A service segment starting and uniquely identifying a message. The message type code for the Advice of an amendment of a documentary credit message is DOCAMA. Note: Advice of an amendment of a documentary credit messages conforming to this document must contain the following data in segment UNH, composite S009: Data element 0065 DOCAMA D B UN
A segment specifying the date and/or time the message is created and, if applicable, the date of the original issue of the documentary credit, the new (i.e. revised) expiry date of the documentary credit and amendments to the date or period of shipment.
A segment specifying either the currency and amount of an increase in the documentary credit amount or the currency and amount of a decrease in the documentary credit amount. It also specifies the currency and total amount of the documentary credit after the amendment, disregarding any drawings.