Export & Customs Blog
Insights on MRN closure, the export confirmation, and European port systems.
Alternative proof of export
Customs enquiries and Polish VAT evidence are separate assessments. Documents must relate to the actual shipment.
Export customs clearance: the procedure
Documents, acceptance, release, transport and the exit result, with the Polish AES message sequence explained.
Export to the UK after Brexit
Export documents, route planning and the distinction between EU export and UK border formalities.
Indirect exports and Polish VAT
Who arranges the transport, identification of the goods and evidence for a supply subject to Polish VAT.
MRN problems in land transport
Road and rail exit formalities, transport evidence and checks when an export result is missing.
Common Reasons for Open MRN
Why your MRN stays open and how to fix the most frequent issues with export closure at European seaports.
Portbase vs ZAPP vs APCS
A detailed comparison of the three major European port community systems for MRN closure and export management.
VAT 0% Export - Export Confirmation
How to secure VAT 0% on exports using the export confirmation. Requirements, deadlines, and practical guidance.
Documents Needed for MRN Closure
Complete checklist of documents required to close an MRN: the MRN, booking confirmation, B/L, and special cases.
IE529 vs IE599 - Key Differences
Release for export (IE529) and confirmation of exit (IE599) are separate steps. Message names depend on the country and system.
Export Through Rotterdam - Guide
Complete guide to exporting through Europe's largest port. Terminals, procedures, MRN closure, and practical tips.
Z-Nummer, B-Nummer, S-Nummer Explained
Three types of registration numbers in Hamburg port. What they are, when each is needed, and their role in MRN closure.
AES Replacing ECS - What Changed
Poland’s AES/ECS2 PLUS: acceptance, release and exit result messages, older records and the role of the declarant.