1️⃣ 🇭🇺 Eker Law (E-commerce)
Full name: Act on Certain Issues of Electronic Commerce Services and Information Society Services.
This is the main law regulating websites in Hungary.
Service providers are required to display the following information in a clear, directly accessible, and permanently available manner:

• Name / company name
• Legal address
• Contact details (email is mandatory)
• Company / sole proprietorship registration number
• Tax number
• Registering authority
• For licensed activities — details of the licensing authority

👉 Applies to virtually all commercial websites.
2️⃣ 🇭🇺 Civil Code
Provides the general legal framework, particularly important for contractual relationships, e.g., online stores.
3️⃣ 🇭🇺 Advertising and Commercial Communication
If a website engages in economic advertising or commercial communication, transparency requirements are mandatory.
4️⃣ Press Publications / Blogs
If a website publishes regularly updated editorial content (e.g., an online magazine), additional information may be required:

• Responsible editor
• Publisher
• Editorial office address

When is an impressum required?
✔️ Online stores
✔️ Service websites
✔️ Corporate websites
✔️ Websites with advertising
✔️ Blogs that generate income
⚖️ For private, non-commercial websites, requirements may be limited, but in practice, having an impressum is so strongly recommended that it’s better to include one even without income.
Formal requirements
The impressum must:

• Be a separate menu item
• Be permanently accessible
• Not be hidden