UCC - New Computerised Transit System (NCTS – P5 & P6)
Overview
This section provides software providers and traders with documentation and guides on how to set up their IT systems. This will allow them to interact with Revenue’s New Computerised Transit System - Phase 5 (NCTS-P5).
NCTS-P5 was deployed on 26 February 2024 at 10.00.
Note
New Computerised Transit System – Phase 6 (NCTS-P6) is an updated version of NCTS-P5. In September 2025, NCTS-P6 will be introduced which will primarily aligned with EU specifications with minimal changes as an Opt-Out Country.
Next: Public Interface Testing
Published: 15 September 2025