Most declaration reference numbers are 18 digits and are usually made up of numbers and letters. The Movement Reference Number consists of

  • first 2 numbers are the year the declaration was accepted i.e., 22
  • then the originating country identifier i.e., GB
  • the final numbers are a unique identifier consisting of letters and numbers.

Example: 22GB02I89012847596

Note: for Safety & Security Entry Summary MRNs the 7th digit will always be the letter ‘I’ for import.