SMS compliance in Bangladesh

The rules that apply to business SMS sent to numbers in Bangladesh, with the source for each.

Quiet hours

Non-masking promotional SMS subject to sending-hour limits (no late-night delivery); NDNC filtering.

Source: BTRC A2P SMS directives

Consent

No statutory opt-in rule identified; obtain and record prior opt-in for promotional SMS (operator/aggregator policy).

Source: Operator/aggregator policy

Opt-out

NDNC opt-out for promotional SMS; masking traffic transactional only.

Source: Regulator rules

Prohibited content

Blocked: gambling/betting, alcohol, adult/dating, political and religious content, content offensive to public morals or Islam, phishing/fraud, unlicensed financial/crypto offers, URL shorteners.

Source: Operator content policies / national advertising law

Data protection law

No comprehensive personal data protection law in force identified; constitutional privacy and sector (telecom/cybercrime) rules apply.

Source: No law identified – verify locally

Sender ID rule

Masking SID via BTRC-licensed aggregator; local entity of international brand must end SID with 'BD'.

Source: Operator/regulator registration rules

Other

Masking (alpha) for transactional, non-masking (numeric) for promotional; BTRC-licensed aggregators only.

Source: Regulator/operator rules

This summary is guidance, not legal advice. Last verified 23 October 2026.