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WhatsApp questionsUpdated 21 September 2026

Is WhatsApp bulk messaging legal?

Yes, on the WhatsApp Business API, to people who opted in, with approved templates — that is what Meta's terms and India's DPDP Act both require; unsolicited bulk sending gets the number banned and, under DPDP, is a consent breach.

The short answer

Yes, on the WhatsApp Business API, to people who opted in, with approved templates — that is what Meta's terms and India's DPDP Act both require; unsolicited bulk sending gets the number banned and, under DPDP, is a consent breach.

Yes, on the WhatsApp Business API, to people who opted in, with approved templates — that is what Meta's terms and India's DPDP Act both require. Unsolicited bulk sending, whether through the API or an unofficial tool automating the app, gets the number banned and, under DPDP, is a breach of consent the business must be able to evidence.

The opt-in has to be recorded — who agreed, to what, when, where — and a STOP has to be honoured at once. A marketing template also needs consent; a utility template about the customer's own transaction does not.

Opt-in and consent rules in India is the full set.

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