Customs along the chain considers Customs-to-Customs exchange of data, particularly on high-risk consignments (export notifications with control results and matching arrival notices), with national law allowing transmission of collected data to other Customs (developed if absent). IT systems are interoperable, on open standards and based on the WCO Data Model, which defines the maximum data set and message formats for cargo and goods declarations; operators required to file on Data Model data sets use its message specifications.
The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.