Kernrechtsfrage
Whether the late supplemental submission of 23 July 2013 was admissible
Extrahierter Entscheid
The submission was filed after the deadline and could not be considered as a supplement to the appeal.
Extrahierte Begründung
The appeal judgment had been notified on 3 June 2013; under Art. 100(1) LTF the later filing was late.