UNH Message header
To head, identify and specify a message.
Position
Element
Name
Type
Requirement
Min
Max
Repeat
Unique message reference assigned by the sender.
Code identifying a type of message and assigned by its controlling agency.
In UNSMs (United Nations Standard Messages), the representation is a6.
Version number of a message type.
Release number within the current message version number.
Code identifying a controlling agency.
Code, assigned by the association responsible for the design and maintenance of the message type concerned, which further identifies the message.
Version number of the code list directory.
Code identifying a sub-function of a message type.
The code qualifies the message type data element (0065) to allow the recipient to identify a specific sub-function of a message.
Reference serving as a key to relate all subsequent transfers of data to the same business case or file.
Number assigned by the sender indicating the transfer sequence of a message related to the same topic. The message could be an addition or a change to an earlier transfer related to the same topic.
The first message in the sequence shall be assigned as number 1.
Indication used for the first and last message in a sequence of messages related to the same topic.
Coded identification of a message subset, assigned by its controlling agency.
Version number of the message subset.
Release number within the message subset version number.
Code identifying a controlling agency.
Coded identification of the message implementation guideline, assigned by its controlling agency.
Version number of the message implementation guideline.
Release number within the message implementation guideline version number.
Code identifying a controlling agency.
Code identifying scenario.
Version number of a scenario.
Release number within the scenario version number.
Code identifying a controlling agency.