Applications for supply tax :
The Federal Office sinks into an flood of utility for Cum-Ex scandal

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The Federal Center Office for Taxes now not meets with the processing of functions on withholding tax reimbursement by foreigners. Last however not least, the Cum-Exskandal is chargeable for this.
https://www.faz.net/aktuell/finanzen/cum-ex-skandal-auslaender-warten-monatelang-auf-steuererstattung-110332850.html