Short answer: Lease decay cuts how much CPF you can use once the remaining lease cannot cover the youngest buyer using CPF to age 95: CPF use is then pro-rated, and it stops once 20 years or less remain. An HDB loan's tenure is capped at the remaining lease minus 20 years. There is no fixed "60-year cliff": the buyer's age decides.
Updated 28 September 2026. Rules checked against MND, CPF Board, HDB (MyNiceHome) and MAS sources on this date.
What rules link remaining lease to financing?
Since May 2019, MND's updated rules tie CPF use and HDB loans to whether the remaining lease covers the youngest buyer to age 95:
| Rule | Lease covers youngest buyer to 95 | Lease does not cover youngest buyer to 95 |
|---|---|---|
| CPF use (HDB and private) | Up to the Valuation Limit (or the Withdrawal Limit where it applies) | Valuation Limit pro-rated by how far the lease covers the youngest buyer to 95 |
| Minimum lease for any CPF use | More than 20 years at the point of purchase | More than 20 years at the point of purchase |
| HDB loan amount | Full loan-to-value (LTV) limit, now 75% | LTV limit pro-rated on the same basis |
| HDB loan tenure | Shortest of 25 years, 65 minus the buyers' average age, or remaining lease minus 20 years | Same |
The "point of purchase" is the flat application date for HDB flats. For private homes and ECs, it is the date the Option to Purchase or Sale and Purchase Agreement is exercised.
The HDB loan LTV limit was cut from 80% to 75% from 20 August 2024. MAS rules for bank loans cap tenure at 30 years for HDB flats and 35 years for other homes. They also cut the LTV limit when tenure runs past 30 years (25 for HDB flats) or past the borrower's age 65. The MAS rules do not tie bank loan tenure to remaining lease. Individual banks set their own lending policies for older leases, so check with the lender.
How is the pro-rated CPF limit worked out?
CPF Board does not publish a formula, but gives this example. Two 25-year-olds buy a S$550,000 flat with 65 years of lease left. The lease lasts until they are 90, so they can use up to S$495,000 (90%) of CPF.
Our estimate of the calculation: the example matches this ratio, which treats the first 20 years of lease as not counting:
CPF share of the Valuation Limit = (remaining lease − 20) ÷ (95 − youngest buyer's age − 20)
For the example: (65 − 20) ÷ (95 − 25 − 20) = 45 ÷ 50 = 90%. Use CPF Board's housing usage calculator for your actual limit.
Once all owners together reach the pro-rated limit, no more CPF can be used, even if they have set aside the Basic Retirement Sum. If the youngest co-owner leaves the ownership, CPF Board recalculates the limit using the next youngest owner's age.
What happens at 60 years of remaining lease?
At 60 years left, the lease covers any buyer aged 35 or older to 95, so they get the full CPF limit and full HDB loan LTV. Younger buyers get a pro-rated amount. The table uses our estimated ratio above:
| Youngest buyer's age | Lease reaches age | CPF share of Valuation Limit (our estimate) |
|---|---|---|
| 25 | 85 | (60 − 20) ÷ 50 = 80% |
| 30 | 90 | (60 − 20) ÷ 45 = 88.9% |
| 35 or older | 95 or more | 100% |
For HDB loan tenure at 60 years left, the "remaining lease minus 20" cap is 40 years, so the 25-year cap or the age-65 cap applies instead. The 60-year mark is not a rule in itself. It matters because it is where buyers in their late 20s and early 30s start to lose some CPF use.
What happens at 30 years of remaining lease?
At 30 years left, only a youngest buyer aged 65 or older gets the full CPF limit. For younger buyers, CPF use is cut sharply, and the HDB loan tenure can be no longer than 10 years (30 − 20).
| Youngest buyer's age | CPF share of Valuation Limit (our estimate) | Maximum HDB loan tenure |
|---|---|---|
| 35 | (30 − 20) ÷ 40 = 25% | 10 years |
| 45 | (30 − 20) ÷ 30 = 33.3% | 10 years |
| 55 | (30 − 20) ÷ 20 = 50% | 10 years |
| 65 or older | 100% | None: 65 minus age is 0 |
HDB loan tenures assume the buyers' average age equals the youngest buyer's age. At 20 years or less of remaining lease, CPF cannot be used at all and the HDB loan tenure cap (remaining lease minus 20) reaches zero.
How does the remaining lease change what a 35-year-old buyer can use?
This worked example applies the official rules to one buyer, aged 35, using our estimated CPF ratio:
| Remaining lease | CPF share of Valuation Limit (our estimate) | Maximum HDB loan tenure (shortest of 25, 65 − 35 = 30, lease − 20) |
|---|---|---|
| 70 years | 100% | 25 years |
| 60 years | 100% | 25 years |
| 55 years | 87.5% | 25 years |
| 50 years | 75% | 25 years |
| 45 years | 62.5% | 25 years |
| 40 years | 50% | 20 years |
| 30 years | 25% | 10 years |
| 20 years | Not allowed | Not allowed |
Any CPF shortfall has to be paid in cash. Lease decay also works on the resale: a flat with 55 years left today will have 45 left in 10 years, and the next buyer's CPF and loan limits will depend on their age at that point.
Does SERS protect older HDB flats from lease decay?
Not reliably. The Selective En bloc Redevelopment Scheme (SERS) is selective. In a March 2017 blog post, then National Development Minister Lawrence Wong said only 4% of HDB flats had been identified for SERS since 1995. HDB estimated in August 2018 that only about 5% of flats were suitable, and most of these had already been carried out (as reported by EdgeProp). Buyers should not count on SERS when judging an older flat.
FAQ
Is there a remaining lease below which I cannot use CPF?
Yes. The remaining lease at the point of purchase must be more than 20 years. Above that, CPF use is full if the lease covers the youngest buyer to 95, and pro-rated if not.
Does the age-95 rule apply to private condos?
Yes, the CPF rule applies to both private and public housing. The HDB loan rules apply only to HDB flats. Freehold property has no lease expiry, so the age-95 test does not reduce CPF use.
Does a bank loan avoid the age-95 rule?
Not for CPF. A bank loan is not subject to the HDB loan LTV pro-rating, but the CPF limit is still pro-rated, so any part not covered by the loan or CPF must be paid in cash.
Why does the youngest buyer's age matter so much?
The rule asks whether the lease lasts until the youngest buyer using CPF turns 95. An older buyer needs fewer remaining years, so the same flat can give full CPF use to a 45-year-old but only partial use to a 25-year-old.
Sources
- MND: Annex A, Updated Rules on CPF Usage and HDB Housing Loan (2019)
- CPF Board: CPF usage when the lease does not cover the youngest buyer to age 95
- CPF Board: How much CPF savings you can use for your home purchase
- HDB (MyNiceHome): Housing loans for HDB flat buyers
- MAS: Loan tenure and loan-to-value limits
- EdgeProp: LTV limit cut for HDB loans (August 2024)
- EdgeProp: Will your HDB flat be put up for SERS?
For the full CPF limits, see our CPF usage limit guide. For bank loan limits, see our LTV limits guide.
This page explains official rules and does not give personal financial advice. Check your own limits with CPF Board and HDB or your bank before you commit to a purchase.
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