Tenancy stamp duty in Singapore is a tax on your lease, and it is one of the easier obligations to overlook when you are busy moving in. Yet stamping your tenancy agreement is a legal step, and skipping it can cause problems if a dispute ever arises. The rules are straightforward once you understand what stamp duty is, who pays it, and how to handle it through the Inland Revenue Authority of Singapore, known as IRAS. This guide explains the essentials in plain language so you can stamp your lease correctly and on time.
Please treat this as general information rather than legal or tax advice. Rates, thresholds and procedures can change, so always confirm the current details with IRAS before you act.

What Tenancy Stamp Duty Is and Why It Matters
Stamp duty is a tax on certain documents, and a tenancy agreement, sometimes called a lease, is one of them. When you rent a home in Singapore, whether it is an HDB flat, a private condo or a room, the agreement generally needs to be stamped. Stamping is the process of paying the duty and getting an official record that the document has been stamped.
Why does it matter? A stamped agreement is properly recognised, which is useful if you ever need to rely on the contract, for example in a disagreement over the deposit or the notice period. An unstamped document can be harder to use in that situation, and late stamping can attract a penalty. In short, stamping is a small administrative task that protects both tenant and landlord.
Who Pays and When to Stamp
By common practice in Singapore, the tenant pays the stamp duty on the tenancy agreement, although the parties can agree otherwise in the contract. It is worth checking your agreement so you know who is responsible before move in day.
Timing matters. You should stamp the agreement promptly, ideally before you sign or very soon after, and there is a window within which stamping must be done to avoid a late penalty. Rather than relying on memory or an old guide, check the current deadline on the IRAS website. If you stamp late, IRAS may impose a penalty, so it is best to treat stamping as part of the signing process rather than an afterthought.
Different situations call for stamping at different points. The table below outlines common scenarios.
| Situation | What it usually involves | Action to take |
|---|---|---|
| New tenancy | First lease for a fresh rental | Stamp the new agreement after signing |
| Renewal | Extending with the same landlord | Stamp the renewal or new agreement |
| Rent variation | Changing the rent mid lease | Stamp the document that records the change |
| Additional tenant | Adding a person to the lease | Stamp the supplementary document |
If you are unsure which category your document falls under, IRAS provides guidance, and a lawyer or your agent can help you classify it correctly.
How Stamp Duty on a Lease Is Worked Out
Stamp duty on a tenancy agreement is generally calculated from the rent and the length of the lease, so a longer lease or a higher rent tends to mean more duty. There are also situations, such as leases with variable or stepped rent, that are treated in a particular way.
Because the rate and the exact method can change, this guide will not quote a fixed formula or percentage that might be out of date. Instead, use the official stamp duty calculator on the IRAS website, which lets you enter your rent and lease period and works out the amount for you. This is the safest way to get an accurate figure, and it removes the guesswork. If your lease has unusual terms, confirm the treatment with IRAS or a professional before you stamp.
Keep in mind that stamp duty is separate from your deposit, advance rent and any agent fee. It is an additional cost, usually modest for a typical lease, but you should budget for it so it does not catch you by surprise.
How to Stamp Through IRAS e-Stamping
The most convenient way to stamp a tenancy agreement is online through the IRAS e-Stamping portal. You can access it with your Singpass, enter the details of the lease, calculate the duty and pay electronically. Once done, you receive a stamp certificate, which you should save and keep with your copy of the agreement.
Here is a simple way to approach it:
- Have your signed tenancy agreement and the property details ready.
- Log in to the IRAS e-Stamping portal with Singpass.
- Select the correct document type for your situation.
- Enter the rent, lease period and party details as they appear in the agreement.
- Use the calculator to confirm the duty, then pay.
- Download and store the stamp certificate safely.
If you are not comfortable doing this yourself, your property agent or a conveyancing lawyer can stamp on your behalf. Whoever does it, make sure the details match the signed agreement exactly, since errors can complicate matters later.
What to weigh when choosing how to stamp
Most tenants simply stamp online themselves, but the best route depends on how comfortable you are with the portal and whether an agent is already involved.
- Stamp yourself via e-Stamping: suitable if you are comfortable doing it online and renting directly. You enter the details, pay the duty and keep the certificate.
- Ask your property agent: useful if an agent is already handling the lease. The agent may handle the process, but you should still confirm who is paying the duty.
- Use an authorised service point: an option if you cannot stamp online. Check the current locations and available options with IRAS.
Whichever route you take, the essentials are the same: enter accurate details, pay promptly and keep the stamp certificate safe. It also helps to budget for the duty as part of your moving-in costs alongside the deposit and first month’s rent.
What Happens If You Do Not Stamp
Failing to stamp, or stamping late, can lead to a penalty imposed by IRAS, and the amount can grow the longer the delay continues. Beyond the cost, an unstamped agreement may be harder to rely on if you ever need to enforce it or defend your position in a dispute. For a document that takes only a few minutes to stamp, the risk simply is not worth it.
If you realise a lease was never stamped, do not panic. Stamp it as soon as you can and check the IRAS guidance on late stamping and any penalty that applies. Being proactive is always better than waiting to be asked.
To sum up, tenancy stamp duty in Singapore is a small but genuine legal obligation. Understand who pays, stamp on time through IRAS e-Stamping, use the official calculator for the amount, and keep your certificate on file. Handle it properly and you can settle into your new home with one less thing to worry about.
Common mistakes and where to get help
Tenants new to Singapore often run into the same avoidable issues:
- Not realising stamping is required, then only discovering it when a problem arises.
- Stamping late, which can lead to a penalty.
- Guessing the amount, instead of using the IRAS calculator with the correct rent and term.
- Forgetting to stamp a renewal, assuming the original agreement still covers the later period.
- Losing the stamp certificate, which is your proof that the document was stamped.
If your tenancy involves an unusual arrangement, a commercial element or a dispute with the landlord, you may want advice. For a rental dispute, having your paperwork in order, including stamping, can help your position, and our guide to getting legal help and legal aid in Singapore explains where to turn.
Explore more
Stamping is just one part of renting well. If you are still searching, see our guide on how to find a rental home in Singapore, and read up on your tenant rights and responsibilities. When your lease nears its end, our guide to renewing or ending a tenancy explains what to do next.
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Frequently Asked Questions
Do I need to stamp a short tenancy agreement of a few months? Check the current IRAS guidance, as the stamping requirement and any exemptions depend on the lease terms and period. Do not assume a short lease is exempt, and use IRAS’s calculator or ask an agent or lawyer.
Can the landlord pay the stamp duty instead of the tenant? Yes, the parties can agree this in the contract, even though it is common practice for the tenant to pay. Check your agreement so you know who is responsible before the move-in day.
What do I need to stamp a lease on IRAS e-Stamping? You need your Singpass, the signed tenancy agreement and the property and party details. Enter the rent and lease period exactly as written, pay the duty and save the stamp certificate with your copy.
Is stamping a room rental agreement required too? A rental of a room is still a tenancy, so check IRAS’s guidance on whether stamping applies to your document. If your agreement involves an unusual arrangement, ask IRAS or a lawyer before you assume.
Can I stamp the agreement after I have already moved in? Yes, but do it quickly, because late stamping can attract a penalty and the amount can grow over time. Check the deadline on IRAS’s website, and stamp as soon as you realise it was missed.
Official sources: IRAS