Keystone
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Purchase Order
  • Specification
  • EDI Inspector
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X12 850 Purchase Order

X12 Release 4010

This Draft Standard for Trial Use 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
EDI sample
  • Sample 1
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Overview
ISA
-
Interchange Control Header
Max use 1
Required
GS
-
Functional Group Header
Max use 1
Required
heading
ST
010
Transaction Set Header
Max use 1
Required
BEG
020
Beginning Segment for Purchase Order
Max use 1
Required
REF
050
Reference Identification
Max use 1
Required
ITD
130
Terms of Sale/Deferred Terms of Sale
Max use 1
Optional
DTM
150
Date/Time Reference
Max use 10
Optional
TD5
240
Carrier Details (Routing Sequence/Transit Time)
Max use 12
Optional
N9 Loop
detail
PO1 Loop
GE
-
Functional Group Trailer
Max use 1
Required
IEA
-
Interchange Control Trailer
Max use 1
Required
ISA

Interchange Control Header

RequiredMax use 1

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

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

Code to identify 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 10Max 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 to identify 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 10Max 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 2Max 2

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

Codes
ISA-06
I06
Interchange Sender ID
Required
String (AN)
Min 15Max 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 2Max 2

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

Codes
ISA-08
I07
Interchange Receiver ID
Required
String (AN)
Min 15Max 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
I10
Interchange Control Standards Identifier
Required
Identifier (ID)

Code to identify the agency responsible for the control standard used by the message that is enclosed by the interchange header and trailer

U
U.S. EDI Community of ASC X12, TDCC, and UCS
ISA-12
I11
Interchange Control Version Number
Required
Identifier (ID)

This version number covers the interchange control segments

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 9Max 9

A control number assigned by the interchange sender

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

Code sent by the sender to request an interchange acknowledgment (TA1)

0
No Acknowledgment Requested
1
Interchange Acknowledgment Requested
ISA-15
I14
Usage Indicator
Required
Identifier (ID)
Min 1Max 1

Code to indicate 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 1Max 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

Functional Group Header

RequiredMax use 1

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

Example
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 2Max 15

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

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

Code identifying party receiving transmission. Codes agreed to by trading partners

Required
Date (DT)
CCYYMMDD format

Date expressed as CCYYMMDD

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 1Max 9

Assigned number originated and maintained by the sender

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

Code used in conjunction with Data Element 480 to identify the issuer of the standard

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

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

Heading

ST
010
Heading > ST

Transaction Set Header

RequiredMax use 1

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

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

Code uniquely identifying a Transaction Set

  • The transaction set identifier (ST01) 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
Numeric (N0)
Min 4Max 9

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

BEG
020
Heading > BEG

Beginning Segment for Purchase Order

RequiredMax use 1

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

Example
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

DS
Dropship
SA
Stand-alone Order
BEG-03
324
Purchase Order Number
Required
String (AN)
Min 1Max 22

Identifying number for Purchase Order assigned by the orderer/purchaser

Usage notes

Keystone's Purchase Order Number

BEG-04
328
Release Number
Optional
String (AN)
Min 1Max 30

Number identifying a release against a Purchase Order previously placed by the parties involved in the transaction

Required
Date (DT)
CCYYMMDD format

Date expressed as CCYYMMDD

  • BEG05 is the date assigned by the purchaser to purchase order.
REF
050
Heading > REF

Reference Identification

RequiredMax use >1

To specify identifying information

Example
REF-01
128
Reference Identification Qualifier
Required
Identifier (ID)

Code qualifying the Reference Identification

IA
Internal Vendor Number
REF-02
127
Reference Identification
Required
String (AN)
Min 1Max 30

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

ITD
130
Heading > ITD

Terms of Sale/Deferred Terms of Sale

OptionalMax use >1

To specify terms of sale

Example
If Terms Discount Percent (ITD-03) is present, then at least one of Terms Discount Due Date (ITD-04), Terms Discount Days Due (ITD-05) or Day of Month (ITD-13) is required
If Terms Discount Amount (ITD-08) is present, then at least one of Terms Discount Due Date (ITD-04), Terms Discount Days Due (ITD-05) or Day of Month (ITD-13) is required
ITD-01
336
Terms Type Code
Optional
Identifier (ID)

Code identifying type of payment terms

  • If the code in ITD01 is "04", then ITD07 or ITD09 is required and either ITD10 or ITD11 is required; if the code in ITD01 is "05", then ITD06 or ITD07 is required.
01
Basic
04
Deferred or Installment
ITD-02
333
Terms Basis Date Code
Optional
Identifier (ID)

Code identifying the beginning of the terms period

3
Invoice Date
15
Receipt of Goods
ITD-03
338
Terms Discount Percent
Optional
Decimal number (R)
Min 1Max 6

Terms discount percentage, expressed as a percent, available to the purchaser if an invoice is paid on or before the Terms Discount Due Date

ITD-04
370
Terms Discount Due Date
Optional
Date (DT)
CCYYMMDD format

Date payment is due if discount is to be earned expressed in format CCYYMMDD

ITD-05
351
Terms Discount Days Due
Optional
Numeric (N0)
Min 1Max 3

Number of days in the terms discount period by which payment is due if terms discount is earned

ITD-06
446
Terms Net Due Date
Optional
Date (DT)
CCYYMMDD format

Date when total invoice amount becomes due expressed in format CCYYMMDD

ITD-07
386
Terms Net Days
Optional
Numeric (N0)
Min 1Max 3

Number of days until total invoice amount is due (discount not applicable)

ITD-08
362
Terms Discount Amount
Optional
Numeric (N2)
Min 1Max 10

Total amount of terms discount

ITD-09
388
Terms Deferred Due Date
Optional
Date (DT)
CCYYMMDD format

Date deferred payment or percent of invoice payable is due expressed in format CCYYMMDD

ITD-10
389
Deferred Amount Due
Optional
Numeric (N2)
Min 1Max 10

Deferred amount due for payment

ITD-12
352
Description
Optional
String (AN)
Min 1Max 80

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

ITD-13
765
Day of Month
Optional
Numeric (N0)
Min 1Max 2

The numeric value of the day of the month between 1 and the maximum day of the month being referenced

DTM
150
Heading > DTM

Date/Time Reference

OptionalMax use 10

To specify pertinent dates and times

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

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

002
Delivery Requested
Required
Date (DT)
CCYYMMDD format

Date expressed as CCYYMMDD

TD5
240
Heading > TD5

Carrier Details (Routing Sequence/Transit Time)

OptionalMax use 12

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

Example
TD5-05
387
Routing
Required
String (AN)
Min 1Max 35

Free-form description of the routing or requested routing for shipment, or the originating carrier's identity

Usage notes

Carrier Name

N9 Loop
OptionalMax 1000
N9
295
Heading > N9 Loop > N9

Reference Identification

RequiredMax use 1

To transmit identifying information as specified by the Reference Identification Qualifier

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

Code qualifying the Reference Identification

ZZ
Mutually Defined
N9-02
127
Reference Identification
Required
String (AN)
Min 1Max 30

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

MSG
300
Heading > N9 Loop > MSG

Message Text

OptionalMax use 7

To provide a free-form format that allows the transmission of text information

Example
MSG-01
933
Free-Form Message Text
Required
String (AN)
Min 1Max 264

Free-form message text

N9 Loop end
N1 Loop Bill-to-Party
OptionalMax 1
Variants (all may be used)
N1 Loop Ship To
N1
310
Heading > N1 Loop Bill-to-Party > N1

Name

RequiredMax use 1

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

Example
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
Required
String (AN)
Min 1Max 60

Free-form name

Usage notes

Bill To Name

N3
330
Heading > N1 Loop Bill-to-Party > N3

Address Information

RequiredMax use 2

To specify the location of the named party

Example
N3-01
166
Address Information
Required
String (AN)
Min 1Max 55

Address information

Usage notes

Bill To Address - Line 1

N3-02
166
Address Information
Optional
String (AN)
Min 1Max 55

Address information

Usage notes

Bill To Address - Line 2

N4
340
Heading > N1 Loop Bill-to-Party > N4

Geographic Location

RequiredMax use >1

To specify the geographic place of the named party

Example
N4-01
19
City Name
Optional
String (AN)
Min 2Max 30

Free-form text for city name

  • A combination of either N401 through N404, or N405 and N406 may be adequate to specify a location.
Usage notes

Bill To Party City

N4-02
156
State or Province Code
Optional
Identifier (ID)
Min 2Max 2

Code (Standard State/Province) as defined by appropriate government agency

  • N402 is required only if city name (N401) is in the U.S. or Canada.
Usage notes

Bill To State/Province Code

N4-03
116
Postal Code
Optional
Identifier (ID)
Min 3Max 15

Code defining international postal zone code excluding punctuation and blanks (zip code for United States)

Usage notes

Bill To Postal Code

N4-04
26
Country Code
Optional
Identifier (ID)
Min 2Max 3

Code identifying the country

Usage notes

Bill To Country

N1 Loop Bill-to-Party end
N1 Loop Ship To
OptionalMax 1
Variants (all may be used)
N1 Loop Bill-to-Party
N1
310
Heading > N1 Loop Ship To > N1

Name

RequiredMax use 1

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

Example
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

ST
Ship To
Required
String (AN)
Min 1Max 60

Free-form name

Usage notes

Ship To Name

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

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

92
Assigned by Buyer or Buyer's Agent
N1-04
67
Identification Code
Optional
String (AN)
Min 2Max 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.
Usage notes

Keystone's Location Code or Blank for dropships

N3
330
Heading > N1 Loop Ship To > N3

Address Information

RequiredMax use 2

To specify the location of the named party

Example
N3-01
166
Address Information
Required
String (AN)
Min 1Max 55

Address information

Usage notes

Ship To Address - Line 1

N3-02
166
Address Information
Optional
String (AN)
Min 1Max 55

Address information

Usage notes

Ship To Address - Line 2

N4
340
Heading > N1 Loop Ship To > N4

Geographic Location

RequiredMax use >1

To specify the geographic place of the named party

Example
N4-01
19
City Name
Optional
String (AN)
Min 2Max 30

Free-form text for city name

  • A combination of either N401 through N404, or N405 and N406 may be adequate to specify a location.
Usage notes

Ship To City

N4-02
156
State or Province Code
Optional
Identifier (ID)
Min 2Max 2

Code (Standard State/Province) as defined by appropriate government agency

  • N402 is required only if city name (N401) is in the U.S. or Canada.
Usage notes

Ship To State/Province Code

N4-03
116
Postal Code
Optional
Identifier (ID)
Min 3Max 15

Code defining international postal zone code excluding punctuation and blanks (zip code for United States)

Usage notes

Ship To Postal Code

N4-04
26
Country Code
Optional
Identifier (ID)
Min 2Max 3

Code identifying the country

Usage notes

Ship To Country

N1 Loop Ship To end
Heading end

Detail

PO1 Loop
RequiredMax 100000
PO1
010
Detail > PO1 Loop > PO1

Baseline Item Data

RequiredMax use 1

To specify basic and most frequently used line item data

  • PO102 is required.
Example
If Unit or Basis for Measurement Code (PO1-03) is present, then Quantity Ordered (PO1-02) 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 1Max 20

Alphanumeric characters assigned for differentiation within a transaction set

  • PO101 is the line item identification.
Usage notes

Keystone's Order Line Number

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

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 1Max 18

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

PO1-06
235
Product/Service ID Qualifier
Required
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., U.P.C. No., ISBN No., Model No., or SKU.
BP
Buyer's Part Number
PO1-07
234
Product/Service ID
Required
String (AN)
Min 1Max 48

Identifying number for a product or service

Usage notes

Keystone's Part Number

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)

  • PO106 through PO125 provide for ten different product/service IDs per each item. For example: Case, Color, Drawing No., U.P.C. No., ISBN No., Model No., or SKU.
VN
Vendor's (Seller's) Item Number
PO1-09
234
Product/Service ID
Optional
String (AN)
Min 1Max 48

Identifying number for a product or service

Usage notes

Seller's Part Number

PID Loop
OptionalMax 1000
PID
050
Detail > PO1 Loop > PID Loop > PID

Product/Item Description

RequiredMax use 1

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

Example
PID-01
349
Item Description Type
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
PID-05
352
Description
Required
String (AN)
Min 1Max 80

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

Usage notes

Product Description

PID Loop end
PO1 Loop end
Detail end

Summary

CTT Loop
OptionalMax 1
CTT
010
Summary > CTT Loop > CTT

Transaction Totals

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

Total number of line items in the transaction set

Usage notes

The number of PO1 segments present in the transaction set

CTT Loop end
SE
030
Summary > SE

Transaction Set Trailer

RequiredMax 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)

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

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

SE-02
329
Transaction Set Control Number
Required
Numeric (N0)
Min 4Max 9

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

Summary end

Functional Group Trailer

RequiredMax use 1

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

Example
GE-01
97
Number of Transaction Sets Included
Required
Numeric (N0)
Min 1Max 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 1Max 9

Assigned number originated and maintained by the sender

Interchange Control Trailer

RequiredMax use 1

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

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

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

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

A control number assigned by the interchange sender

EDI Samples

Sample 1

ISA*00* *00* *01*011678799 *12*0000000000 *150811*1419*U*00400*000000019*0*P*>~
GS*PO*011678799*000000000000*20150811*141900*000000019*X*004010~
ST*850*0001~
BEG*00*SA*0161713**20150811~
REF*IA*X99~
ITD************TERMS DESCRIPTION~
DTM*002*20150825~
TD5*****ROADWAY~
N9*ZZ*01~
MSG*ALL TERMS AND DISCOUNTS APPLY ATTN BARB ~
MSG*COMBINE ORDERS 555-555-5555 FAX~
MSG*CONFIRM W/ERIKA – PURCHASING FAX 555 555 5555~
MSG*PLEASE DELIVER WITHIN NORMAL LEAD-TIMES~
MSG* D.O.D. PROGRAM ACCOUNT #99999 B/O~
MSG*PACKING SLIP MUST BE IN AN ENVELOPE AND ATTACHED TO THE BILL OF LADING; THE~
MSG*BILL MUST THEN BE MARKED TO SHOW THIS AS A PIECE OF GOODS BEING SHIPPED.~
N1*BT*KEYSTONE AUTOMOTIVE OPERATIONS, INC.~
N3*44 TUNKHANNOCK AVENUE~
N4*EXETER*PA*18643*USA~
N1*ST*KEYSTONE AUTOMOTIVE OPERATIONS*92*01~
N3*SLOCUM AVENUE~
N4*EXETER*PA*18643*USA~
PO1*00001*2*EA*17.25**BP*17221*VN*A-17221~
PID*F****PART DESCRIPTION 1~
PO1*00002*2*EA*45.99**BP*17228*VN*A-17228~
PID*F****PART DESCRIPTION 2~
PO1*00003*2*EA*6.50**BP*17267*VN*A-17267~
PID*F****PART DESCRIPTION 3~
CTT*3~
SE*28*0001~
GE*1*000000019~
IEA*1*000000019~

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