New versions of the G4 (version 1.1) and G5 (version 2.6) technical guides have been published for the G4 temporary storage declaration, presentation of goods to customs and movement of goods in temporary customs storage.

Typos are corrected and the PreparationDate field literal is changed to PreparationDateAndTime in the common XSD schema for responses.

G5G and G5S messages, covered by G5v2, which allow the movement of goods in temporary storage declared with G4, will go into production and can begin to be declared on 03/03/2025. Please note that for the air environment, the closing date for DSDT (Discharge Summaries) has been set for 01/15/2026.

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