HMRC has published the location codes that must be used in Data Element 5/23 of the Customs Declaration Service to specify where goods will be examined at maritime ports and wharves. The codes are contained in Appendix 16C and enable traders to identify the precise examination location when submitting customs declarations for sea freight. This guidance ensures compliance with the data requirements for maritime customs procedures in the UK.
Source: HMRC (GOV.UK) – Read the original