Although there is still time left for companies and governmental entities to begin complying with this new mandate, the Serbian electronic invoicing system is already live, working and processing e-invoices. The transition from voluntary to mandatory e-invoicing   The current voluntary period for public entities to register and use the Serbian e-invoicing platform, eFaktura, will last until 1 May. After that, the Serbian law on electronic invoicing will systematically regulate the areas of sending, receiving and storing e-invoices for all local governments, public companies and institutions. Business transactions are next to fall under the scope After the regulation for e-invoicing...