This document specifies the requirements for transport unit identifiers (TUID). These requirements supplement those of ISO 8000-115.

The following are within the scope of this document:

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the methods used to identify the originator of a potential shipment;

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the methods used to identify the origin and destination locations of a potential shipment;

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the requirements for the representation of the originator, origin, and destination locations of a potential shipment in a single identifier.

The following are outside the scope of this document:

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the methods used to identify shipments in the transport phase;

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the identification of the goods movement phase.