Fiscal subject related
The Croatian Tax Administration system will be temporary unavailable in the period from Thursday, May 8, 2025, from 4 p.m. to Monday, May 12, 2025, until 8 a.m.
The Ministry of Finance, Tax Administration, is implementing the Digital Transformation of the Tax Administration project. The goal of the Project is to build a new information system that will be able to meet the requirements of modern digital business and facilitate and make electronic services even more accessible to citizens, entrepreneurs, alongside other state administration bodies.
Due to the planned work on the implementation of the Project, the TA informs the public that, in the period from Thursday, May 8, 2025, from 4 p.m. to Monday, May 12, 2025, until 8 a.m., the electronic services of the Tax Administration for citizens and entrepreneurs i.e. businesses will be unavailable.
Below is the list of the electronic services and services of the Tax Administration that will be unavailable via the eTax („ePorezna“) and mTax systems during the mentioned time:
- services within the eCitizens system,
- insight into the status of the tax accounting card and creation of a barcode for electronic payment of tax debt,
- submission of requests for rebooking and refund of overpaid funds on the tax accounting card and all other requests,
- issuance of Certificates,
- submission of requests for issuing a Tax Card,
- registration of business premises for fiscalization*,
- submission of the Specifications of Unrelated payments Form,
- submission of the Profit Tax form,
- submission of the VAT form,
- submission of the JOPPD form and all other forms in this area.
Since these are extraordinary circumstances of system unavailability, taxpayers who will be paying their salaries and pensions during the specified period will submit the JOPPD form upon system availability. JOPPD forms submitted in this way will be considered submitted within the legal deadline.
Take note that the following systems listed below will continue to operate regularly without interruptions in the above-mentioned period:
- Invoice and fiscalization system,
as well as OIB assignment and data retrieval from the OIB Registry.
Other news from Croatia
Exemptions from e-Invoicing in Croatia’s Fiscalization 2.0

Under Croatia’s Fiscalization 2.0, e-Invoicing will not be mandatory for transactions already covered by fiscalized receipts, such as cash or card payments in B2B and B2G dealings. Additionally, if a recipient’s identifier is unavailable in the AMS system, issuers may provide a paper invoice while still submitting data via eReporting. The Ministry of Finance has introduced specific exemptions to t... Read more
Croatia Defines Rules for e-Invoice Exchange Through Access Points

Croatia’s Tax Administration has outlined that e-Invoices will be exchanged through certified access points—either taxpayers themselves or registered intermediaries—ensuring secure transfer, interoperability, and compliance with fiscalization requirements. By December 31, 2025, businesses must implement compliant invoicing software, contract an intermediary, and register their e-Invoice receiving... Read more
Fiscalization 2.0 – Who is obligated, and what it means for e-invoices in Croatia

From January 1, 2026, Croatia will mandate eInvoicing for all domestic B2B and B2G transactions, requiring invoices to be issued in a structured electronic format and submitted to the tax authority’s fiscalization system. The obligation applies broadly to VAT-registered businesses, income and corporate tax payers, and public bodies established in Croatia. From January 1, 2026, electronic invoicing... Read more
Important update to the Tax Authorities Fiscalization System: new mandatory data introduced

The Tax Authorities Fiscalization System has been updated to require the operator’s personal identification number (OIB) as a mandatory element in B2B transactions, in addition to B2C. This change applies to fiscalization messages for e-invoices and eReport submissions, with updated technical documentation and WSDL files provided to support compliance and enhance transparency. The Tax Authorities... Read more
New document was uploaded: System comparison: Fiscalization 1.0 vs Fiscalization 2.0 in Croatia

The purpose of this document is to explain the main changes regarding the implementation of Fiscalization 2.0 in Croatia, a project set to roll out as mandatory starting January 1, 2026. Read more
Subscribe to get access to the latest news, documents, webinars and educations.
Already subscriber? LoginCroatia is expanding e-invoicing mandates to include B2B transactions, with deadlines approaching

Croatia will extend its e-invoicing system from public sector transactions to all domestic B2B transactions, starting with a testing phase on September 1, 2025, and a full mandate for VAT-registered businesses on January 1, 2026. From January 1, 2027, the requirement will also cover non-VAT registered businesses, with real-time validation and integration into the Fiscalization 2.0 programme to com... Read more
New document was uploaded: S4F backoffice patch
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. Please make sure to install all available patches sequentially (without skipping). This package contains instruction, release notes, changelog and software packages required for deployment of this software component. Read more