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Fiscal Authority
11.11.2026

Under the revised CRS, only the XML schema v3.0 is to be used from 2027 onwards.

Due to the associated revision work, the AIA reporting portal will be unavailable from 1 December 2026 until mid-January 2027. From 2027 onwards, only reports using the XML schema v3.0 will be technically possible. Further information can be found in the STV-Newsletter 09/2026 (German only)

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