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
Supplementary
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.