| Segment | Ebene | Beschreibung | Opt/Mand. |
|---|
| UNH | 0 | A service segment starting and uniquely identifying a message. The message type code for the Commercial account summary message is COACSU. Note: Commercial account summary messages conforming to this document must contain the following data in segment UNH, composite S009: Data element 0065 COACSU D A UN | Mandatory |
| BGM | 0 | A segment by which the sender must uniquely identify the commercial account summary. | Mandatory |
| DTM | 0 | A segment specifying the dates, and when relevant, the times related to the whole message. The segment must be specified at least once to specify the message date as allocated by the sender. | Mandatory |
| ALI | 0 | A segment to provide additional information related to the complete commercial account summary. | Optional |
| FTX | 0 | A segment with free text information, in coded or clear form, used when additional information is needed but cannot be accommodated within other segments. In computer to computer exchanges such text will normally require the receiver to process this segment manually. | Optional |
| SG1 | 0 | SG1 | Optional |
| RFF | 1 | A segment for the inclusion of any references which are valid for the complete commercial account summary message. | Mandatory |
| DTM | 1 | A segment specifying the date and where necessary the time of the reference. | Optional |
| SG2 | 0 | SG2 | Optional |
| NAD | 1 | A segment to identify a party name and address, either by coded identification or in clear form. It is recommended that where possible only the coded form of the party ID should be specified e.g. the Buyer and Seller are known to each other, thus only the coded ID is required. | Mandatory |
| FII | 1 | A segment to specify the financial institution details of the identified party. | Optional |
| FTX | 1 | A segment with free text information, in coded or clear form, used when additional information is needed but cannot be accommodated within other segments. In computer to computer exchanges such text will normally require the receiver to process this segment manually. | Optional |
| SG3 | 1 | SG3 | Optional |
| RFF | 2 | A segment for the inclusion of any references related to the current party. | Mandatory |
| DTM | 2 | A segment specifying the date and where necessary the time of the reference. | Optional |
| SG4 | 1 | SG4 | Optional |
| CTA | 2 | A segment to identify a person or department and their function, to whom communications should be directed. | Mandatory |
| COM | 2 | A segment specifying the communication channel and number for the specified contact. | Optional |
| SG5 | 0 | SG5 | Optional |
| CUX | 1 | A segment identifying the currencies required in the commercial account summary. A rate of exchange may be given to convert a reference currency into a target currency. | Mandatory |
| DTM | 1 | A segment specifying the date/time/period related to the rate of exchange. | Optional |
| SG6 | 0 | SG6 | Optional |
| PYT | 1 | A segment identifying the payment terms and date/time basis. | Mandatory |
| MOA | 1 | A segment specifying amounts related to payment discount penalties or instalments. | Optional |
| PCD | 1 | A segment specifying the discount, interest, penalty as well as instalment percentages. | Optional |
| DTM | 1 | This segment giving the specific date and/or time, or period, if needed, of any payments, discounts or instalments. | Optional |
| FII | 1 | A segment for identifying financial institution information relevant to the current payment terms. | Optional |
| PAI | 1 | A segment detailing the instructions for payment for amounts specified in the message. | Optional |
| SG7 | 0 | SG7 | Optional |
| DOC | 1 | A segment identifying a specific document and its number, e.g. invoice, credit note or remittance advice for which commercial account summary information is being provided. | Mandatory |
| DTM | 1 | A segment to specify dates related to the document and to indicate any other relevant dates applicable, e.g. due date or tax point date. | Optional |
| SG8 | 1 | SG8 | Optional |
| NAD | 2 | A segment to identify a party related to the current document. | Mandatory |
| SG9 | 2 | SG9 | Mandatory |
| RFF | 3 | A segment for the inclusion of any references related to the current party. | Mandatory |
| DTM | 3 | A segment specifying the date and where necessary the time of the reference. | Optional |
| SG10 | 1 | SG10 | Optional |
| MOA | 2 | A segment to specify amounts related to the currently referenced document, e.g. amount due, discount amount, payment amount. | Mandatory |
| TAX | 2 | A segment specifying a tax type, category and rate or exemption, relating to the monetary amount detailed for the currently identified document. | Optional |
| DTM | 2 | A segment for specifying dates and where necessary the time or periods related to the current monetary value. | Optional |
| PAI | 2 | A segment requesting or confirming conditions of payment, guarantee and method of payment. | Optional |
| PYT | 2 | A segment identifying the payment terms and date/time basis. | Optional |
| STS | 2 | A segment indicating the status of a payment. | Optional |
| SG11 | 2 | SG11 | Optional |
| AJT | 3 | A segment for identifying the reason for an adjustment. | Mandatory |
| MOA | 3 | A segment to specify adjustment amounts. | Mandatory |
| RFF | 3 | A segment for the inclusion of any references related to the adjustment details. | Optional |
| FTX | 3 | A segment with free text information, in coded or clear form, used when additional information is needed about the adjustments. | Optional |
| UNS | 0 | A service segment separating the detail section of the message from the summary section. | Mandatory |
| SG12 | 0 | SG12 | Mandatory |
| MOA | 1 | A segment to specify the total amounts related to the entire message. Values contained in here could be total amounts paid, total amount due or total amount overdue. | Mandatory |
| QTY | 1 | A segment to indicate the number of invoices related to the total amount. | Optional |
| TAX | 1 | This segment is used to indicate the rate of tax or duty applicable to the amount specified. | Optional |
| DTM | 1 | This segment is used to indicate any dates related to the total amount specified. | Optional |
| CNT | 0 | A segment to provide message control totals. | Optional |
| UNT | 0 | A service segment ending a message, giving the total number of segments in the message (including the UNH & UNT) and the control reference number of the message. | Mandatory |
