In Siemens USA Holdings Inc. v. Geisenberger, No. 20-2991 (3d Cir. 2021), the Third Circuit found that the District Court erred (1) in holding that Siemens’ preemption claim was unripe, and (2) in denying Siemens’ motion for a preliminary injunction.  Both the question of ripeness and the injunction request related to whether the escheat priority rules preempted certain audit procedures, as opposed to the validity of an assessment.  Specifically, Siemens brought the lawsuit claiming, among…