For our clients
Useful links
The official sites we reach for most often in day-to-day administration, collected in one place. Every link opens in a new tab. The pages themselves are in Hungarian.
Tax authority and taxation
- NAV Homepage of the National Tax and Customs Administration
- Online Invoice (Online Számla) Invoice data reporting and lookup
- ONYA Online form-filling application
- Tax calendar Filing and payment deadlines
- Tax collection account numbers Which account each tax type is paid to
- Register of taxpayers free of public debt Checking a partner's outstanding public debt
- Fuel prices Current prices published by the tax authority
- EU VAT number check (VIES) Validity check for an EU VAT number
Company data and registers
- Free company register Free lookup of company data
- Electronic financial statements portal Search and download published financial statements
- Register of sole traders Lookup of registration data
- KSH Activity (TEÁOR) codes and statistics
Official administration
- Ügyfélkapu+ Sign-in for electronic administration
- Company Gate (Cégkapu) / storage Official electronic storage and mail
- Magyarorszag.hu Central administration portal
- Government offices One-stop government offices and their remits
Payroll and social security
Rates, interest and grants
- MNB exchange rates Official exchange rate lookup
- Central bank base rate Base rate history — for late-payment interest
- Grants and tenders Hungarian and EU funding calls
We do not operate the sites listed here and take no responsibility for their content. If a link no longer works, please let us know.