Advanced warning of TSS outage: update summary

On Saturday 20 April from 17:00 to 23:00, there will be an update to the TSS Portal as well as improvements to the Northern Ireland Customs and Trade Academy (NICTA) website. These changes will require a short downtime of the portal. In addition, Supplementary Declaration submission will remain disabled until 08:00 on Monday 22 April 2024.

Following the update, you may notice that functionality has been introduced to enable the importer’s details to automatically populate once a valid GB EORI number has been input in the Importer EORI field.

There will also be updates to Additional Information codes and the following guides:

  • Data guide: TSS declaration data requirements
  • ENS Step-by step-guide: Standard Process and Consignment First Process
  • Entry Summary (ENS) Declarations (Great Britain to Northern Ireland): Checklist for hauliers and carriers of standard goods
  • Entry Summary (ENS) Declarations: Checklist for freight forwarder of standard goods
  • Entry Summary (ENS) Declarations: Checklist for traders of controlled goods
  • Entry Summary (ENS) Declarations: Checklist for traders of excise goods
  • Entry Summary (ENS) Declarations: Checklist for traders of sanitary and phytosanitary (SPS) goods
  • Entry Summary (ENS) Declarations: Checklist for standard goods
  • Full Frontier Declaration: Step-by-step guide
  • Registration: Step-by-step guide
  • Reliefs and Duty Suspension: Overview and considerations for data input in TSS declarations
  • Standalone Simplified Frontier Declaration: Step-by-step guide

All these guides and more resources are available on NICTA.

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