TDSR Singapore Property Explained, MAS 55% Cap 2026
TDSR Singapore property guide: MAS 55% gross income cap, 4% stress test, LTV 75% link, MSR 30% on HDB/EC, tenure to age 75, and foreign buyer maths.
By Invest Singapore Editorial · Updated June 17, 2026 · 18 min read
Quick answer: MAS Total Debt Servicing Ratio caps all monthly debt at 55% of gross monthly income on Singapore property loans. Banks stress-test your mortgage near a 4% interest floor, not your promotional rate. TDSR works alongside LTV up to 75% on a first private property, maximum tenure 35 years or age 75. MSR at 30% applies only to HDB and EC. Foreign buyers pass the same TDSR gate before ABSD cash. URA logged 26,492 private sales in 2025; financing rules, not product shortage, filter most budgets.
Invest Singapore 2026 TDSR lens
Invest Singapore treats TDSR as the silent deal-killer in Singapore property finance. Showroom brochures quote LTV up to 75% and headline mortgage rates near 3%, but MAS requires banks to prove you can service all debt at 55% of gross monthly income using a stress-tested instalment near 4%. Our acquisition memos run TDSR before LTV because a foreign Employment Pass holder with S$30,000 monthly gross can still fail underwriting when credit card limits, a car loan, and a 23-year tenure to age 75 stack together. URA recorded 26,492 private residential sales in 2025 with foreigners at 1.2%, stamp duty at 60% ABSD explains part of that gap, yet weekly IPA rejections on TDSR alone confirm leverage rules bite as hard as entry tax. Pair this guide with the foreigner mortgage Singapore playbook, the Singapore property cooling measures guide, and cost of buying property in Singapore so loan eligibility and cash requirements stay in separate columns.
Total Debt Servicing Ratio is not a bank marketing term. It is a Monetary Authority of Singapore (MAS) macroprudential rule embedded in every residential mortgage assessment since 2013, refined multiple times alongside ABSD and LTV changes. Whether you buy an OCR resale condo, a CCR new launch, or refinance an existing loan, TDSR asks one question: after stress-testing your home loan, do all monthly debt obligations remain at or under 55% of gross monthly income?
This guide explains how TDSR works, how it differs from Mortgage Servicing Ratio on HDB and EC, what income and debts banks count, how the 4% stress floor interacts with LTV 75% on a first private property, tenure limits to age 75, worked examples for local and foreign profiles, refinancing rules, and the checklist we use before any Option to Purchase.
What Is TDSR and Why MAS Uses It
TDSR limits total monthly debt service to 55% of gross monthly income. Gross means before income tax and CPF employee contributions for salaried applicants, though banks may apply haircuts to variable components.
MAS introduced TDSR to prevent households from stacking mortgages, car loans, and unsecured credit into unsustainable leverage during property upswings. Unlike a simple mortgage payment-to-income ratio, TDSR aggregates every material obligation the bank can identify.
The policy goal is systemic stability in a city where residential wealth dominates household balance sheets and foreign capital flows are actively managed through ABSD. TDSR does not discriminate by nationality: a Singapore citizen upgrading from HDB to private condo faces the same 55% cap as a foreign EP holder buying a second home, though ABSD and LTV tiers differ by profile.
For the full policy stack including ABSD tiers and SSD exit tax, see the Singapore property cooling measures guide.
TDSR Formula: What Banks Actually Calculate
The core formula is straightforward. The implementation details are where applications fail.
Step 1, Establish gross monthly income
Banks start with documented gross pay: base salary, fixed transport or housing allowances, and often a two-year average of bonus or commission. Variable income above 30% of total may be discounted. Rental income from other properties typically counts at 70–80% after tenancy evidence. Overseas salary may be accepted at 0–100% depending on bank and currency.
Step 2, List all monthly debt obligations
Included items commonly comprise:
| Debt type | How banks assess monthly payment |
|---|---|
| Proposed home loan | Stress-tested instalment at ~4% floor |
| Existing mortgages (SG or overseas) | Actual or stressed instalment |
| Car loan / hire purchase | Contractual instalment |
| Renovation or study loans | Contractual instalment |
| Credit cards and unsecured lines | 3–4% of total credit limit |
| Guarantor exposure | Assessed portion of guaranteed loan |
Paying your credit card in full each month does not remove it from TDSR. The limit itself creates an assessed payment.
Step 3, Divide total debt by gross income
If total assessed monthly debt exceeds 55% of gross monthly income, the loan is declined or the approved amount is reduced until the ratio clears.
Example skeleton:
| Line | Amount |
|---|---|
| Gross monthly income | S$20,000 |
| TDSR cap (55%) | S$11,000 |
| Existing assessed debt | S$2,500 |
| Headroom for home loan | S$8,500 |
| Stressed mortgage instalment allowed | Up to S$8,500 |
If the property you want requires a S$9,200 stressed instalment, you fail unless you reduce loan size, extend tenure within age limits, pay down other debt, or add a co-borrower whose income counts.
TDSR vs MSR: Two Different Caps
Buyers often confuse TDSR with Mortgage Servicing Ratio. They apply to different property types and measure different things.
| Rule | Cap | Applies to | What it measures |
|---|---|---|---|
| TDSR | 55% of gross income | Private condos, landed (with loan), most refinancing | All monthly debt |
| MSR | 30% of gross income | HDB flats and Executive Condominiums (initial period) | Housing loan instalment only |
Private residential investors, including foreigners buying strata condos, face TDSR only. MSR does not apply to a standard private condominium purchase.
Executive Condominium buyers during the initial eligibility window must pass both MSR at 30% on the housing instalment and TDSR at 55% on total debt. The stricter binding constraint wins.
Why this matters for foreign buyers: most foreign nationals cannot purchase HDB. Your practical MSR exposure is zero unless you later buy an EC under rare eligibility paths. Focus on TDSR and LTV, documented in the foreigner mortgage Singapore guide.
The 4% Stress Test Explained
MAS requires banks to stress-test residential mortgage payments using a minimum interest rate floor, commonly near 4% for standard profiles, even when the bank offers 2.8% fixed for three years or a sub-3% floating package.
The stress test protects against rate shocks. Singapore mortgage rates track global funding costs; the floor ensures borrowers can still service debt if rates normalise higher.
Practical impact:
| Loan amount | Tenure | Rate used in marketing | Stressed rate (~4%) | TDSR uses |
|---|---|---|---|---|
| S$1,200,000 | 25 years | 2.9% → ~S$5,600/mo | 4.0% → ~S$6,340/mo | S$6,340/mo |
| S$800,000 | 20 years | 3.1% → ~S$4,450/mo | 4.0% → ~S$4,850/mo | S$4,850/mo |
Spreadsheet buyers who model only the promotional rate overstate borrowing power by 10–15% on typical loan sizes. Banks internally use the higher number.
Some non-resident or interest-only structures face higher stress floors. Confirm the exact rate your bank applies before relying on an IPA figure from a broker brochure.
How TDSR Interacts With LTV 75%
LTV and TDSR solve different problems. Both must pass.
LTV (Loan-to-Value) caps loan size as a percentage of property value or purchase price, whichever is lower. MAS allows up to 75% LTV on a first private residential property with loan tenure of 30 years or less on completed stock.
TDSR caps whether your income can service the loan that LTV would permit.
| Constraint | Question it answers |
|---|---|
| LTV 75% | May the bank lend up to 75% of property value? |
| TDSR 55% | May your income support the monthly payment on that loan? |
Example: S$1,600,000 OCR condo, first property, completed, 25-year tenure.
| Factor | Value |
|---|---|
| LTV cap | 75% → max loan S$1,200,000 |
| Stressed instalment at 4%, 25 years | ~S$6,340/month |
| Borrower gross income | S$11,000/month |
| TDSR cap (55%) | S$6,050/month |
| Existing debt | S$0 |
| Result | Fail TDSR despite 75% LTV eligibility |
The buyer must increase down payment to reduce loan below ~S$1,145,000, add a co-borrower, or choose a cheaper unit. LTV alone cannot fix a TDSR breach.
Second and subsequent properties face lower LTV caps (45–55%) while TDSR remains 55%. Foreign buyers often receive 60–75% LTV at bank discretion even when MAS allows 75%.
Full LTV tables and foreign bank behaviour sit in foreigner mortgage Singapore.
Tenure Rules: 35 Years and Age 75
Maximum loan tenure is 35 years or until the borrower reaches age 75, whichever is shorter.
| Borrower age at loan start | Max tenure | LTV note |
|---|---|---|
| 35 | 35 years | Standard |
| 40 | 35 years | Standard |
| 45 | 30 years (to age 75) | If tenure stays at 30 years or less, 75% LTV may apply on first property |
| 50 | 25 years | Shorter tenure raises instalment |
| 55 | 20 years | Often triggers lower LTV if tenure exceeds 30 years |
| 60 | 15 years | TDSR pressure intensifies |
Shorter tenure increases monthly instalment, which raises TDSR without changing purchase price. A 50-year-old foreign EP holder may qualify on income for a 30-year loan on paper but face a 25-year cap to age 75, pushing the stressed instalment above the 55% line.
Joint borrowers typically use the weighted average age or the younger borrower’s age depending on bank policy, making spousal or family co-borrowing a common TDSR fix for older buyers.
Worked Example 1: Local Buyer, Clean Profile
Profile: Singapore citizen, first private condo, gross income S$18,000/month, no existing debt.
Target: S$1,800,000 resale unit, 75% LTV, S$1,350,000 loan, 25-year tenure.
| Calculation step | Value |
|---|---|
| TDSR cap (55% × S$18,000) | S$9,900 |
| Stressed instalment at 4%, 25yr on S$1.35M | ~S$7,130 |
| Existing debt | S$0 |
| Total debt / income | S$7,130 / S$18,000 = 39.6% |
| Outcome | Pass TDSR and LTV |
Stamp duty is separate: citizen first property pays BSD only, no ABSD. Cash planning still required for down payment and BSD per cost of buying property in Singapore.
Worked Example 2: Foreign EP Holder With Existing Debt
Profile: Foreign national on Employment Pass, gross S$32,000/month (S$28,000 base + S$4,000 fixed allowance), car loan S$1,400/month, credit limits S$50,000.
Target: S$2,200,000 completed condo, bank offers 70% LTV (S$1,540,000 loan), 25-year tenure.
| Calculation step | Value |
|---|---|
| TDSR cap (55% × S$32,000) | S$17,600 |
| Credit card assessed (3% × S$50,000) | S$1,500 |
| Car loan | S$1,400 |
| Existing subtotal | S$2,900 |
| Headroom for mortgage | S$14,700 |
| Stressed instalment at 4%, 25yr on S$1.54M | ~S$8,130 |
| Total debt / income | (S$2,900 + S$8,130) / S$32,000 = 34.5% |
| Outcome | Pass TDSR |
LTV and TDSR pass, but ABSD at 60% requires S$1,320,000 cash within 14 days of OTP exercise, not financeable. The deal fails on stamp duty wallet, not TDSR. See buy property in Singapore as a foreigner for OTP sequencing.
Worked Example 3: TDSR Failure Despite High Income
Profile: Foreign buyer, gross S$25,000/month, car loan S$1,800, credit limits S$80,000, personal loan S$900/month.
Target: S$2,500,000 unit, 75% LTV desired (S$1,875,000 loan), borrower age 48, max tenure 27 years to age 75.
| Calculation step | Value |
|---|---|
| TDSR cap | S$13,750 |
| Credit card assessed (3% × S$80,000) | S$2,400 |
| Car + personal loan | S$2,700 |
| Existing subtotal | S$5,100 |
| Headroom | S$8,650 |
| Stressed instalment at 4%, 27yr on S$1.875M | ~S$9,450 |
| Outcome | Fail TDSR by ~S$800/month |
Fixes: reduce loan to ~S$1,715,000 (extra S$160,000 down payment), cancel or reduce credit limits three months before application, add co-borrower with S$6,000+ gross income, or buy at lower price point.
This pattern is more common than outright LTV rejection among foreign professionals.
What Income Counts Toward TDSR
Banks need verifiable, ongoing income. Document types vary by profile.
| Income source | Typical recognition |
|---|---|
| Salaried base pay | 100% with payslips |
| Fixed monthly allowance | 100% if consistent 12+ months |
| Bonus / commission | 50–100% as two-year average |
| Rental income (other property) | 70–80% with lease and tax |
| Director fees / dividends | Case-by-case, often discounted |
| Overseas salary (non-SGD) | 0–70% depending on bank |
| Spousal income (joint application) | 100% if co-borrower on loan |
Employment Pass holders with IRAS Notice of Assessment and salary credited locally receive the smoothest path. Overseas-only earners face haircuts that effectively tighten TDSR even when headline income looks strong.
Variable income above roughly one-third of total may be averaged down. Do not assume your best bonus year counts at face value.
What Debt Counts Against TDSR
Transparency beats optimism. Undisclosed overseas mortgages discovered at disbursement can void approval.
| Obligation | Common bank treatment |
|---|---|
| Singapore home loan (existing) | Full instalment |
| Overseas property loan | Full instalment if disclosed |
| Car loan | Contractual payment |
| Credit card (even zero balance) | 3–4% of limit |
| Overdraft / personal line | 3–4% of limit |
| Study or renovation loan | Contractual payment |
| Guarantor on third-party loan | Partial or full assessed |
| Interest-only investment loans | Actual or stressed payment |
Reduce credit limits before applying if you do not use them. A S$100,000 unused card line can add S$3,000–4,000 of phantom monthly debt in the TDSR calculation.
TDSR on Refinancing and Repricing
TDSR applies to most refinancing of residential mortgages, not only new purchases. MAS granted limited exemptions for owner-occupied refinancing under specific conditions, but investors and foreign owners should assume full TDSR reassessment.
If your income fell since original purchase, or global rates pushed stressed instalments higher, refinancing can fail even when you have never missed a payment. Plan repricing windows with a fresh TDSR model, not only a rate comparison.
Equity term loans and cash-out refinancing on investment property face stricter TDSR and lower LTV. Foreign landlords refinancing should confirm whether rental income on the subject property counts toward gross income at their bank.
Strategies to Improve TDSR Headroom
| Strategy | Effect | Caveat |
|---|---|---|
| Pay down or close credit lines | Removes 3–4% limit assessment | Do 2–3 months before IPA |
| Settle car loan early | Frees instalment capacity | Opportunity cost of cash |
| Add co-borrower | Combines gross income | Shared liability |
| Extend tenure (within age 75) | Lowers monthly instalment | May reduce LTV if over 30 years |
| Increase down payment | Smaller loan, lower instalment | Needs cash |
| Choose lower-priced unit | Same logic | Investment thesis may change |
| Document bonus as two-year average | Stabilises recognised income | Requires tax records |
| Switch bank | Different haircuts on variable pay | Multiple credit enquiries |
None of these reduce ABSD. Stamp duty cash remains outside the loan wallet regardless of TDSR success.
TDSR Mistakes Foreign Buyers Make
Modelling promotional rate only. Use 4% floor minimum in any pre-OTP spreadsheet.
Ignoring credit card limits. Cut unused limits early; banks rarely waive the assessment.
Assuming LTV equals approval. 75% LTV is a ceiling, not a promise, and TDSR may bind first.
Applying after OTP without IPA. TDSR failure post-exercise leaves ABSD cash committed. Follow the buy property Singapore foreigner IPA-first workflow.
Undisclosing overseas debt. CBS and international bureau checks increasingly surface cross-border obligations.
Confusing TDSR with ABSD affordability. Passing TDSR on a S$2M condo does not mean you have S$1.2M ABSD cash ready on Day 14.
Short EP validity without renewal letter. Some banks haircut income or shorten tenure when pass expiry is under 12 months.
TDSR, Cooling Measures, and Market Context
TDSR sits inside Singapore’s broader cooling framework alongside ABSD, SSD, BSD, LTV tiers, and MSR on public housing. MAS adjusts loan parameters when household leverage or price momentum threatens financial stability; ABSD changes grab headlines, but TDSR is the daily gatekeeper in bank credit committees.
URA reported 26,492 private residential sales in 2025. Foreign buyers were 1.2% of that total. Median private rent near S$5.13 psf supports gross yields on OCR benchmarks around S$2,154 psf, yet net returns only work when TDSR-permitted leverage aligns with hold period and stamp duty cash. Financing approval is necessary; it is not sufficient for investment success.
Q1 2026 URA data showed private residential prices up 0.9% quarter-on-quarter, with OCR up 2.2%. Policy did not freeze prices; it filtered leveraged speculators. TDSR ensures the buyers who clear the market can service debt through rate cycles.
Monitor policy changes through the Singapore property cooling measures guide when holding five years or more.
Joint applications: how co-borrowers change TDSR headroom
Married couples and business partners often apply jointly to combine gross income. Banks assess each co-borrower’s income at recognition rules above, then sum eligible gross before applying the 55% cap on combined debt.
| Profile | TDSR benefit | Watch-out |
|---|---|---|
| Dual EP salaried | Strongest combined income | Both must be on title and loan |
| Local + foreign spouse | Can lift cap if both employed | Foreign income haircuts apply |
| Parent guarantor | Rare for investment; case-by-case | Guarantor debt may count |
| Single high earner | Simpler docs | All debt on one name |
Joint purchase does not reduce ABSD. If one buyer is a foreigner, ABSD tier follows the higher-duty profile unless FTA relief applies to that buyer’s first property. Model stamp duty separately from TDSR before celebrating combined loan approval.
Tenure for joint loans uses the younger borrower’s age for the age-75 cap. A 42-year-old and 38-year-old pair may secure 33-year tenure where a solo 52-year-old buyer gets only 23 years, lowering monthly instalment and improving TDSR pass rate on the same loan amount.
Worked example: TDSR failure and recovery
Profile: Employment Pass holder, age 44, base S$18,000/month, average bonus S$6,000/month (bank uses S$19,500 gross after bonus haircut). Target S$2,400,000 resale condo, 75% LTV loan S$1,800,000, 25-year tenure.
| Line | Amount |
|---|---|
| Recognised gross | S$19,500 |
| TDSR cap (55%) | S$10,725 |
| Credit cards (S$80K limits at 4%) | S$3,200 assessed |
| Car loan | S$1,100 |
| Headroom for mortgage | S$6,425 |
| Stressed mortgage at 4%, 25yr on S$1.8M | ~S$9,520 |
| Result | Fail TDSR |
Recovery path: Close two unused card lines (S$50K), removing S$2,000 assessed debt. Headroom rises to S$8,425. Still fail. Increase down payment to 40% (loan S$1,440,000): stressed instalment ~S$7,616. Still fail. Add spouse co-borrower S$8,000 recognised gross: combined gross S$27,500, cap S$15,125, combined debt with reduced cards and car S$4,100, headroom S$11,025. Pass.
This sequence shows why IPA before OTP matters: ABSD cash was never the binding constraint; TDSR was.
Bank loan vs in-principle packages from developers
Developer-linked mortgage packages at showflats can offer promotional rates for the first two years. TDSR assessment still uses the 4% floor, not the teaser rate. Compare:
| Feature | Bank IPA (independent) | Developer bundle |
|---|---|---|
| TDSR test | 4% floor | Same MAS rule |
| Rate after year 2 | Market repricing | Often higher spread |
| Property choice | Any resale or launch | Usually tied to project |
| Best for | Resale and comparison shopping | Owner-occupier off-plan with hold to TOP |
Foreign buyers should obtain independent IPA even when a launch offers a bundled bank. TDSR pass on a promotional 2.8% quote does not guarantee pass at stressed 4% if the bank’s recognition of bonus income differs from the showroom calculator.
How TDSR interacts with ABSD cash planning
TDSR and ABSD solve different problems. Passing TDSR means the bank believes you can service debt at stressed rates. ABSD is stamp duty cash due within 14 days of exercise, typically not financeable on the same loan for foreign buyers.
| Wallet | Typical use | Common mistake |
|---|---|---|
| Loan (LTV up to 75%) | Purchase price portion | Assuming ABSD fits inside LTV |
| Cash reserve 1 | ABSD + BSD | Undersizing because TDSR passed |
| Cash reserve 2 | Option fee + renovation | Spending before stamp duty window |
Example: S$2,000,000 condo, foreign 60% ABSD. Loan at 75% LTV covers S$1,500,000 of price. You still need roughly S$1,200,000 ABSD plus S$54,000 BSD plus S$100,000 option and completion cash in separate liquidity. TDSR approval on the S$1.5M loan does not reduce that duty stack.
Model both columns in cost of buying property Singapore before showroom deposit. EP holders with strong TDSR but weak cash reserves fail deals at exercise more often than applicants with moderate income and full duty set aside.
When to re-test TDSR during your search
Re-run TDSR models when any of these change: credit limit increase, car purchase, job switch with probation, bonus year below two-year average, or co-borrower exit from the application. A pass in January does not guarantee pass in June if you opened new credit lines while shortlisting units.
Banks may also tighten recognition of Employment Pass income when pass expiry falls within 12 months without employer renewal letter. Renew IPA within 30 days of OTP exercise where possible. Keep stressed-rate TDSR as the binding test even when promotional packages advertise lower headline rates.
Pre-OTP TDSR Checklist
| Step | Confirmed? |
|---|---|
| Gross income documented (payslips, NOA, employer letter) | |
| Two-year average calculated for bonus or commission | |
| All credit card and line limits listed | |
| Car, personal, and overseas loans disclosed | |
| TDSR modelled at 4% stress floor on target loan size | |
| Tenure checked against age 75 cap | |
| LTV scenario run separately from TDSR | |
| Co-borrower income included if needed | |
| IPA obtained before OTP exercise | |
| ABSD and BSD cash reserved in separate column | |
| Lawyer aligned on stamp duty timing |
Closing verification checklist
Before you sign an Option to Purchase, confirm TDSR passes at the bank’s stressed rate, not your spreadsheet’s promotional rate. Verify gross income recognition matches your document pack, especially variable pay and overseas salary. List every credit limit and loan obligation; phantom card debt sinks more applications than base salary shortfalls. Confirm tenure respects the age 75 cap and understand whether a 27-year loan costs you 75% or 55% LTV. Cross-check that stamp duty cash, including 60% ABSD for foreign nationals, sits outside the mortgage model in cost of buying property in Singapore. Read foreigner mortgage Singapore for IPA and bank-specific LTV, and buy property Singapore foreigner for OTP order of operations.
What to verify next
Run your income and debt through a 55% TDSR cap at a 4% stress rate on the exact loan amount your target unit requires, then compare to IPA from at least two banks. If TDSR passes, shift to stamp duty cash modelling before any showroom deposit. Pull URA transacted PSF for shortlisted projects against OCR near S$2,154 psf and CCR near S$3,200 psf benchmarks. Foreign buyers should confirm ABSD profile (60% standard, 0% FTA if US or Swiss eligible) before celebrating loan pre-approval. For regional strategy and hold-period planning against SSD, continue to Singapore property investment guide. Engage conveyancing counsel before OTP, TDSR clarity without ABSD cash still fails the deal on Day 14.
Frequently Asked Questions
Total Debt Servicing Ratio caps all monthly debt at 55% of gross monthly income under MAS rules. Banks stress-test your mortgage near 4% and include car loans, credit cards at 3–4% of limits, and other disclosed debt.
TDSR at 55% covers total debt. MSR at 30% limits only housing instalments on HDB flats and Executive Condominiums during initial eligibility. Private condo buyers face TDSR only.
Gross monthly income before tax, including salary and fixed allowances, with variable pay often averaged over two years. Rental and overseas income may be discounted by bank policy.
Yes. MAS requires banks to assess affordability at roughly 4% even when your offered package is near 3%. TDSR must pass at the stressed instalment.
Yes. LTV sets maximum loan as a percent of value; TDSR checks whether income supports the payment. High income with heavy existing debt or short tenure can fail TDSR despite 75% LTV eligibility.
Tenure is capped at 35 years or until age 75. Shorter remaining tenure raises monthly instalments, which can breach TDSR even when gross income appears adequate on a 30-year model.
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