GUINEA-BISSAU REGULATIONS
SMS Regulations
in Guinea-Bissau
To ensure adherence and enhance campaign effectiveness, businesses must comply with the regulations and guidelines set by the ARN.
SMS Regulations
Why Regulations Matter
To guarantee successful message delivery and maintain legal compliance, all businesses—domestic or international—must follow national telecom regulations for SMS. This involves registering Sender IDs, securing user opt-in consent, and observing permitted hours for promotional messages.
Local SMS Regulations
SMS Regulations for Local Companies
- Full Dynamic Alpha Sender ID is allowed in all Guinea-Bissau networks except MTN need registration
International SMS Regulations
SMS Regulations
for International Companies
Full Dynamic Alpha Sender ID is allowed in all Guinea-Bissau networks except MTN need registration
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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