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  • Instructions

    Instructions

    • Video instructions
    • Instructions for the SEF Admin module
    • Instructions for connecting to SEF via API
    • Generate API key
    • Updated internal technical manual (31.07.2026.)
    • Tax categories for electronic invoices
    • Instructions for using XML files (05.06.2023.)
    • Updated examples of XML files according to the UBL 2.1 standard from 11.07.2025.
    • XML document validation service (UBL 2.1 standard)
    • Examples of JSON files for Individual VAT records
    • Electronic recording of VAT calculations in SEF
    • EEO VAT in the Electronic Invoice System until September 1st
    • Electronic recording of deductible tax
    • Recipient notification of previous tax

    Specifications

    • Specification of the application interface for direct access to the Electronic invoice system
    • Updated specification for the adapted implementation of the EN 16931-1 standard for Electronic invoices in domestic trade in the Republic of Serbia
  • Contact

    Contact

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    Frequently asked questions

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  • Current events

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    • Events
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    News

    • News
  • Documents

    Documents on the operation of the e-invoice system

    • Notifications
    • SEF updates and versions

    Laws

    • Law on Amendments to the Law on Electronic Invoicing (31.08.2026.)
    • Law on Amendments and Supplements to the Law on Electronic Invoicing
    • Law on Amendments and Supplements to the Law on Electronic Invoicing
    • Law on Electronic Invoicing
    • Fiscalization Law
    • Law on the Budget System
    • Value Added Tax Law
    • Law on the Settlement of Monetary Obligations in Commercial Transactions

    Regulations

    • Regulation on the procedure and conditions for granting and withdrawing consent to perform the activities of an information intermediary
    • Regulation on the conditions and manner of storing and making available electronic invoices
    • Regulation on the conditions and manner of using the invoice management system

    Bylaw

    • Regulations on Amendments and Supplements to the PEF - 01.08.2026
    • Regulations on Amendments and Supplements to the PEF - 3.10.2025.
    • Regulations on Amendments and Supplements to the Regulation on Electronic Invoicing - 30.12.2024.
    • Regulations on Amendments and Supplements to the Regulation on Electronic Invoicing
    • Regulations on Amendments and Supplements to the Regulations on Electronic Invoicing
    • Regulations on Amendments and Supplements to the Regulation on Electronic Invoicing
    • Electronic invoicing regulations
  • Services

    Users

    • List of users of the electronic invoice system

    Information

    • Notice on the processing of personal data
  • Information broker

    Request for consent

    • Request for consent

    Register of information intermediaries

    • Register of information intermediaries
Contact form
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Contact center: 011 7777 600

(If you have already contacted us regarding the same matter, please enter your case number)

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  • Instructions

    Instructions

    • Video instructions
    • Instructions for the SEF Admin module
    • Instructions for connecting to SEF via API
    • Generate API key
    • Updated internal technical manual (31.07.2026.)
    • Tax categories for electronic invoices
    • Instructions for using XML files (05.06.2023.)
    • Updated examples of XML files according to the UBL 2.1 standard from 11.07.2025.
    • XML document validation service (UBL 2.1 standard)
    • Examples of JSON files for Individual VAT records
    • Electronic recording of VAT calculations in SEF
    • EEO VAT in the Electronic Invoice System until September 1st
    • Electronic recording of deductible tax
    • Recipient notification of previous tax

    Specifications

    • Specification of the application interface for direct access to the Electronic invoice system
    • Updated specification for the adapted implementation of the EN 16931-1 standard for Electronic invoices in domestic trade in the Republic of Serbia
  • Contact

    Contact

    • Contact form
    • Useful links
    • Questions and answers

    Frequently asked questions

    • Frequently asked questions
    • Frequently Asked Questions (new)
  • Current events

    Announcements and informations

    • Events
    • Webinars

    News

    • News
  • Documents

    Documents on the operation of the e-invoice system

    • Notifications
    • SEF updates and versions

    Laws

    • Law on Amendments to the Law on Electronic Invoicing (31.08.2026.)
    • Law on Amendments and Supplements to the Law on Electronic Invoicing
    • Law on Amendments and Supplements to the Law on Electronic Invoicing
    • Law on Electronic Invoicing
    • Fiscalization Law
    • Law on the Budget System
    • Value Added Tax Law
    • Law on the Settlement of Monetary Obligations in Commercial Transactions

    Regulations

    • Regulation on the procedure and conditions for granting and withdrawing consent to perform the activities of an information intermediary
    • Regulation on the conditions and manner of storing and making available electronic invoices
    • Regulation on the conditions and manner of using the invoice management system

    Bylaw

    • Regulations on Amendments and Supplements to the PEF - 01.08.2026
    • Regulations on Amendments and Supplements to the PEF - 3.10.2025.
    • Regulations on Amendments and Supplements to the Regulation on Electronic Invoicing - 30.12.2024.
    • Regulations on Amendments and Supplements to the Regulation on Electronic Invoicing
    • Regulations on Amendments and Supplements to the Regulations on Electronic Invoicing
    • Regulations on Amendments and Supplements to the Regulation on Electronic Invoicing
    • Electronic invoicing regulations
  • Services

    Users

    • List of users of the electronic invoice system

    Information

    • Notice on the processing of personal data
  • Information broker

    Request for consent

    • Request for consent

    Register of information intermediaries

    • Register of information intermediaries
Contact form
Back

Keep in touch

Contact center: 011 7777 600

(If you have already contacted us regarding the same matter, please enter your case number)

Ministry of finance
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News

  • Current events
  • News
  • Belgrade, 2 February 2023

    Webinar recording published: "Recommendations for accessing SEF via the application interface, the most common...

  • Belgrade, 2 February 2023

    Resolved difficulties when accessing the system via the application interface

  • Belgrade, 2 February 2023

    Notice to users of the Electronic Invoice System

  • Belgrade, 1 February 2023

    Webinar: Recommendations for accessing SEF via the application interface, the most common challenges when using the...

  • Belgrade, 31 January 2023

    Resolved difficulties when accessing the system via the application interface

  • Belgrade, 31 January 2023

    Notice to users of the Electronic Invoice System

  • Belgrade, 31 January 2023

    Webinar recording released: "SEF changes included in update 3.1"

  • Belgrade, 28 January 2023

    SEF update 3.1 available in production environment

  • Belgrade, 26 January 2023

    Webinar: Changes to SEF as part of update 3.1

  • Belgrade, 24 January 2023

    Important notice: Obligations of users of the electronic invoice system

  • Belgrade, 19 January 2023

    Webinar recording published: "Questions and answers regarding the operational use of the Electronic Invoice System"

  • Belgrade, 17 January 2023

    Webinar: Questions and answers regarding the operational use of the Electronic Invoice System

  • Belgrade, 13 January 2023

    Difficulties in accessing the system by legal representatives have been resolved.

  • Belgrade, 12 January 2023

    Difficult access for some users to the Electronic Invoice System

  • Belgrade, 12 January 2023

    Webinar recording published: "Legal obligation to use SEF, registration, login, adding new users and entities to the...

  • Belgrade, 12 January 2023

    Updated Internal Technical Instructions - version dated 12.01.2023.

  • Belgrade, 12 January 2023

    SEF update 3.1 available on demo version of the system

  • Belgrade, 10 January 2023

    Webinar: Legal obligation to use SEF, registration, login, adding new users and entities to the Electronic Invoice...

  • Belgrade, 30 December 2022

    Updated tax categories

  • Belgrade, 30 December 2022

    Webinar recording published: "Demonstration of the functionality of the user interface of the Electronic Invoice System"

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