CZECHIA REGULATIONS
SMS Regulations
in Czechia (Czech Republic)
To ensure adherence and enhance campaign effectiveness, businesses must comply with the regulations and guidelines set by the CTU.
SMS Regulations
Why Regulations Matter
To ensure message delivery and avoid legal issues, all businesses, whether local or global, must adhere to national telecom guidelines for SMS. This includes setting up Sender IDs, obtaining opt-in permissions, and following restricted hours for promotional messaging.
Local SMS Regulations
SMS Regulations for Local Companies
- Sender ID needs to be registered in all Czech networks.
- Spamming and Phishing messages are strictly prohibited.
- All Unregistered sender IDs will be rejected on local direct routes.
International SMS Regulations
SMS Regulations
for International Companies
Alphanumeric Sender ID needs to be registered in T-Mobile and Nordic Telecom with the setup time 2-3 weeks.
In O2(Telefonica) and Vodafone full Dynamic Alphanumeric are allowed except national numeric senders.
Universal Best Practices
Best Practices for All Senders
Do's
Send only to users who opted in
Include free opt-out methods (link or SMS)
Use HELP/STOP keyword in user’s language
Maintain sender brand consistency
Follow message length limits
Dont's
No political, gambling, or religious content
Don’t message DND-listed numbers
Avoid generic Sender IDs
Never skip Sender ID registration
Don’t send during restricted hours
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