Bulgaria Simplification rules on call-off stock 09 March 202079 views1 min read Source: vatsystems.eu Quick Fixes ECJ C-4/20 (ALTI)- Question – Does the joint liability of a customer for unpaid VAT by the supplier also include default interest? ECJ C-21/20 – Balgarska natsionalna televizia vs BG – Public service television broadcasting a supply of services for consideration? How to determine which input VAT can be claimed?