New alterations in the VAT system In the Official Gazette of the Republic of Serbia No. 71/2026, the Rulebook on Amendments to the Rulebook on Value Added Tax (VAT) and the Rulebook on Amendments to the Rulebook on Electronic Invoicing were published. These amendments represent a further step in the reform and digitalisation of the VAT system. The amendments are aimed at preparing for the implementation of the new VAT return model as of January 1st 2027 and further enhancing the integration between the Electronic Invoicing System (SEF) and tax records. Both rulebooks entered into force on August 1st 2026.
Key amendments to the VAT Rulebook
Applicable as of September 1st 2026
- The rules governing the issuance of documents relating to reductions in consideration, subsequent charging of costs and the content of documents amending the tax base have been further clarified. Applicable from the January–March 2027 tax period
- A new set of forms for preliminary and final VAT returns is introduced. The manner in which data is reported in the VAT return is regulated in greater detail, while new annexes to the return and rules for their completion are also prescribed.
Key amendments to the Electronic Invoicing Rulebook
Applicable as of August 1st 2026
- Clarifications have been introduced regarding the data to be reported when reversing entries in the Aggregate VAT Record.
- It has been clarified that the rules applicable to reductions of the tax base, including the recording of such reductions in the Aggregate VAT Record and the Individual VAT Record, apply accordingly to reductions of advance payments.
- The rules governing corrections have been further elaborated. In particular, where the Input VAT Record is corrected due to incorrectly or incompletely reported data, the data in that record will be updated automatically. Applicable from the January–March 2027 tax period
- The new provisions stipulate that the preliminary VAT return will be prepared within the SEF based on the data available to the system.
- Rules are also introduced regarding the date on which the preliminary VAT return is prepared. Where electronic recording of input VAT, or its correction or updating, has not been carried out previously, this must be completed on that date.
- Restrictions have been introduced regarding subsequent amendments to data following the preparation and submission of the preliminary VAT return.
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