TDT provides a machine-readable framework for validation and translation of EPC identifiers.
The latest version (currently version 2.2.0) is always available at https://ref.gs1.org/standards/tdt/. Permanent links to specific versions are listed below.
- Version 1.0.0
- Published 21 January 2006
- https://ref.gs1.org/standards/tdt/1.0.0/
- Version 1.4.0
- Published 10 June 2009
- https://ref.gs1.org/standards/tdt/1.4.0/
- See also https://ref.gs1.org/standards/tdt/1.4.0/artefacts
- Version 1.6.0
- Published 12 October 2011
- https://ref.gs1.org/standards/tdt/1.6.0/
- See also https://ref.gs1.org/standards/tdt/1.6.0/artefacts
- Version 2.0.0
- Published 11 May 2023
- https://ref.gs1.org/standards/tdt/2.0.0/
- See also https://ref.gs1.org/standards/tdt/2.0.0/artefacts
- Version 2.2.0
- Published 12 February 2025
- https://ref.gs1.org/standards/tdt/2.2.0/
- See also https://ref.gs1.org/standards/tdt/2.2.0/artefacts