DCSA releases Track & Trace Interface Standard version 2.2 with new subscription capability, enhanced security, and support for document events

Released version 2.2 of its Track & Trace Interface Standard for customer-facing events.

AMSTERDAM, October 26, 2021 – Today, DCSA released version 2.2 of its Track & Track Interface Standard for customer-facing events. The release includes the DCSA Subscription Callback API, which allows customers (shippers/consignees) to subscribe to receive automatic updates of shipment events from carriers. In addition, security has been enhanced with subscription-ID and notification-signature headers. The release also supports a better customer experience with more efficient data inquiry and handling, including support for the following document events: Cargo Survey, Customs Inspection, Verified Gross Mass, Dangerous Goods Declaration, and Out of Gauge Declaration.

The API definitions and reference implementation have also been updated. As always, API definitions can be downloaded from SwaggerHub and the new reference implementation is available on GitHub.

All accompanying documents: DCSA Industry Blueprint 3.0, Information Model 3.3, Information Model 3.3- Reading Guide, Event Structure Definitions 2.2, Event naming convention 2.2, Track & Trace Interface Standard 2.2, Track & Trace Interface Standard 2.2 – Reading Guide, DCSA API Design Principles 1.1, DCSA Subscription Callback API 1.0, and web glossary of terms, can be downloaded here.

Digital Container Shipping Association (DCSA) is a neutral, non-profit group founded by major ocean carriers to digitise and standardise the container shipping industry. With the mission of leading the industry towards systematic collaboration, DCSA drives initiatives to make container transportation services transparent, reliable, easy to use, secure and environmentally friendly. DCSA’s open source standards are developed based on input from DCSA member carriers, industry stakeholders and technology experts from other industries. DCSA member carriers include:  MSC, Maersk, CMA CGM, Hapag-Lloyd, ONE, Evergreen, Yang Ming, HMM and ZIM. Please download DCSA standards at

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