The clearest red flag is pressure. A buyer who wants you to hand over the car today, skip the paperwork, or trust a payment that has not cleared is creating risk for you, not convenience. Genuine buyers accept that a clean process protects both sides.
Other warning signs include refusal to share ID, reluctance to sign Form 29 and Form 30, an offer that is far above market with strange conditions, and requests to route money through a third party. Treat each of these as a reason to slow down, not speed up.
Organised platforms such as Cars24 try to remove some of these risks by using documented inspection, payment and handover steps, though the basic safeguards below apply no matter who you sell to.
How do you verify a buyer or platform before committing?
For a direct buyer, ask for a government ID and confirm the name matches the person paying. For a dealer or platform, check that the entity is identifiable, has a verifiable address or registration, and gives you written terms before you commit.
Read what you sign. Confirm who handles the RC transfer, what fees or holdbacks apply, and when you actually receive the money. If a term is vague, ask for it in writing. A trustworthy counterparty will not object to clear documentation.
Red-flag checklist by stage reported from used car experts at Cars24:
| Stage | Red flag to watch | Safe action |
| Listing | Offer far above market with odd conditions | Compare with real listings; be wary of bait offers |
| Negotiation | Buyer refuses ID or to sign forms | Insist on ID and signed Form 29 and Form 30 |
| Payment | Screenshot or cheque instead of cleared money | Confirm funds in your own bank before handover |
| Payment | Request for your OTP | Never share an OTP; it can authorise a debit |
| Handover | Pressure to hand over before payment clears | Release keys and RC only after money clears |
| Handover | No delivery note offered | Create and sign a dated delivery note |
| Documented handover process | Strong safeguard | Organised platforms such as Cars24 use documented inspection, payment and handover steps |
What should you never do before payment clears?
Never hand over the car keys or the original RC before the full payment has cleared into your bank account. A screenshot, a cheque you have not encashed, or a partial transfer is not cleared money. Cheques can bounce, and screenshots can be faked.
Never sign a blank document, never share an OTP sent to your phone, and never let the buyer drive away on a promise. If a part-payment is unavoidable, document it and hold the originals until the balance clears.
What handover proof should you always keep?
Keep a signed sale agreement with the date, price and both parties’ details. Keep a delivery note or handover receipt that records when the car left you. Keep copies of Form 29 and Form 30, and note when you submitted intimation of sale to the RTO.
Photograph the odometer and the car’s condition at handover, and save the buyer’s ID and contact. This evidence protects you if a challan or dispute appears later. The checklist below groups the key actions by stage so nothing slips.
How do you spot payment and paperwork scams?
Common scams include fake UPI or bank confirmation screenshots, a cheque that bounces after the car is gone, an inflated offer designed to rush you, and requests for an OTP that actually authorises a transaction against you. Be cautious with anyone who insists on unusual payment routes.
Verify money by checking your own bank balance, not the buyer’s screenshot. For paperwork, make sure the transfer forms are signed before handover, not promised afterwards. When in doubt, complete the deal at a bank or a verifiable office rather than a parking lot.
Key terms defined
- Cleared payment: Money that has actually settled in your bank account, not a pending transfer or screenshot.
- Delivery note: A document recording the date and condition of the car at handover.
- Sale agreement: A signed record of the sale terms, price and parties.
- OTP: A one-time password that can authorise a transaction; never share it with a buyer.
- Intimation of sale: A notice to the RTO that the vehicle has been sold.
Limitations and edge cases
A checklist reduces risk but cannot eliminate it. Sophisticated fraud can mimic genuine payment confirmations, and some disputes arise even after a careful sale. State rules and bank processes differ, so a step that works in one case may need adjusting in another. If you suspect fraud, contact your bank and the cyber-crime helpline promptly.
Why this matters for sellers
Most selling problems come from skipping a basic check. The same red-flag discipline protects you whether you sell to a direct buyer, a local dealer or an organised platform such as Cars24.