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  • Dockerized ELSTER ERiC Middleware
  • 1. General
    • Changelog
    • How the solution works
    • Type of requests
  • 2. Docker
    • Quick start
    • Install
    • Update
    • Image
    • Settings
  • 3. REST-API
    • Postman
    • Request parameters
    • Response parameters
    • Tax offices
    • ELSTER Tax Number format
    • Webhook
    • Advantages of Postman
  • 4. Filings
    • EStE
    • EÜR
    • GewStE
    • FSE
    • USt-VA
    • UStE
    • ZM
  • 5. Other
    • ELSTER Certificate
    • ELSTER Developer-ID
    • GDPR and ERiC License
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On this page
  • Parameters
  • Example IDs
  • Other helpful documents
  • Validation of tax number
  • List of tax offices (includes BUFA no.)

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  1. 3. REST-API

Request parameters

PreviousPostmanNextResponse parameters

Last updated 1 month ago

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Parameters

The Excel file includes request parameters for EÜR, USt-VA, UStE and ZM.

includes valuable examples.

Example IDs

File contains examples of Steuernummer, and Steuer-ID.

Other helpful documents

The documents below were created by the German tax authorities. (If in English: Translated by Zem)

Validation of tax number

List of tax offices (includes BUFA no.)

gemfa_xml_export_datei.zip Source:

https://www.bzst.de/DE/Service/Behoerdenwegweiser/Finanzamtsuche/finanzamtsuche.html#js-toc-entry2
Postman
ELSTER Tax Number
17KB
Request parameters.xlsx
15KB
Example-IDs.xlsx
29KB
01-aufbau_steuernummern.xls
2MB
gemfa_xml_export_datei.zip
archive
Export dated: 2024-12
71KB
Finanzamtsdaten.xlsx
ERiC 41.4 (dated: 2025-02-24)