Aggregation is not mandatory in the Argentina system.

However:

Many companies implement case and pallet aggregation internally to simplify logistics and reporting.
Serial level reporting remains mandatory regardless of aggregation.

The system tracks products primarily through individual serialized units rather than SSCC hierarchies.  

• 2011 – Resolution 435/2011 established the National Medicines Traceability System. (anmat.gob.ar)

• 2011 – Initial phase implemented for a limited list of high risk medicines.

• 2012–2013 – Additional pharmaceutical ingredients added to the traceability list.  

• 2015 onward – Expanded coverage across more medicines and supply chain participants.

• Today – System remains fully operational and enforced nationwide.

• Register company and facilities with ANMAT.

• Obtain GS1 identifiers and configure serialization capability.

• Serialize each pack during packaging.

• Report commissioning data to the ANMAT database.

• Report distribution events when product moves between supply chain actors.

• Report dispensing events when supplied to the patient.

• Submit return and decommission events where applicable.

• Incorrect GTIN configuration for registered products.

• Failure to report distribution or receipt events between supply chain partners.

• Mismatch between printed serial numbers and reported data.

• Using unregistered facility identifiers in traceability reports.

• Late reporting of dispensing events by pharmacies.