According to the Data Model Mainten

According to the Data Model Maintenance by the WCO, the Information Management Sub-Committee (IMSC) of the WCO is responsible for the maintenance of the WCO Data Model, updating it with changing requirements in the cross-border trade environment. IMSC has the Data Model Project Team (DMPT) as one of its subordinate working groups. DMPT discusses all issues associated with the technical aspects of the WCO Data Model including DMRs. It analyses and approves, rejects or defers DMR’s and report the outcome to IMSC for the final approval.