Croatia ERP and E-Invoicing Solutions for Business Growth

Effortless e-Invoicing, Simplified

Advintek Takes the Complexity Out of Croatian e-Invoicing

Built for full compliance with Croatia’s e-invoicing rules, our managed service removes the need for accountants or government system access. You send your invoice — we handle the rest.

Rather than working out Croatia’s compliance framework or paying outside consultants, you simply hand your invoice data to Advintek. Our Invoice Factory platform covers everything from there — checking, formatting, submission, cancellation, and long-term archiving all included.

A Fully Managed e-Invoicing Solution for Croatian Businesses

What Does e-Invoice as a Service Actually Mean?

Advintek’s e-Invoice as a Service is a fully managed solution helping businesses in Croatia meet e-invoicing rules without needing accountants, government portals, or complicated software.

This works for SMEs, law firms, retailers, and growing enterprises that want to stay compliant without building internal teams or studying technical standards.

Hand the entire e-invoicing process to Advintek — your business saves time, cuts errors, and keeps audit-ready records without ever touching Croatia’s compliance systems.

No portals. No manual entry. No compliance risk. Just clean automation, handled by Advintek.

How Advintek Makes e-Invoicing Effortless

How It Works – Simple 3-Step Process

Advintek’s Croatian e-Invoicing service is designed to be as effortless as possible. No need to access the Croatian Tax Administration’s systems separately or rely on manual work. Here’s how it works:

Share Your Invoice Data

Send your invoice details to Advintek via email, secure upload, or direct integration. No formatting required and no manual data entry on your end at any point.

We Validate, Map & Submit

Our Invoice Factory system validates your data automatically, maps it to Croatia's required eRačun format, and submits it securely — tax fields, metadata, and all compliance requirements fully covered.

You Receive Confirmation & Archive Access

Once submitted, you get a real-time status update on your invoice. Everything is archived securely for 10 years, keeping you fully aligned with Croatia's regulatory retention rules throughout.

Why Choose Advintek

Built around the requirements of Croatia’s e-invoicing system, Advintek’s service pulls compliance, automation, and oversight together in one connected platform.

Field Mapping

Your invoice details are converted directly into Croatia's required eRačun format — no manual formatting needed on your part.

Auto Validation

Every invoice is checked for accuracy and completeness before it's sent on to Croatia's tax authority.

Live Sync

Real-time synchronisation keeps your systems aligned and prevents duplicate entries at every stage.

Multi-Format

Covers every Croatia-compliant document type — self-billed invoices, credit notes, debit notes, and refunds, without exception.

Quick Response

Approval, rejection, or confirmation of your invoice comes back within seconds, straight from Croatia's live e-invoicing network.

Full Control

Submit, cancel, or retrieve any invoice through our platform — no login to a Croatian government portal ever needed.

Secure Storage

Invoice records are encrypted and retained for 10 years, with full audit trails available whenever you need them.

Compliance Ready

Every element of the service is designed to satisfy Croatia's regulatory and tax audit standards without exception.

Who Is This For?

Advintek’s e-Invoice as a Service suits businesses that want to stay compliant without making it a full-time job — whether just starting out or processing hundreds of invoices weekly.

Small Businesses

Cut out accountant fees and the learning curve. Hand over your invoice data and let us handle the rest.

01
Law Firms & Legal Professionals

Meet Croatia's e-invoicing requirements without dealing with government portals or running compliance processes yourself.

02
Retailers & Ecommerce Stores

Manage high volumes of transactions through automation that catches mistakes and files every invoice correctly the first time.

03
Service Providers & Consultants

Stay focused on your clients while Advintek keeps your billing audit-ready and fully compliant.

04
Mid-Sized & Growing Enterprise

Manage the invoice lifecycle across departments from one place, keeping every system in sync as your business grows.

05

Frequently Asked Questions

What do I need to provide to get started?

Just send your invoice data by email, secure upload, or integration — we take care of validation, submission, and archiving from there.

No. Advintek handles all interactions with Croatia’s compliance systems on your behalf — you never need direct portal access.

Standard invoices, self-billed invoices, credit notes, debit notes, and refunds — every Croatia-compliant document type is included.

Send Advintek a cancellation request and we’ll process it through Croatia’s system — no portal login needed from you.

Yes. The entire service is built around Croatia’s current e-invoicing standards, including Fiscalization 2.0, and is kept up to date as the rules evolve.

All invoices and submission records are securely archived for 10 years, fully meeting Croatia’s regulatory retention requirements.

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No portals. No paperwork. No risk. Just results.

Croatian Compliance, Handled For You

Take Croatian e-invoicing off your plate and let Advintek handle compliance fully.


Whether you're a small business or a growing enterprise, our managed service keeps you fully aligned with Croatia's e-invoicing rules.