Value DE 8/6 (Statistical value) is a legal requirement for most export declarations. Businesses should provide this value unless instructed otherwise in the declaration completion guidelines.
HMRC has noted instances where export declarations submitted to the Customs Declaration Service (CDS) lack crucial details.
For most export declarations, providing the DE 8/6 (Statistical value) is a legal necessity. Businesses are obligated to fill in this information unless specifically exempted in the declaration guidelines.
To avoid legal non-compliance and potential penalties, businesses must ensure that all mandatory information is accurately provided in their declarations.
The notice is attached here for your reference:
https://www.customs-declarations.uk/070324-statistical-value-clarification/