S4F backoffice patch is intended for users who have already installed S4F backoffice and are intended to update existing installations to latest version. To do so apply only patches that are marked with version number that is newer than your currently installed instance of backoffice. Read more

A new EU Trust List format, TLv6, will officially replace TLv5 in May 2025 as part of the updated eIDAS Regulation (EU 2024/1183). It introduces key technical changes like a new URI field, updated signature format, and optional phone number support. Organizations must update their systems to avoid signature validation failures and service disruptions, as TLv5 will no longer be valid once TLv6 take... Read more

In Serbia, the deadline for issuing an advance payment fiscal receipt and electronic invoice is the next working day from the date of receipt, as per Article 11 of the Rulebook on Types of Fiscal Receipts. If the advance payment was made on the last working day of the month, the deadline for issuing an e-invoice or fiscal receipt depends on the next working day. If the payment method is bank transfer, the payment may be recorded on the next working day. Read more

In Serbia, businesses selling telecommunications services bundled with equipment (e.g., routers or antennas) are exempt from using electronic fiscal devices. Let's find out more on this! Read more

S4F backoffice patch is intended for users who have already installed S4F backoffice and are intended to update existing installations to latest version. To do so apply only patches that are marked with version number that is newer than your currently installed instance of backoffice. Read more

S4F backoffice patch is intended for users who have already installed S4F backoffice and are intended to update existing installations to latest version. To do so apply only patches that are marked with version number that is newer than your currently installed instance of backoffice. Read more