Core Module Decommission Event
Decommission events record the removal of products from the supply chain, typically do to arriving at the final point of sale or destruction due to defects or expiration.
Event Profile
Decommission events are identified by the following characteristics.
KDE | Value |
type | ObjectEvent |
action | DELETE |
disposition | Not Applicable |
bizStep | destroying |
A decommission event does not carry a required disposition. If you want to record the business state of the object afterwards, the value must come from the CBV disposition vocabulary: Useinactivefor an object that may re-enter the supply chain, ordestroyedfor one fully rendered non-usable. The full controlled list is published at https://ref.gs1.org/cbv
KDE Requirements
The following properties are required on the root of a decommission event.
| KDE | Description | Example Value |
|---|---|---|
| eventID | A URN formatted universally unique ID (UUID) | urn:uuid:xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx |
| epcList | The EPCs of the products being decommissioned. Used when product is traced at instance level | urn:epc:id:sgtin:0614141.107346.0001 |
| quantityList | The EPCs and quantity of the product being decommissioned. Used when product is traced at lot level (epcClass, quantity, and uom elements should be included) |
{ "epcClass": "urn:gdst:example.org:product:lot:class:examplePrefix.wildfish.lot2", "quantity": 10, "uom": "KGM" } |
| eventTime | A string value formatted as an ISO datetime | 2026-01-01T00:00:00.000Z |
| eventTimeZoneOffset | The time zone offset in effect at the time and place the event occurred, expressed as an offset from UTC | +00:00 |
| bizLocation | A URN formatted GLN or GDST location identifier validated as a GLN with related master data | urn:epc:id:gln:1234567890123, urn:gdst:example.org:location:loc:examplePrefix.0 |
Full JSON Example
{
"@context": [
"https://ref.gs1.org/standards/epcis/epcis-context.jsonld",
{
"gdst": "https://traceability-dialogue.org/epcis"
}
],
"type": "ObjectEvent",
"eventTime": "2026-04-19T17:08:41.6112327+00:00",
"eventTimeZoneOffset": "+00:00",
"eventID": "urn:uuid:e7850c6e-b2a6-4bf4-80a0-8e348f0a6ed9",
"epcList": [],
"action": "DELETE",
"bizStep": "destroying",
"bizLocation": {
"id": "urn:gdst:example.org:location:loc:solution.processorplant"
},
"quantityList": [
{
"epcClass": "urn:gdst:example.org:product:lot:class:solution.wildfish.lot2",
"quantity": 10,
"uom": "KGM"
}
]
}