identifying an organizational entity, a physical location, property or an individual

• BY: Buying Party (Purchaser)

CUR-02 · 100 · Currency Code · Required · Identifier (ID)

Code specifying the Standard ISO code for country in whose currency the charges are specified

• USD: US Dollar

1500 Heading > DTM

DTM Date/Time Reference

Optional · Max use 10

To specify pertinent dates and times

DTM-01 · 374 · Date/Time Qualifier · Required · Identifier (ID)

Code specifying type of date or time, or both date and time

• 002: Delivery Requested
• 038: Ship No Later

DTM-02 · 373 · Date · Optional · Date (DT) · CCYYMMDD format

Date expressed as CCYYMMDD where CC represents the first two digits of the calendar year

DTM-03 · 337 · Time · Optional · Time (TM) · HHMM, HHMMSS, HHMMSSD, or HHMMSSDD format

Time expressed in 24-hour clock time as follows: HHMM, or HHMMSS, or HHMMSSD, or HHMMSSDD, where H = hours (00-23), M = minutes (00-59), S = integer seconds (00-59) and DD = decimal seconds; decimal seconds are expressed as follows: D = tenths (0-9) and DD = hundredths (00-99)

2400 Heading > TD5

TD5 Carrier Details (Routing Sequence/Transit Time)

Optional · Max use >1

To specify the carrier and sequence of routing and provide transit time information

If Identification Code Qualifier (TD5-02) is present, then Identification Code (TD5-03) is required

TD5-01 · 133 · Routing Sequence Code · Optional · Identifier (ID) · Min 1 Max 2

Code specifying the relationship of a carrier to a specific shipment movement

TD5-02 · 66 · Identification Code Qualifier · Optional · Identifier (ID)

Code specifying the system/method of code structure used for Identification Code (67)

• When specifying a routing sequence to be used for the shipment movement in lieu of specifying each carrier within the movement, use TD502 to identify the party responsible for defining the routing sequence, and use TD503 to identify the actual routing sequence, specified by the party identified in TD502.

• 0: Petroleum Industry Exchange (PETROEX) Number

TD5-03 · 67 · Identification Code · Optional · String (AN) · Min 2 Max 80

Code identifying a party or other code

TD5-04 · 91 · Transportation Method/Type Code · Optional · Identifier (ID)

Code specifying the method or type of transportation for the shipment

• A: Air
• M: Motor (Common Carrier)
• R: Rail
• S: Ocean

N9 Loop Optional Max >1

2950 Heading > N9 Loop > N9

N9 Extended Reference Information

Required · Max use 1

To transmit identifying information as specified by the Reference Identification Qualifier

N9-01 · 128 · Reference Identification Qualifier · Required · Identifier (ID)

Code identifying the Reference Identification

• ZZ: Mutually Defined

N9-02 · 127 · Reference Identification · Optional · String (AN) · Min 1 Max 80

Reference information as defined for a particular Transaction Set or as specified by the Reference Identification Qualifier

N1 Loop Optional Max >1

3100 Heading > N1 Loop > N1

N1 Party Identification

Required · Max use 1

To identify a party by type of organization, name, and code

At least one of Name (N1-02) or Identification Code Qualifier (N1-03) is required

If either Identification Code Qualifier (N1-03) or Identification Code (N1-04) is present, then the other is required

N1-01 · 98 · Entity Identifier Code · Required · Identifier (ID)

Code identifying an organizational entity, a physical location, property or an individual

• BT: Bill-to-Party
• ST: Ship To
• VN: Vendor

N1-02 · 93 · Name · Optional · String (AN) · Min 1 Max 60

Free-form name

N1-03 · 66 · Identification Code Qualifier · Optional · Identifier (ID)

Code specifying the system/method of code structure used for Identification Code (67)

• 1: D-U-N-S Number, Dun & Bradstreet
• 9: D-U-N-S+4, D-U-N-S Number with Four Character Suffix
• US: Unique Supplier Identification Number (USIN)
• ZZ: Mutually Defined

N1-04 · 67 · Identification Code · Optional · String (AN) · Min 2 Max 80

Code identifying a party or other code

• This segment, used alone, provides the most efficient method of providing organizational identification. To obtain this efficiency the "ID Code" (N104) must provide a key to the table maintained by the transaction processing party.

Detail

PO1 Loop Required Max >1

0100 Detail > PO1 Loop > PO1

PO1 Baseline Item Data

Required · Max use 1

To specify basic and most frequently used line item data

• PO102 is required.

If Unit or Basis for Measurement Code (PO1-03) is present, then Quantity (PO1-02) is required

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

If either Product/Service ID Qualifier (PO1-06) or Product/Service ID (PO1-07) is present, then the other is required

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

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

Alphanumeric characters assigned for differentiation within a transaction set

• PO101 is the line item identification.

PO1-02 · 380 · Quantity · Optional · Decimal number (R) · Min 1 Max 15

Numeric value of quantity

• PO102 is quantity ordered.

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

Code specifying the units in which a value is being expressed, or manner in which a measurement has been taken

• EA: Each

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

Price per unit of product, service, commodity, etc.

PO1-05 · 639 · Basis of Unit Price Code · Optional · Identifier (ID) · Min 2 Max 2

Code identifying the type of unit price for an item

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

Code identifying the type/source of the descriptive number used in Product/Service ID (234)

• PO106 through PO125 provide for ten different product/service IDs per each item. For example: Case, Color, Drawing No., ISBN No., Model No., or SKU.

• BP: Buyer's Part Number

PO1-07 · 234 · Product/Service ID · Optional · String (AN) · Min 1 Max 80

Identifying number for a product or service

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

Code identifying the type/source of the descriptive number used in Product/Service ID (234)

• VP: Vendor's (Seller's) Part Number

PO1-09 · 234 · Product/Service ID · Optional · String (AN) · Min 1 Max 80

Identifying number for a product or service

PID Loop Optional Max >1

0500 Detail > PO1 Loop > PID Loop > PID

PID Product/Item Description

Required · Max use 1

To describe a product or process in coded or free-form format

If Product Description Code (PID-04) is present, then Agency Qualifier Code (PID-03) is required

PID-01 · 349 · Item Description Type Code · Required · Identifier (ID)

Code indicating the format of a description

• If PID01 equals "F", then PID05 is used. If PID01 equals "S", then PID04 is used. If PID01 equals "X", then both PID04 and PID05 are used.

• F: Free-form
• S: Structured (From Industry Code List)
• X: Semi-structured (Code and Text)

PID-02 · 750 · Product/Process Characteristic Code · Optional · Identifier (ID) · Min 2 Max 3

Code identifying the general class of a product or process characteristic

PID-03 · 559 · Agency Qualifier Code · Optional · Identifier (ID) · Min 2 Max 2

Code identifying the agency assigning the code values

• Use PID03 to indicate the organization that publishes the code list being referred to.

PID-04 · 751 · Product Description Code · Optional · String (AN) · Min 1 Max 12

A code from an industry code list which provides specific data about a product characteristic

• PID04 should be used for industry-specific product description codes.

PID-05 · 352 · Description · Optional · String (AN) · Min 1 Max 80

A free-form description to clarify the related data elements and their content

Summary

CTT Loop Optional Max >1

0100 Summary > CTT Loop > CTT

CTT Transaction Totals

Required · Max use 1

To transmit a hash total for a specific element in the transaction set

• The number of line items (CTT01) is the accumulation of the number of PO1 segments. If used, hash total (CTT02) is the sum of the value of quantities ordered (PO102) for each PO1 segment.

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

Total number of line items in the transaction set

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

Sum of values of the specified data element. All values in the data element will be summed without regard to decimal points (explicit or implicit) or signs. Truncation will occur on the left most digits if the sum is greater than the maximum size of the hash total of the data element.

## Example:
-.0018 First occurrence of value being hashed.
.18 Second occurrence of value being hashed.
1.8 Third occurrence of value being hashed.
18.01 Fourth occurrence of value being hashed.
18E2 Fifth occurrence of value being hashed.

1873 Hash Total

0300 Summary > SE

SE Transaction Set Trailer

Required · Max use 1

To indicate the end of the transaction set and provide the count of the transmitted segments (including the beginning (ST) and ending (SE) segments)

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

Total number of segments included in a transaction set including ST and SE segments

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

Identifying control number that must be unique within the transaction set functional group assigned by the originator for a transaction set

GE Functional Group Trailer

Required · Max use 1

To indicate the end of a functional group and to provide control information

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

Total number of transaction sets included in the functional group or interchange (transmission) group terminated by the trailer containing this data element

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

Assigned number originated and maintained by the sender

IEA Interchange Control Trailer

Required · Max use 1

To define the end of an interchange of zero or more functional groups and interchange-related control segments

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

A count of the number of functional groups included in an interchange

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

A control number assigned by the interchange sender