EORI is a trans-European system for the registration and identification of economic operators.

For a GB EORI, visit gov.uk/eori.

For an EU or XI EORI, read our guide.



The HM Revenue and Customs Entry Processing Unit for the receipt and handling of import and ex-customs warehouse documentation.



System allowing, under certain Customs procedures, the exportation or importation of goods identical in type, description, quality and technical characteristics to those previously imported or exported.



Goods identical in description, quality and technical characteristics to those imported or exported for inward or outward processing.



Most declaration reference numbers are 18 digits and are usually made up of numbers and letters. The import declaration Entry Reference Number (ERN) consists of

  • first 3 numbers are the Entry Processing Unit (EPU)
  • then 6 numbers and 1 letter which are the CHIEF entry number (ENO)
  • the final 8 numbers are the date from your ERN in the format DDMMYYYY

Example: EPU 123 – ENO 123456A – DOE 01/11/2022

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