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General Part

The technical specification of the data interface described in this document provides information regarding the following areas:

  1. Access to the fiskaltrust.Middleware
  2. Integration into the receipt based cash register workflow
  3. The data structure
  4. Function structure of the interface
  5. Types of communication with fiskaltrust.Middleware
  6. Operating categories

The interface specification is provided by the fiskaltrust.Interface NuGet package, which can be found at

For specifications or provisions of national law, please refer to the appropriate appendix.