Fiscal subject related
The application certificate will be replaced with a new Fiskalcistest certificate, and the public key to the Fiskalcistest demo certificate will be available on July 11, 2024, from the FINA DEMO certificate search engine: https://demo-pki.fina.hr/certificate-search/?lang=hr.
The search criteria through the FINA search engine are:
- Certificate type: application certificates
- Certification Authority (CA): FINA Demo CA 2020
- Application or system name: fiskalcistest
- OIB: 02994650199
- meet the reCAPTCHA criteria
After that, you need to select the 'Search' option.
Other news from Croatia
VIDA regulation adopted—what does that mean for business?
The EU adopted the VAT in the Digital Age (ViDA) package on March 11, 2025, introducing major changes to the VAT system starting January 1, 2027. Key reforms include mandatory digital VAT reporting by 2030, new VAT collection rules for online platforms, and expanded One-Stop Shop (OSS) registration to simplify cross-border compliance. Additional measures, such as mandatory e-invoicing, phasing out... Read more
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Croatian e-invoicing and e-reporting in January 2026, with public consultation novelties.

Croatia plans to introduce mandatory e-invoicing and e-reporting for domestic B2B transactions starting January 1, 2026, as part of its Fiscalization 2.0 initiative, with a public consultation launched on February 27, 2025. The system will include a taxpayer directory (AMS), a reporting platform ("FiskApplication"), and a free e-invoicing tool ("MICROeINVOICE"), aligning with local extensions of EN16931. Implementation will begin with fiscal cash registers for B2C transactions in September 2025, followed by mandatory e-invoicing for businesses in January 2026, and an extension to small enterprises and B2G transactions in January 2027. Read more
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Slovenia: EU Targets Unsafe E-Commerce Imports with New Measures
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New document was uploaded: S4F backoffice patch
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New document was uploaded: S4F backoffice installer
S4F backoffice installer is intended for users who are installing the software for the first time. Please make sure to obtain latest version of installer and to apply all subsequent patches that are released subsequently. This package contains instruction, release notes, changelog and software packages required for deployment of this software component. This version of the Backoffice installer supports the following countries: Austria, Bulgaria, Croatia, France, Italy, Poland, Portugal, Romania, Slovakia and Slovenia. Read more