GSA (General Services Administration)
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Purchase Order Acknowledgment (GSA ADV)
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X12 855 Purchase Order Acknowledgment (GSA ADV)

X12 Release 4010
Delimiters
  • ~ Segment
  • * Element
  • > Component
EDI sample
  • Sample
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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
BAK
020
Beginning Segment for Purchase Order Acknowledgment
Max use 1
Required
N1 Loop
summary
CTT Loop
SE
030
Transaction Set Trailer
Max use 1
Required
GE
-
Functional Group Trailer
Max use 1
Required
IEA
-
Interchange Control Trailer
Max use 1
Required
ISA

Interchange Control Header

RequiredMax use 1
Example
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 10Max 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 10Max 10
ISA-05
I05
Interchange ID Qualifier
Required
Identifier (ID)
Min 2Max 2
Codes
ISA-06
I06
Interchange Sender ID
Required
String (AN)
Min 15Max 15
ISA-07
I05
Interchange ID Qualifier
Required
Identifier (ID)
Min 2Max 2
Codes
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
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 9Max 9
ISA-14
I13
Acknowledgment Requested
Required
Identifier (ID)
Min 1Max 1
0
No Acknowledgment Requested
1
Interchange Acknowledgment Requested
ISA-15
I14
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)
PR
Purchase Order Acknowledgement (855)
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
Required
Date (DT)
CCYYMMDD format
Required
Time (TM)
HHMM, HHMMSS, HHMMSSD, or HHMMSSDD format
GS-06
28
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)
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
Example
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 4Max 9
BAK
020
Heading > BAK

Beginning Segment for Purchase Order Acknowledgment

RequiredMax use 1
Example
BAK-01
353
Transaction Set Purpose Code
Required
Identifier (ID)
00
Original
07
Duplicate
BAK-02
587
Acknowledgment Type
Required
Identifier (ID)
AC
Acknowledge - With Detail and Change
AK
Acknowledge - No Detail or Change
AT
Accepted
RJ
Rejected - No Detail
BAK-03
324
Purchase Order Number
Required
String (AN)
Min 1Max 22
Usage notes
Required
Date (DT)
CCYYMMDD format
Usage notes
BAK-05
328
Release Number
Required
String (AN)
Min 1Max 30
Usage notes
BAK-06
326
Request Reference Number
Optional
String (AN)
Min 1Max 45
Usage notes
Required
Date (DT)
CCYYMMDD format
Usage notes
N1 Loop
OptionalMax 200
N1
300
Heading > N1 Loop > N1

Name

RequiredMax use 1
Usage notes
Example
N1-01
98
Entity Identifier Code
Required
Identifier (ID)
BY
Buying Party (Purchaser)
SE
Selling Party
Optional
String (AN)
Min 1Max 60
N1-03
66
Identification Code Qualifier
Required
Identifier (ID)
1
D-U-N-S Number, Dun & Bradstreet
9
D-U-N-S+4, D-U-N-S Number with Four Character Suffix
10
Department of Defense Activity Address Code (DODAAC)
N1-04
67
Identification Code
Required
String (AN)
Min 2Max 80
N1 Loop end
Heading end

Detail

PO1 Loop
OptionalMax 100000
PO1
010
Detail > PO1 Loop > PO1

Baseline Item Data

RequiredMax use 1
Usage notes
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 (PO1-06) 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
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
If either Product/Service ID Qualifier (PO1-14) or Product/Service ID (PO1-15) is present, then the other is required
If either Product/Service ID Qualifier (PO1-16) or Product/Service ID (PO1-17) is present, then the other is required
PO1-01
350
Assigned Identification
Optional
String (AN)
Min 1Max 20
Usage notes
PO1-02
330
Quantity Ordered
Optional
Decimal number (R)
Min 1Max 15
Usage notes
PO1-03
355
Unit or Basis for Measurement Code
Optional
Identifier (ID)
Min 2Max 2
Usage notes
PO1-04
212
Unit Price
Optional
Decimal number (R)
Min 1Max 15
PO1-06
235
Product/Service ID Qualifier
Optional
Identifier (ID)
Usage notes
F1
Catalog Number
FS
National Stock Number
HI
HIBC (Health Care Industry Bar Code)
IB
International Standard Book Number (ISBN)
MF
Manufacturer
MG
Manufacturer's Part Number
N4
National Drug Code in 5-4-2 Format
ND
National Drug Code (NDC)
PD
Part Number Description
PQ
Product ID Attribute Code
SV
Service Rendered
UK
U.P.C./EAN Shipping Container Code (1-2-5-5-1)
UX
Universal Product Number
VC
Vendor's (Seller's) Catalog Number
VP
Vendor's (Seller's) Part Number
ZZ
Mutually Defined
PO1-07
234
Product/Service ID
Optional
String (AN)
Min 1Max 48
PO1-08
235
Product/Service ID Qualifier
Optional
Identifier (ID)
Min 2Max 2
PO1-09
234
Product/Service ID
Optional
String (AN)
Min 1Max 48
PO1-10
235
Product/Service ID Qualifier
Optional
Identifier (ID)
Min 2Max 2
PO1-11
234
Product/Service ID
Optional
String (AN)
Min 1Max 48
PO1-12
235
Product/Service ID Qualifier
Optional
Identifier (ID)
Min 2Max 2
PO1-13
234
Product/Service ID
Optional
String (AN)
Min 1Max 48
PO1-14
235
Product/Service ID Qualifier
Optional
Identifier (ID)
Min 2Max 2
PO1-15
234
Product/Service ID
Optional
String (AN)
Min 1Max 48
PO1-16
235
Product/Service ID Qualifier
Optional
Identifier (ID)
Min 2Max 2
PO1-17
234
Product/Service ID
Optional
String (AN)
Min 1Max 48
ACK Loop
OptionalMax 104
ACK
270
Detail > PO1 Loop > ACK Loop > ACK

Line Item Acknowledgment

RequiredMax use 1
Usage notes
Example
If either Quantity (ACK-02) or Unit or Basis for Measurement Code (ACK-03) is present, then the other is required
If Date/Time Qualifier (ACK-04) is present, then Date (ACK-05) is required
ACK-01
668
Line Item Status Code
Required
Identifier (ID)
AA
Item Accepted – Order Forwarded to alternate supplier location. Item shipped to GSA Depot Burlington
AC
Item Accepted and Shipped
AR
Item Accepted and released for shipment. Item shipped to Tracy, CA
DR
Item Accepted. Item shipped to GSA Depot Sharpe
IA
Item Accepted
IB
Item Backordered
IC
Item Accepted. Items shipped to New Cumberland, PA
ID
Item Deleted
IP
Item Accepted - Price Changed
IQ
Item Accepted - Quantity Changed
IR
Item Rejected
IS
Item Accepted - Substitution Made
R1
Item Rejected, Not a Contract Item
R2
Item Rejected, Invalid Item Product Number
R3
Item Rejected, Invalid Unit of Issue
R4
Item Rejected, Contract Item not Available
R5
Item Rejected, Reorder Item as a Just in Time (JIT) Order
R6
Item Rejected, Reorder Item as an Extended Delivery Order (EDO)
R7
Item Rejected, Reorder Item as a Drop Shipment
R8
Item Rejected, Reorder Item as a Surge Order
SP
Item Accepted. Item has been reshipped.
ACK-02
380
Quantity
Optional
Decimal number (R)
Min 1Max 15
ACK-03
355
Unit or Basis for Measurement Code
Optional
Identifier (ID)
Min 2Max 2
ACK-04
374
Date/Time Qualifier
Optional
Identifier (ID)
011
Shipped
068
Current Schedule Ship
Optional
Date (DT)
CCYYMMDD format
ACK Loop end
N9 Loop
OptionalMax 1000
N9
350
Detail > PO1 Loop > N9 Loop > N9

Reference Identification

RequiredMax use 1
Usage notes
Example
At least one of Reference Identification (N9-02) or Free-form Description (N9-03) is required
N9-01
128
Reference Identification Qualifier
Required
Identifier (ID)
2I
Tracking Number
IL
Internal Order Number– Requisition Number
RQ
Purchase Requisition Number
TG
Transportation Control Number (TCN)
N9-02
127
Reference Identification
Optional
String (AN)
Min 1Max 30
Usage notes
N9-03
369
Free-form Description
Optional
String (AN)
Min 1Max 45
Usage notes
N9 Loop end
PO1 Loop end
Detail end

Summary

CTT Loop
RequiredMax 1
CTT
010
Summary > CTT Loop > CTT

Transaction Totals

RequiredMax use 1
Example
CTT-01
354
Number of Line Items
Required
Numeric (N0)
Min 1Max 6
Usage notes
CTT-02
347
Hash Total
Optional
Decimal number (R)
Min 1Max 10
Usage notes
CTT Loop end
SE
030
Summary > SE

Transaction Set Trailer

RequiredMax use 1
Example
SE-01
96
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
97
Number of Transaction Sets Included
Required
Numeric (N0)
Min 1Max 6
GE-02
28
Group Control Number
Required
Numeric (N0)
Min 1Max 9

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

Sample

ISA*00* *00* *01*0001111119 *ZZ*GSAADV *190417*0452*U*00401*000000011*0*T*>
GS*PR*0001111119*GSAADV*20190417*0452*11*X*004010
ST*855*0011
BAK*00*AC*47QZWA99D000M*20190306*47QDCC19M999Z*26291999-180000000***20190307
N1*BY*DEPARTMENT OF VETERANS AFFAIRS*1*012966339
N1*SE*ABC TECH*1*000111119
PO1*1*1*PK*1.63**MG*UNVZZ70000***VP*UNVZZ70011*MF*OFFICE PRODUCTS INC
ACK*IA*1*PK*011*20190403
N9*2I*1122334455*FEDEX Tracking number
PO1*2*1*PK*3.27**MG*UNV99999***VP*UNV999990*MF*OFFICE PRODUCTS INC
ACK*IB*1*PK*068*20190403
PO1*3*1*BX*28.39**MG*UNV00005***VP*UNV00005*MF*MANUFACTURING CO.
ACK*IR*1*BX
PO1*4*1*BX*28.39**MG*UNV00055***VP*UNV00055*MF*MANUFACTURING CO.
ACK*IR*1*BX
CTT*4*4
SE*15*0011
GE*1*11
IEA*1*000000011

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