Selling your HDB flat is a major financial event, and while HDB coordinates the transaction, the seller still has real responsibilities and decisions along the way. Whether you are downsizing, upgrading or relocating, understanding the sequence helps you avoid delays and plan your finances, especially the CPF refund and your next home. This guide explains how the process generally works, from checking your eligibility to sell through to legal completion. It is general information, not financial or legal advice, and the current rules should always be confirmed with HDB.
Check That You Are Eligible to Sell
Before listing your flat, confirm that you are allowed to sell it. The main gate is the Minimum Occupation Period (MOP), the period you generally must have occupied the flat before you can sell it on the open market. The exact MOP depends on your flat type and how you bought it, so check your flat’s status on the HDB website rather than assuming.
There may be other considerations too. If you are buying another subsidised flat afterwards, a resale levy may apply in some situations. Whether a levy applies to you, and how much, is set by HDB and changes, so confirm your specific position with HDB rather than relying on any figure you read. Citizenship and household changes can also affect your obligations, so raise anything unusual with HDB early.
Prepare, Price and Market the Flat
Once you can sell, you decide how to go to market. You can engage a property agent or sell on your own. If you use an agent, they must be CEA-registered, verifiable on the CEA Public Register, and their commission is negotiable and not fixed by any authority. A good agent handles marketing, viewings and paperwork; selling on your own saves commission but takes more effort.
On pricing, past transacted prices of comparable flats are publicly available and give useful context. However, no article can tell you the right asking price or predict which way prices will move, and you should be wary of anyone who claims certainty. Set a realistic price based on your flat’s attributes, remaining lease and your own timeline.
Presenting the flat well, decluttering, cleaning and making minor repairs, can help viewings go smoothly. Be honest about the flat’s condition; misrepresentation can create problems later. It also helps to gather your paperwork early, such as details of any outstanding home loan and past renovations, so that when a serious buyer appears you are ready to move quickly rather than scrambling for documents.
Granting the Option to Purchase
When a buyer is ready, the transaction formally begins with the Option to Purchase (OTP). As the seller, you grant the OTP to the buyer, who pays an option fee to secure the exclusive right to buy within a set period. If they proceed, they pay a further amount to exercise the option.
An important point: the buyer generally needs a valid HDB Flat Eligibility (HFE) letter before you can grant them the OTP. This protects both sides by confirming the buyer is eligible and has sorted their financing. The exact option fee caps and timelines are set by HDB and can change, so check the current figures on the HDB website before you sign anything.
Submitting the Resale Application and Completing
After the OTP is exercised, both you and the buyer submit your portions of the resale application to HDB. HDB then reviews the documents, eligibility and financials, and moves the transaction towards completion. The table below shows the typical sequence from a seller’s viewpoint.
| Stage | What the seller does | Notes |
|---|---|---|
| Eligibility check | Confirm MOP and any levy position | Verify with HDB |
| Marketing | Price, list and hold viewings | Agent optional but must be CEA-registered |
| Grant OTP | Give buyer the Option to Purchase | Buyer needs a valid HFE letter |
| Resale application | Submit seller’s portion to HDB | Both parties submit |
| Completion | Attend to legal transfer and handover | Lawyers and HDB coordinate |
At completion, ownership transfers legally, the buyer pays, and outstanding matters are settled. A key part for sellers is the CPF refund: money you used from CPF for the flat, plus accrued interest, is generally refunded to your CPF account rather than paid to you as cash. How much is refunded and how it works are governed by CPF Board rules, so check your figures with the CPF Board. Any outstanding housing loan is also settled from the proceeds. A conveyancing lawyer, whether HDB’s solicitors or a private lawyer, handles the legal completion.
Timing, Money and Your Next Move
Selling rarely happens in isolation. If you are buying your next home, coordinate the two timelines carefully, because the sequence affects your cash flow and, for a private purchase, potentially your stamp duty position. If you are unsure how selling and buying interact, a conveyancing lawyer and a mortgage banker can help you plan, and for private-property stamp duty you should confirm the current rules with IRAS.
A few reminders keep the sale safe and smooth:
- Verify everyone. Confirm your agent on the CEA Public Register, and never transfer or accept money without verifying identities. Report anything suspicious to the Police or ScamShield.
- Do not assume figures. MOP, any resale levy, CPF refund and stamp duty all depend on current rules; treat HDB, the CPF Board and IRAS as the authorities.
- Read before you sign. Ask your lawyer about anything unclear in the OTP or completion documents.
Selling your HDB flat is very manageable once you follow the steps in order. Confirm you are eligible to sell, market and price sensibly, grant the OTP to an eligible buyer, submit the resale application, and let your lawyer and HDB handle completion while you plan your next move.
Explore more
If your sale is part of a move up, read our guide to upgrading from an HDB flat to a condo for the timing and financing picture. Buyers on the other side of your deal can follow our HDB resale buying process guide, which explains why they need an HDB Flat Eligibility (HFE) letter before you grant the Option to Purchase.
Related across Sky Media: Renovating Your HDB Flat: A Guide · How to Exercise in a Small HDB Flat