ISO 6346

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ISO 6346

Freight containers -- Coding, identification and marking
Several newly-washed containers with identification codes visible
Latest version	ISO 6346:2022
Preview version	1984
Organization	International Organization for Standardization

ISO 6346 is an international standard covering the coding, identification and marking of intermodal (shipping) containers used within containerized intermodal freight transport by the International Organization for Standardization (ISO).^[1] The standard establishes a visual identification system for every container that includes a unique serial number (with check digit), the owner, a country code, a size, type and equipment category as well as any operational marks. The register of container owners is managed by the International Container Bureau (BIC).