In brief: WhatsApp’s policy allows a business message only after the person gives you their number and separately opts in. Meta’s own India rate card puts a marketing message at ₹0.8631 and a utility message at ₹0.1150. Service replies are free today, and Meta has published that it starts charging for them on 1 October 2026.
Picture a saree shop on C.G. Road, as an example. It sends the same festive offer to 1,800 saved contacts every October, and every October a few dozen people block the number. WhatsApp Business marketing in India works the other way round. You write to people who asked to hear from you, using messages Meta has cleared first, and you pay for each one that lands.
That move from shouting to asking is the whole game. Almost every capped account got there the same way, by treating a phone list as an audience. This guide sticks to what Meta and WhatsApp put in their own rules, including a price change on 1 October 2026. Working out what to say is its own job, and our guide to building a social media content calendar covers that side of it.
Key Takeaways
- WhatsApp lets you message someone only after they give you their number and opt in.
- A marketing message to India costs ₹0.8631, against ₹0.1150 for utility.
- Service replies are free, but only until 1 October 2026.
- A new account starts at 250 unique recipients per 24 hours.
- Medical and healthcare products sit on WhatsApp's banned list.
What Is WhatsApp Business Marketing?
Sending messages people asked for, and paying Meta for the ones that land. There are two ways in, and picking the wrong one is how a small shop ends up paying for software nobody opens.
The free WhatsApp Business app runs on one phone, with labels, a catalogue, quick replies, greeting messages and away messages. For a single shop or clinic, that is often the whole job.
The WhatsApp Business Platform is the other way in. You reach it through a provider, join it to your billing or booking system, and send at volume.
A template is a message you write once and send in for review. Meta files each one under a category, and your rate follows that category, the country and your volume.
Why Does Opt-In Come First?
Because WhatsApp makes it a condition of use. You may only write to someone who gave you their number. You also need “opt-in permission from the recipient confirming that they wish to receive subsequent messages or calls from you” (WhatsApp Business Messaging Policy).
Read that second half again. A number in your CRM from a 2023 enquiry is only a number. Buying a list to skip that step belongs with the other digital marketing mistakes small businesses make.
The policy puts the method on you. You are “solely responsible for determining the method of opt-in”, and for asking in a way the law allows. Anyone who asks to “block, discontinue, or otherwise opt out” comes off your list.
Indian law pulls the same way. MeitY notified the Digital Personal Data Protection Rules in November 2025, and the duties on firms holding customer data phase in over 18 months (Press Information Bureau). Start that record now: source, date, and what they agreed to.
What Are You Not Allowed to Promote?
More than most owners expect. WhatsApp bars its business services from “buying, selling, promoting, or otherwise facilitating the exchange” of “regulated or restricted goods and services”, and then names them.
The entries that catch Indian SMEs include:
- Medical and healthcare products
- Alcohol and tobacco
- Drugs
- Dating services
- Multi-level marketing
- Payday loans, paycheck advances, peer-to-peer lending and debt collection
That first line covers a big slice of local trade. A skin clinic in Prahlad Nagar can still send an appointment reminder or a report alert, because those sit inside a job it is doing anyway. Selling a product on the same thread is another matter. Meta changes that policy, so check it before you build a template. Paid ads need the same care, which we go through in our post on Meta ads for doctors and clinics.
What Does a WhatsApp Message Cost in India?
About 12 paise for a utility message, 86 for a marketing one. Meta moved to per-message billing on 1 July 2025, and charges you only when a template is delivered (WhatsApp Business Platform pricing).
These are Meta’s list rates for India, from the INR rate card on that page, effective 1 July 2026.
A marketing message costs about seven and a half times a utility one. Let that ratio shape your sending.
Three things sit on top: your provider’s monthly fee, any per-message markup, and tax. Volume discounts exist, but only on utility and authentication messages, and India’s list rate holds to 25 million a month. No SME reaches that. Our breakdown of Meta ads cost in India uses the same method.
What Changes on 1 October 2026?
Two things that are free today start costing money, and Meta has published the date, so plan around it.
From 1 October 2026 Meta will charge for service messages, free since November 2024. The same date brings a charge for “utility messages sent in response to users within an open 24-hour customer service window”, free since July 2025 (non-template message pricing).
Today both doors are open. A customer writing to you starts a 24-hour service window, and inside it your plain replies and utility templates cost nothing. Click to WhatsApp ads open a second door, free for 72 hours after someone taps through, and that one is not changing.
One more India date belongs in your diary. Rupee billing began on 1 January 2026 for firms billed in India, and those accounts must switch by 31 December 2026. After that Meta says it “will no longer deliver the messages” of accounts still on another currency (updates to pricing). Ask your provider which one yours uses.
How Many People Can You Message in a Day?
Fewer than you think on day one. Meta caps the number of “unique WhatsApp user phone numbers your business can deliver messages to” in a rolling 24 hours, and messages inside a customer service window do not count against it (messaging limits).
New accounts start at 250. From there the tiers run 2,000, then 10,000, then 100,000, then unlimited.
Getting off 250 takes one of three routes, and any one of them works:
- Verify your business directly with Meta.
- Have a Meta partner verify the business for you.
- Deliver 2,000 messages to unique numbers, outside service windows, within a 30-day moving period, using templates with a high quality rating.
The rises after that come on their own, so long as your messages stay high quality and you have used at least half your current limit in the last seven days.
That last point trips up shops that sell in bursts. One that pushes hard in October, then goes quiet until March, never climbs.
Where Do Good Opt-Ins Come From?
Places where the buyer already deals with you. Bought and scraped lists are the weakest.
Click to WhatsApp ads are the cleanest paid route, partly for that free 72-hour door, and a product reel is the usual creative behind one. A tick box at checkout works too, as long as it says what you will send. A QR code beside the till picks up walk-ins standing in your shop. Order slips, service bookings and warranty forms all give you a place to ask.
Here is a made-up example, not a client’s reported figures. A furniture shop near S.G. Highway asks at delivery whether the buyer wants fabric-care reminders on WhatsApp, and roughly a third say yes. Those numbers behave nothing like a bought list, because the person remembers saying yes. Online sellers get more of these moments than they use, which we cover in our guide to digital marketing for D2C and ecommerce brands.
What Should You Send, and How Often?
Utility first, marketing rarely. At 12 paise against 86, utility messages stay the cheaper habit even after October, and they get opened too, because a delivery slot or a booking time is news the buyer wants.
Save marketing sends for moments that earn a nudge: a real sale, a new range, a service that customer already buys. Meta only lifts your limit while your messages stay high quality, so anything that makes people block or report you costs room to grow.
A rhythm that works for most SMEs looks like this. Utility messages fire from your system whenever an order or booking changes state. Marketing goes out twice a month at most, read by a person first. The Monday review checks three numbers: delivered, read, and blocks.
What to Measure, and Where to Start
Delivered, read, replies, blocks and opt-outs, template by template. That last bit is the part people skip, and it is how you spot the template quietly costing you names.
Kosmonk IT Pvt Ltd is a digital marketing agency in Satellite, Ahmedabad, with 10+ years of experience and 100+ brand accounts managed across 7+ industries. Our reading is simple. The opt-in record is the asset, the template library is the plumbing, and Meta’s rules pay off consent while punishing cheap reach.
Start smaller than you want to. Spend a month gathering opt-ins with one clear line at checkout. Send in four utility templates, answer each message inside the window, then write your first marketing template. Tie the numbers back to money using the method in our guide to measuring digital marketing ROI.
If you want help, our lead generation team can look at where your opt-ins should come from and how they feed your funnel. Talk to us before you spend on sends.
Frequently Asked Questions
Can I upload my customer list and start sending offers?
No. WhatsApp asks for the number and a separate opt-in saying the person wants your messages. Past sales do not count. Send anyway and you collect blocks, which is what stops Meta lifting your limit.
Do I pay when a customer messages me first?
Until 1 October 2026, no. Service replies have been free since November 2024, and utility templates inside the 24-hour window since July 2025. Meta charges for both from October, so budget on the new position, not this year’s.
Is the free WhatsApp Business app enough for a small shop?
Often, yes. A one-branch salon or clinic handling a few dozen chats a day rarely needs the Platform. You outgrow it when you want messages fired by your billing or booking system.
Why did my messages suddenly stop going out?
Usually the messaging limit. Either you have hit the cap on unique numbers for that rolling 24 hours, or your quality rating has dropped far enough to stall a tier rise. Check both in your provider’s dashboard before calling it a bug.
Can a clinic run WhatsApp offers?
With care. Appointment reminders and report alerts are normal utility messages. Medical and healthcare products sit on WhatsApp’s banned list, so promoting them is out. Keep clinical claims out of any template you write.
