According to the Court of Appeal, the employer is responsible for proving earnings from other work (Il Quotidiano del Lavoro de Il Sole 24 Ore, 21 ottobre 2019 – Enrico De Luca, Antonella Iacobellis)
The Court of Appeal, by ruling no. 25355 dated 9 October 2019, stated that employers that claim earnings from other work or sources to be deducted from the…