Origin Calculation System is an electronic system for Country of Origin-handling in the context of the free trade agreements that the European Union has entered with countries world-wide.

All suppliers situated within any EU-country that are providing production parts or spare parts to Scania CV, are requested to declare the Country of Origin on these parts, via the form Long Term Supplier´s declaration (LTSD) on a request basis. This means that Scania will email a request for all the parts that this is required.