E-Invoicing in Serbia — SEF (Sistem elektronskih faktura) Guide
Serbia's e-invoicing system SEF explained — mandatory B2G since 1 May 2022 and B2B since 1 January 2023 under the Law on Electronic Invoicing, electronic VAT recording, the preliminary VAT return from 2027, the 2026 amendment on farmer purchases and exports, UBL 2.1 to the SRBDT standard, registration through eID, fines of RSD 200,000 to 2,000,000, and the link to e-fiscalisation for retail.