(CHIEF) system will be replaced by the Customs Declaration Service, which will become the unified customs platform for the United Kingdom.
After March 31, 2023, the Customs Handling Import and Export Freight (CHIEF) system will be replaced by the Customs Declaration Service, which will become the unified customs platform for the United Kingdom. A preliminary step toward the eventual end of operations, the import declaration feature will be disabled on September 30.
The letter provides information about the transition currently being worked on to move all customs operations in the United Kingdom onto a single platform known as the Customs Declaration Service. It also outlines the steps that companies need to take to get ready for the change and the assistance and direction available to support them as they go through the process.
















