Question juridique clé
Whether X. had standing to challenge the payment order addressed to Y.
Solution extraite
X. was not entitled to appeal because the payment order was directed against Y. and did not affect X.'s protected interests.
Motifs extraits
The complaint did not adequately show a violation of federal law. The supervisory authority could hold that X., even as head of a joint heir community, could not assert the rights of another member in enforcement against that member.