Kernrechtsfrage
Whether the ESTV has standing to appeal the Federal Administrative Court's remand decision
Extrahierter Entscheid
Yes. As a federal authority appeal under Art. 89 Abs. 2 lit. a BGG, no special public interest beyond correct application of the law is required.
Extrahierte Begründung
The VAT ordinance refers to the general authority appeal; participation below is unnecessary.