Compliance guides
Messaging Compliance in Hungary
SMS, WhatsApp, voice and RCS rules for businesses messaging customers in Hungary.
Overview
Hungary's Act XLVIII of 2008 on commercial advertising requires prior, express consent for direct marketing by SMS, email and phone, and advertisers must keep a register of the consents they hold.
The National Authority for Data Protection and Freedom of Information (NAIH) enforces the GDPR.
Hungarian is the search language and Google is dominant.
In Europe, WhatsApp marketing is treated like other electronic marketing: you need a lawful basis, usually consent, and you must be transparent about how contact data is used under GDPR or UK GDPR.
European countries regulate marketing calls through national laws and do-not-call or objection registers, and automated (recorded) marketing calls generally require prior consent.
Advertising Rules
The Hungarian Competition Authority (GVH) has issued guidance requiring influencers to disclose advertising clearly.
Guides by Channel
SMS in Hungary
Hungary's Act XLVIII of 2008 on commercial advertising requires prior, express consent for direct marketing by SMS, email and phone, and advertisers must keep a register of the consents they hold..
Read the guide →WhatsApp in Hungary
WhatsApp Business API campaigns to customers in Hungary need opt-in consent under Act XLVIII of 2008 and the GDPR, in addition to Meta's business and commerce policies..
Read the guide →Voice Call in Hungary
Advertising calls to individuals also need prior consent under Act XLVIII of 2008, and people can withdraw consent at any time free of charge..
Read the guide →RCS in Hungary
RCS business messaging availability in Hungary depends on operator and device support, so we confirm coverage before planning campaigns and keep SMS as a fallback; the same consent rules that apply to SMS apply to RCS..
Read the guide →Digital Habits and Channels in Hungary
Hungary has high smartphone use, and Messenger and Viber are popular alongside WhatsApp. SMS is used for appointment reminders, deliveries and bank codes.
Card and contactless payments are common, and Hungary's instant payment system lets people pay by phone number or QR code. Christmas, Easter and the summer Lake Balaton season shape the commercial calendar, and Hungarian-language content is essential.
Hungary has a large automotive sector, with Audi in Győr, Mercedes-Benz in Kecskemét and BMW's new plant in Debrecen, plus battery factories built by Asian manufacturers. Its standard VAT rate of 27% is the highest in the EU, and prices are in forints. Hungary's advertising law (Act XLVIII of 2008) requires prior, express consent for direct marketing by email, SMS and similar channels, and the data protection authority (NAIH) imposes fines. Magyar Telekom, Yettel and One are the mobile operators.
Regulators, Registers and Practical Rules in Hungary
In Hungary, the National Authority for Data Protection and Freedom of Information (NAIH) enforces the GDPR and the national Info Act, and the National Media and Infocommunications Authority (NMHH) regulates telecoms. Act XLVIII of 2008 on commercial advertising requires prior, express consent for direct advertising by electronic means, and advertisers must keep a register of the people who consented. The main mobile operators are Magyar Telekom, Yettel and One (formerly Vodafone Hungary).
Messages should be in Hungarian; English is understood mainly by younger and urban audiences. The standard VAT rate is 27 per cent, among the highest in the EU, so price messages should state whether VAT is included. SZÉP cards are widely used for restaurants and leisure.
General guidance, not legal advice. Check current rules with the regulator or a local adviser before launch.
Practical Details
Country code +36; time zone Europe/Budapest; currency Hungarian forint (HUF). Usual working week: Monday to Friday.
Cities we cover in Hungary
General information, not legal advice, as of October 2026.
Compliance in Hungary: FAQs
Which messaging channels need registration in Hungary?
It depends on the channel. Sender IDs for SMS often need registration with operators or the regulator, WhatsApp requires a verified business account and approved templates, and RCS needs brand verification. Each channel guide explains the details.
Does data protection law apply to messaging in Hungary?
The National Authority for Data Protection and Freedom of Information (NAIH) enforces the GDPR.
Is this legal advice?
No. These guides are general information. For significant campaigns, take advice from a local lawyer.
Plan Compliant Campaigns in Hungary
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