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Since 2021, Hungary’s RTIR system requires real-time reporting of B2B and B2C invoices. The July 2025 mandate extends full B2B e-invoicing to the energy sector, aligning with EU VAT digitalization goals.
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Non-compliance risks include penalties up to HUF 1,000,000 per invoice, VAT audit exposure, and deduction denials. NAV typically offers grace periods for corrections, but systematic readiness and monitoring remain essential.
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Businesses must ensure VAT registration, integrate with NAV’s Online Számla platform using FA(3) XML and API, set up Offline24 contingencies, archive invoices for 10 years, and prepare for PEPPOL cross-border interoperability.
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Hungary’s e-invoicing compliance is a strategic opportunity to automate VAT reporting, improve cash flow, and prepare for EU ViDA. Early adoption helps businesses in energy, telecom, and finance minimize risks.
Source: GVC
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