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CASSLink is IATA's internet-based data processing and customer management system which facilitates interaction and exchange of information between cargo intermediaries / agents and airlines participating in IATA Cargo Accounts Settlement System (CASS).

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With CASSLink, CASS participants benefit from an innovative web-based interface that provides them with:

  • Airline data input, including File Validation
  • Advance billing reconciliation through daily “transaction view”
  • Global system access
  • Customized output options
  • Credit monitoring / risk warning

In addition to the standard CASS Processing, other Special Features include:

  • On-line correction module
  • Customized tax solutions
  • GSSA specialized features
  • User level control of system access
  • Consolidation / multi branch / multi location flexibility
  • SFTP connectivity via IATA iiNet to streamline the file exchange between the users and CassLink
  • AWB Stock Management system
  • CASSLink Import Billing system
  • PrePayment model

CASS Technical Specifications Handbook

The CASS Technical Specifications Handbook provides CASS technical standards and forms used in the operations of the CASS. The content is regularly reviewed and updated by the CASS Policy Group and endorsed by the Cargo Agency Conference.


Download the CASS Technical Specifications Handbook, 10th Edition (pdf)

Stay ahead of competition with IATA CargoIS

For additional in-depth air cargo market intelligence insights, we invite you to explore IATA CargoIS.

CASSLink Stock Management

Provides Airlines with an invaluable auditing facility for Airlines, as well as an automated means of allocating AWB Serial Numbers to approved Agents.

Airlines can self-subscribe to this service directly on our CASSLink platform.

Please contact IATA Customer Service for more information on CASSLink Stock Management.

Training and Resources

All training resources (tutorial videos, training recordings & slides, FAQs, and user manuals) can be found at the IATA Customer Service Portal.

Note: By clicking on the links below, you will requested to log-in to the IATA Customer Service Portal > Support > FAQs > Cargo > CASS Operations /Cargo > CASSLink

CASS Export

CASS Import & Terminal Charges 

List of changes in the New CASSLink platform

Since November 2023, IATA migrated all operations from the old CASSLink to the new CASSLink platform.

You will find below the comparison tables showing the differences between the old CASSLink and the new CASSLink platform for both CASS Export and CASS Import & Terminal Charges (ITC) Modules.