Question juridique clé
Whether the Federal Supreme Court had jurisdiction over the appeal against interim rulings in the tax-assistance case
Solution extraite
The appeal was not admissible because the Court had no jurisdiction in this subject-matter under the applicable exclusion rule.
Motifs extraits
Interim rulings in a matter that cannot ultimately be brought before the Federal Supreme Court are likewise not challengeable there; the same applies to complaints framed as denial or delay of justice.