Practical guides for completing declarations:

Welcome to TSS

Introduction to TSS and its functions, as well as how to register

Entry Summary Declaration

User guides for submitting your Entry Summary Declaration


Step-by-step guides for completing your supplementary (SDI) declaration and payments

Full frontier

Step by step guides explaining the data required and how to use the TSS Portal to generate full frontier declarations

Other journeys

Guides to support other types of GB-NI goods movements

TSS functionalities

Details regarding some of the TSS functions that may help you

The Trader Support Service is a free government supportive programme to assist you to continue the smooth movement of goods between GB and NI.