Questione giuridica chiave
Whether the federal appeal against the cantonal judgment was filed within the statutory time limit.
Decisione estratta
The appeal was filed after expiry of the 30-day deadline and was therefore late.
Motivazione estratta
The notified cantonal judgment triggered the time limit after the Easter judicial recess; the deadline expired on 2013-05-07, while the appeal was only filed on 2013-05-21 and completed on 2013-05-25.