X12 Release 5010
Delimiters: ~ Segment * Element > Component
Certified June 21, 2023
7-Eleven

X12 850 Purchase Order

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.
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
ISA01
I01
Authorization Information Qualifier
Required
ID
Min 2 Max 2
Code identifying the type of information in the Authorization Information
ISA02
I02
Authorization Information
Required
alphanumeric (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)
ISA03
I03
Security Information Qualifier
Required
ID
Min 2 Max 2
Code identifying the type of information in the Security Information
ISA04
I04
Security Information
Required
alphanumeric (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)
ISA05
I05
Interchange ID Qualifier
Required
ID
Min 2 Max 2
Code indicating the system/method of code structure used to designate the sender or receiver ID element being qualified
ISA06
I06
Interchange Sender ID
Required
alphanumeric (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
ISA07
I05
Interchange ID Qualifier
Required
ID
Min 2 Max 2
Code indicating the system/method of code structure used to designate the sender or receiver ID element being qualified
ISA08
I07
Interchange Receiver ID
Required
alphanumeric (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
ISA09
I08
Interchange Date
Required
date (DT)
Min 6 Max 6
Date of the interchange
ISA10
I09
Interchange Time
Required
time (TM)
Min 4 Max 4
Time of the interchange
ISA11
I65
Repetition Separator
Required
undefined ()
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
ISA12
I11
Interchange Control Version Number
Required
ID
Min 5 Max 5
Code specifying the version number of the interchange control segments
ISA13
I12
Interchange Control Number
Required
numeric (N0)
Min 9 Max 9
A control number assigned by the interchange sender
ISA14
I13
Acknowledgment Requested
Required
ID
Min 1 Max 1
Code indicating sender's request for an interchange acknowledgment
ISA15
I14
Interchange Usage Indicator
Required
ID
Min 1 Max 1
Code indicating whether data enclosed by this interchange envelope is test, production or information
ISA16
I15
Component Element Separator
Required
undefined ()
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
GS
Functional Group Header
Required
Max Use 1
To indicate the beginning of a functional group and to provide control information
GS01
479
Functional Identifier Code
Required
ID
Min 2 Max 2
Code identifying a group of application related transaction sets
GS02
142
Application Sender's Code
Required
alphanumeric (AN)
Min 2 Max 15
Code identifying party sending transmission; codes agreed to by trading partners
GS03
124
Application Receiver's Code
Required
alphanumeric (AN)
Min 2 Max 15
Code identifying party receiving transmission; codes agreed to by trading partners
GS04
373
Date
Required
longDate (DT)
Min 8 Max 8
Date expressed as CCYYMMDD where CC represents the first two digits of the calendar year
GS05
337
Time
Required
time (TM)
Min 4 Max 8
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)
GS06
28
Group Control Number
Required
numeric (N0)
Min 1 Max 9
Assigned number originated and maintained by the sender
GS07
455
Responsible Agency Code
Required
ID
Min 1 Max 2
Code identifying the issuer of the standard; this code is used in conjunction with Data Element 480
GS08
480
Version / Release / Industry Identifier Code
Required
alphanumeric (AN)
Min 1 Max 12
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
ST
Transaction Set Header
Required
Max Use 1
To indicate the start of a transaction set and to assign a control number
ST01
143
Transaction Set Identifier Code
Required
ID
Min 3 Max 3
Code uniquely identifying a Transaction Set
ST02
329
Transaction Set Control Number
Required
alphanumeric (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
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
BEG01
353
Transaction Set Purpose Code
Required
ID
Min 2 Max 2
Code identifying purpose of transaction set
00
Original
BEG02
92
Purchase Order Type Code
Required
ID
Min 2 Max 2
Code specifying the type of Purchase Order
SA
Stand-alone Order
BEG03
324
Purchase Order Number
Required
alphanumeric (AN)
Min 1 Max 22
Identifying number for Purchase Order assigned by the orderer/purchaser
BEG05
373
Date
Required
longDate (DT)
Min 8 Max 8
Date expressed as CCYYMMDD where CC represents the first two digits of the calendar year
BEG08
1019
Invoice Type Code
Optional
ID
Min 3 Max 3
Code defining the method by which invoices are to be processed
IEL
Invoice Electronically
BEG09
1166
Contract Type Code
Optional
ID
Min 2 Max 2
Code identifying a contract type
09
Other
DTM
Date/Time Reference
Required
Max Use 10
To specify pertinent dates and times
Syntax Notes
At least one of DTM02, DTM03 or DTM05 is required.
If DTM04 is present, then and DTM03 is required.
If any of DTM05 or DTM06 are present, then all are required.
DTM01
374
Date/Time Qualifier
Required
ID
Min 3 Max 3
Code specifying type of date or time, or both date and time
074
Requested for Delivery (Prior to and Including)
DTM02
373
Date
Required
longDate (DT)
Min 8 Max 8
Date expressed as CCYYMMDD where CC represents the first two digits of the calendar year

N9 loop

Min Items
Max Loop 1000
N9
Extended Reference Information
Required
Max Use 1
To transmit identifying information as specified by the Reference Identification Qualifier
Syntax Notes
At least one of N902 or N903 is required.
If N906 is present, then and N905 is required.
N901
128
Reference Identification Qualifier
Required
ID
Min 2 Max 3
Code qualifying the Reference Identification
K6
Purchase Description
N902
127
Reference Identification
Optional
alphanumeric (AN)
Min 1 Max 50
Reference information as defined for a particular Transaction Set or as specified by the Reference Identification Qualifier
N903
369
Free-form Description
Optional
alphanumeric (AN)
Min 1 Max 45
Free-form descriptive text

N1 loop

Required
Min Items
Max Loop 200
N1
Party Identification
Required
Max Use 1
To identify a party by type of organization, name, and code
Syntax Notes
At least one of N102 or N103 is required.
If any of N103 or N104 are present, then all are required.
N101
98
Entity Identifier Code
Required
ID
Min 2 Max 3
Code identifying an organizational entity, a physical location, property or an individual
SN
Store
N102
93
Name
Optional
alphanumeric (AN)
Min 1 Max 60
Free-form name
N103
66
Identification Code Qualifier
Optional
ID
Min 1 Max 2
Code designating the system/method of code structure used for Identification Code (67)
92
Assigned by Buyer or Buyer's Agent
N104
67
Identification Code
Optional
alphanumeric (AN)
Min 2 Max 80
Code identifying a party or other code
N1
Party Identification
Required
Max Use 1
To identify a party by type of organization, name, and code
Syntax Notes
At least one of N102 or N103 is required.
If any of N103 or N104 are present, then all are required.
N101
98
Entity Identifier Code
Required
ID
Min 2 Max 3
Code identifying an organizational entity, a physical location, property or an individual
VN
Vendor
N102
93
Name
Optional
Min 1 Max 1
Free-form name
N103
66
Identification Code Qualifier
Optional
ID
Min 1 Max 2
Code designating the system/method of code structure used for Identification Code (67)
92
Assigned by Buyer or Buyer's Agent
N104
67
Identification Code
Optional
alphanumeric (AN)
Min 2 Max 80
Code identifying a party or other code
N1
Party Identification
Required
Max Use 1
To identify a party by type of organization, name, and code
Syntax Notes
At least one of N102 or N103 is required.
If any of N103 or N104 are present, then all are required.
N101
98
Entity Identifier Code
Required
ID
Min 2 Max 3
Code identifying an organizational entity, a physical location, property or an individual
SU
Supplier/Manufacturer
N102
93
Name
Optional
Min 1 Max 1
Free-form name
N103
66
Identification Code Qualifier
Optional
ID
Min 1 Max 2
Code designating the system/method of code structure used for Identification Code (67)
92
Assigned by Buyer or Buyer's Agent
N104
67
Identification Code
Optional
alphanumeric (AN)
Min 2 Max 80
Code identifying a party or other code
N1
Party Identification
Optional
Max Use 1
To identify a party by type of organization, name, and code
Syntax Notes
At least one of N102 or N103 is required.
If any of N103 or N104 are present, then all are required.
N101
98
Entity Identifier Code
Required
ID
Min 2 Max 3
Code identifying an organizational entity, a physical location, property or an individual
DB
Distributor Branch
N102
93
Name
Optional
Min 1 Max 1
Free-form name
N103
66
Identification Code Qualifier
Optional
ID
Min 1 Max 2
Code designating the system/method of code structure used for Identification Code (67)
92
Assigned by Buyer or Buyer's Agent
N104
67
Identification Code
Optional
alphanumeric (AN)
Min 2 Max 80
Code identifying a party or other code
REF
Reference Information
Optional
Max Use 12
To specify identifying information
Syntax Notes
At least one of REF02 or REF03 is required.
REF01
128
Reference Identification Qualifier
Required
ID
Min 2 Max 3
Code qualifying the Reference Identification
AEM
Distribution Center Number
REF02
127
Reference Identification
Optional
alphanumeric (AN)
Min 1 Max 50
Reference information as defined for a particular Transaction Set or as specified by the Reference Identification Qualifier
REF
Reference Information
Required
Max Use 12
To specify identifying information
Syntax Notes
At least one of REF02 or REF03 is required.
REF01
128
Reference Identification Qualifier
Required
ID
Min 2 Max 3
Code qualifying the Reference Identification
KK
Delivery Reference
REF02
127
Reference Identification
Optional
alphanumeric (AN)
Min 1 Max 50
Reference information as defined for a particular Transaction Set or as specified by the Reference Identification Qualifier
TD5
Carrier Details (Routing Sequence/Transit Time)
Required
Max Use 12
To specify the carrier and sequence of routing and provide transit time information
Syntax Notes
At least one of TD502, TD504, TD505, TD506 or TD512 is required.
If TD502 is present, then and TD503 is required.
If TD507 is present, then and TD508 is required.
If TD510 is present, then and TD511 is required.
If TD513 is present, then and TD512 is required.
If TD514 is present, then and TD513 is required.
If TD515 is present, then and TD512 is required.
TD502
66
Identification Code Qualifier
Optional
ID
Min 1 Max 2
Code designating the system/method of code structure used for Identification Code (67)
44
Return Sequence Number
TD503
67
Identification Code
Optional
alphanumeric (AN)
Min 2 Max 80
Code identifying a party or other code
TD505
387
Routing
Optional
alphanumeric (AN)
Min 1 Max 35
Free-form description of the routing or requested routing for shipment, or the originating carrier's identity
TD507
309
Location Qualifier
Optional
ID
Min 1 Max 2
Code identifying type of location
AP
All Points
TD508
310
Location Identifier
Optional
alphanumeric (AN)
Min 1 Max 30
Code which identifies a specific location

PO1 loop

Required
Min Items
Max Loop 100000
PO1
Baseline Item Data
Required
Max Use 1
To specify basic and most frequently used line item data
Syntax Notes
If PO103 is present, then and PO102 is required.
If PO105 is present, then and PO104 is required.
If any of PO106 or PO107 are present, then all are required.
If any of PO108 or PO109 are present, then all are required.
If any of PO110 or PO111 are present, then all are required.
If any of PO112 or PO113 are present, then all are required.
If any of PO114 or PO115 are present, then all are required.
If any of PO116 or PO117 are present, then all are required.
If any of PO118 or PO119 are present, then all are required.
If any of PO120 or PO121 are present, then all are required.
If any of PO122 or PO123 are present, then all are required.
If any of PO124 or PO125 are present, then all are required.
PO101
350
Assigned Identification
Required
alphanumeric (AN)
Min 1 Max 20
Alphanumeric characters assigned for differentiation within a transaction set
PO102
380
Quantity
Optional
decimal (R)
Min 1 Max 15
Numeric value of quantity
PO104
212
Unit Price
Optional
decimal (R)
Min 1 Max 17
Price per unit of product, service, commodity, etc.
PO106
235
Product/Service ID Qualifier
Optional
ID
Min 2 Max 2
Code identifying the type/source of the descriptive number used in Product/Service ID (234)
UK
GTIN 14-digit Data Structure
PO107
234
Product/Service ID
Optional
alphanumeric (AN)
Min 1 Max 48
Identifying number for a product or service
PO108
235
Product/Service ID Qualifier
Optional
ID
Min 2 Max 2
Code identifying the type/source of the descriptive number used in Product/Service ID (234)
PI
Purchaser's Item Code
PO109
234
Product/Service ID
Optional
alphanumeric (AN)
Min 1 Max 48
Identifying number for a product or service
CTP loop
Required
CTP
98
Pricing Information
Required
Min 1 Max 1
Max Use 1
To specify pricing information
Syntax Notes
If any of CTP04 or CTP05 are present, then all are required.
If CTP06 is present, then and CTP07 is required.
If CTP09 is present, then and CTP02 is required.
If CTP10 is present, then and CTP02 is required.
If CTP11 is present, then and CTP03 is required.
CTP02
236
Price Identifier Code
Required
ID
Min 3 Max 3
Code identifying pricing specification
DSC
Discount Amount Allowed
EUP
Expected Unit Price
CTP03
212
Unit Price
Required
decimal (R)
Min 1 Max 17
Price per unit of product, service, commodity, etc.
SAC loop
Required
Max Loop 25
SAC
98
Service, Promotion, Allowance, or Charge Information
Required
Min 1 Max 1
Max Use 1
To request or identify a service, promotion, allowance, or charge; to specify the amount or percentage for the service, promotion, allowance, or charge
Syntax Notes
At least one of SAC02 or SAC03 is required.
If any of SAC03 or SAC04 are present, then all are required.
If any of SAC06 or SAC07 are present, then all are required.
If any of SAC09 or SAC10 are present, then all are required.
If SAC11 is present, then and SAC10 is required.
If SAC14 is present, then and SAC13 is required.
If SAC16 is present, then and SAC15 is required.
SAC01
248
Allowance or Charge Indicator
Required
ID
Min 1 Max 1
Code which indicates an allowance or charge for the service specified
C
Charge
SAC02
1300
Service, Promotion, Allowance, or Charge Code
Required
ID
Min 4 Max 4
Code identifying the service, promotion, allowance, or charge
C110
Deposit
SAC05
610
Amount
Required
numeric2 (N2)
Min 1 Max 15
Monetary amount
CTP
98
Pricing Information
Required
Min 1 Max 1
Max Use 1
To specify pricing information
Syntax Notes
If any of CTP04 or CTP05 are present, then all are required.
If CTP06 is present, then and CTP07 is required.
If CTP09 is present, then and CTP02 is required.
If CTP10 is present, then and CTP02 is required.
If CTP11 is present, then and CTP03 is required.
CTP02
236
Price Identifier Code
Required
ID
Min 3 Max 3
Code identifying pricing specification
DSC
Discount Amount Allowed
EUP
Expected Unit Price
CTP03
212
Unit Price
Required
decimal (R)
Min 1 Max 17
Price per unit of product, service, commodity, etc.
CTB
Restrictions/Conditions
Optional
To specify restrictions/conditions (such as shipping, ordering)
Syntax Notes
At least one of CTB02, CTB04 or CTB06 is required.
If any of CTB03 or CTB04 are present, then all are required.
If any of CTB05 or CTB06 are present, then all are required.
If CTB07 is present, then and CTB04 is required.
CTB01
688
Restrictions/Conditions Qualifier
Required
ID
Min 2 Max 2
Code identifying the type of restriction/condition
SR
Shipping
CTB05
522
Amount Qualifier Code
Optional
ID
Min 1 Max 3
Code to qualify amount
GB
Price, High Value
CTB06
610
Amount
Optional
numeric2 (N2)
Min 1 Max 15
Monetary amount
QTY loop
Required
QTY
98
Quantity Information
Required
Min 1 Max 1
Max Use 1
To specify quantity information
Syntax Notes
At least one of QTY02 or QTY04 is required.
oneOrNone
QTY01
673
Quantity Qualifier
Required
ID
Min 2 Max 2
Code specifying the type of quantity
T5
Total Number of Units
MO
Minimum Order Package Level
QTY02
380
Quantity
Required
decimal (R)
Min 1 Max 15
Numeric value of quantity
QTY loop
Required
QTY
98
Quantity Information
Required
Min 1 Max 1
Max Use 1
To specify quantity information
Syntax Notes
At least one of QTY02 or QTY04 is required.
oneOrNone
QTY01
673
Quantity Qualifier
Required
ID
Min 2 Max 2
Code specifying the type of quantity
T5
Total Number of Units
MO
Minimum Order Package Level
QTY04
61
Free-form Information
Required
alphanumeric (AN)
Min 1 Max 30
Free-form information
N9 loop
Optional
Max Loop 1000
N9
98
Extended Reference Information
Required
Min 1 Max 1
Max Use 1
To transmit identifying information as specified by the Reference Identification Qualifier
Syntax Notes
At least one of N902 or N903 is required.
If N906 is present, then and N905 is required.
N901
128
Reference Identification Qualifier
Required
ID
Min 2 Max 3
Code qualifying the Reference Identification
A1
Analysis number/Test number
N902
127
Reference Identification
Required
alphanumeric (AN)
Min 1 Max 50
Reference information as defined for a particular Transaction Set or as specified by the Reference Identification Qualifier
N903
369
Free-form Description
Required
alphanumeric (AN)
Min 1 Max 45
Free-form descriptive text
PMA
Product market analysis code
AMT loop
Required
AMT
98
Monetary Amount Information
Required
Min 1 Max 1
Max Use 1
To indicate the total monetary amount
AMT01
522
Amount Qualifier Code
Required
ID
Min 1 Max 3
Code to qualify amount
1
Line Item Total
AMT02
782
Monetary Amount
Required
decimal (R)
Min 1 Max 18
Monetary amount

CTT loop

Required
Min Items
Max Loop 1
CTT
Transaction Totals
Required
Max Use 1
To transmit a hash total for a specific element in the transaction set
Syntax Notes
If any of CTT03 or CTT04 are present, then all are required.
If any of CTT05 or CTT06 are present, then all are required.
CTT01
354
Number of Line Items
Required
numeric (N0)
Min 1 Max 6
Total number of line items in the transaction set
CTT02
347
Hash Total
Required
decimal (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
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)
SE01
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
SE02
329
Transaction Set Control Number
Required
alphanumeric (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