How do I access the Customs Declaration Service (CDS)? Tracey Hewitt April 14, 2022 08:32 Updated To access the Customs Declaration Service (CDS) go to the HMRC website for instructions. Related articles How do I grant authority for the AEB software to interact with CDS? Switch of UK customs system from CHIEF to CDS starts in 2022 Useful articles when preparing for a CHIEF to CDS migration What is entered in a CDS declaration if using a deferment account? How can I interpret a CDS error? Comments 0 comments Article is closed for comments.