Parenthood Tax Rebate Calculator Singapore 2026

Work out your total PTR entitlement, spouse split, and years to fully offset your income tax — free calculator with real-time results in SGD.

Understanding the Parenthood Tax Rebate for Singapore Families

The Parenthood Tax Rebate (PTR) is one of the most valuable — and most overlooked — tax benefits IRAS offers married parents in Singapore. Unlike a tax relief, which merely reduces your chargeable income, the PTR is a dollar-for-dollar rebate against the income tax you actually owe. For a family with three children, that is up to S$35,000 in tax savings that can be spread across several Years of Assessment until fully used. Yet many parents either forget to claim it, do not realise it can be split with their spouse, or do not know how many years it will take to exhaust the full amount at their current income level. This calculator models your household’s PTR entitlement, your personal share after allocation, and a year-by-year projection of how quickly you will use up the rebate based on your estimated income tax payable.

Not financial or tax advice. All figures are for educational reference only, based on rates confirmed current as at Q3 2026. Always verify your specific eligibility and balance via your myTax Portal account or consult IRAS directly.

Why the Rebate Matters More Than You Think

Because PTR offsets tax payable directly rather than chargeable income, its effective value is far higher than a typical relief of the same face amount. A S$4,000 Qualifying Child Relief might only save a taxpayer in the 15% bracket around S$600 in tax. A S$4,000 slice of unutilised PTR, by contrast, wipes out S$4,000 of actual tax bill — a full dollar-for-dollar reduction. For dual-income households, the ability to apportion PTR between spouses in any ratio (and to change that ratio each Year of Assessment) means families can direct the rebate toward whichever spouse has the higher tax payable, maximising the speed at which it is used up.

Who Should Use This Calculator

Newly married parents planning their first child, parents with two or three children unsure how their PTR balance is tracking, and dual-income couples deciding how to split PTR between spouses each year. It is also useful for anyone doing longer-term retirement or investment planning, since the tax saved each year from PTR is money that can be redirected into an SRS account, S-REIT portfolio, or CPF top-up instead.

How to Use This Parenthood Tax Rebate Calculator

1. Number of children: Select how many children you have who are Singapore Citizens (born or became SC within 12 months of birth) — this determines your total household PTR entitlement.
2. Estimated annual income tax payable: Enter your current or expected Notice of Assessment tax payable before any PTR offset — this is what the rebate will be applied against each year.
3. Your share of the rebate: Use the slider to set what percentage of the total PTR you (versus your spouse) will claim — IRAS lets couples split this in any proportion, and it can be changed in future years.
4. Assumed annual tax payable growth: Adjust this if you expect your income (and therefore tax payable) to rise over the coming years, which affects how quickly the balance is used up.

The calculator instantly shows your total household PTR, your personal share, how many years it will take to use up fully, and your tax savings in year one — plus a full year-by-year breakdown table and chart.

Pro tip: Combine this calculator with our Retirement Planning Calculator to see how directing your PTR-driven tax savings toward investments could grow your retirement nest egg.

What Is the Parenthood Tax Rebate (PTR)?

The Parenthood Tax Rebate is a one-off rebate granted by IRAS to Singapore tax resident parents who are legally married (or were married and are now divorced or widowed) and have a child who is a Singapore Citizen at birth, or who becomes one within 12 months of birth. The rebate amounts are S$5,000 for the first child, S$10,000 for the second child, and S$20,000 for the third and each subsequent child. A family with three children is therefore entitled to a combined S$35,000 in PTR — one of the largest tax benefits available to any Singapore household.

Crucially, PTR is a rebate, not a relief. Reliefs (like Qualifying Child Relief or Parent Relief) reduce your chargeable income before tax is calculated, so their real dollar value depends on your marginal tax bracket. A rebate, by contrast, is deducted directly from the tax you owe after your bill has already been computed — so every dollar of PTR cancels out exactly one dollar of tax payable. If your rebate balance exceeds your tax payable in a given year, the unused portion simply carries forward indefinitely to future Years of Assessment until it is fully used up.

Parents can view their live PTR balance and apportion it between spouses using the “View/Transfer Parenthood Tax Rebate” e-service on myTax Portal. This calculator gives you a fast way to estimate that balance and timeline before checking the official figures.

How the Parenthood Tax Rebate Works: The Maths Behind the Offset

The calculation has two layers. First, your household’s total PTR is fixed by birth order: S$5,000 + S$10,000 + S$20,000 per child from the third onward. Second, that total is applied against actual income tax payable, year by year, until exhausted.

Say a couple has two children and a combined PTR of S$15,000. They agree to split it 60/40, so the higher-earning spouse claims S$9,000 and the other claims S$6,000. If the higher earner’s income tax payable is S$3,000 in Year of Assessment 2026, the full S$3,000 is offset that year (bringing their tax payable to zero), leaving a S$6,000 PTR balance to carry forward. If their income — and therefore tax payable — grows by roughly 3% a year, it would take them a little over two more years to use up the remaining balance.

This calculator automates that year-by-year projection so you are not left guessing. It assumes your entered tax payable figure grows at a steady rate you specify, applies the offset annually, and shows exactly when your balance hits zero. In practice your actual tax payable will fluctuate with bonuses, relief changes, and CPF contribution caps, so treat the projection as a planning guide rather than an exact forecast — the true balance is always tracked officially by IRAS.

PTR vs Qualifying Child Relief in Singapore

Parents are often confused about how PTR interacts with Qualifying Child Relief (QCR) and Working Mother’s Child Relief (WMCR), because all three are triggered by having children. The distinction that matters most for tax planning is simple: reliefs shrink your chargeable income before tax is calculated, while PTR shrinks your final tax bill directly.

Both benefits are claimed independently and do not reduce each other — a parent typically benefits from QCR every year a child remains a qualifying dependant, while PTR is a fixed pool claimed once per child and drawn down over time. For the most current relief quantum and eligibility conditions (including any Working Mother’s Child Relief interactions), always check the latest figures on the IRAS tax reliefs page, since relief structures are reviewed more frequently than PTR.

Best Ways to Grow Your PTR Tax Savings in Singapore

The money you save each year from PTR offsetting your tax bill is effectively “found” cash — it is tax you would have paid regardless, now available to redirect toward long-term goals. Rather than letting it sit idle, many Singapore parents channel it into vehicles that compound over the 20+ years until their children are financially independent.

A Supplementary Retirement Scheme (SRS) contribution is a natural first stop, since it creates a second layer of tax relief on top of what PTR already saved you, and the funds can be invested in ETFs, unit trusts, or robo-advisor portfolios. Robo-advisors like Endowus and Syfe let you deploy SRS or cash savings into globally diversified portfolios with low minimums, while a platform like FSMOne is well suited for parents who prefer picking individual unit trusts or bonds for a child’s future education fund.

For parents who prefer income-generating assets, directing PTR savings into dividend-paying S-REITs or blue-chip dividend stocks builds a passive income stream that grows alongside your family. Whatever the vehicle, the principle is the same: a rebate you were always entitled to becomes meaningfully larger wealth if it is invested rather than absorbed into everyday spending.

Singapore-Specific Rules: Marriage, Citizenship & Sharing Between Spouses

PTR eligibility is tightly bound to Singapore’s citizenship and marriage framework. You must be a Singapore tax resident, married (or divorced/widowed in the relevant year), and the child must be a Singapore Citizen either at birth or by becoming one within 12 months of birth. Children who are Permanent Residents or foreign nationals without SC status do not generate PTR eligibility, even if raised in Singapore.

The rebate is claimed once per child in the Year of Assessment the child is born (or the year citizenship is obtained, if later), and the unutilised balance then carries forward indefinitely — there is no expiry, so even a low-tax-payable household will eventually use the full amount over enough years. Married couples can apportion the rebate between themselves in any percentage split they choose, and this split is not locked in: it can be revised for future Years of Assessment through the myTax Portal “View/Transfer Parenthood Tax Rebate” service, which is useful if one spouse’s income (and therefore tax payable) changes significantly, such as after a promotion or a switch to self-employment.

One practical nuance worth flagging: since PTR only offsets tax payable and not CPF contributions, it has no direct effect on your CPF Ordinary, Special, or MediSave balances. Parents looking to optimise CPF alongside PTR should look at voluntary contributions separately — see our CPF OA/SA Allocation Calculator for that side of the equation.

Parenthood Tax Rebate as Part of Your Retirement & Investment Strategy

Because PTR can take anywhere from one to several years to fully utilise, it behaves less like a windfall and more like a recurring annual “bonus” from IRAS — one that is easy to fold into a broader retirement and investment plan. A parent with S$20,000 of unutilised PTR earning S$4,000 a year in tax offsets, for instance, effectively receives five years of “free” tax relief that can be redirected into a retirement portfolio instead of being spent.

The simplest approach is to treat every dollar of PTR-driven tax savings the same way you would treat a bonus: allocate a fixed percentage — say 50–70% — straight into long-term investments such as a diversified ETF portfolio, S-REITs for passive income, or an SRS account for further tax relief, and use the calculator on this page every year at tax time to check your remaining balance and adjust your spouse-split accordingly. Pairing this with our Retirement Planning Calculator lets you see the compounding effect of consistently reinvesting your PTR savings over a 20–30 year horizon, and our Passive Income Guide covers how S-REITs specifically can turn that redirected tax saving into a growing income stream well before retirement age.

Frequently Asked Questions

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