Singapore Tax Calculator 2025: Complete Guide to Singapore Income Tax & CPF

Singapore is known for its competitive tax rates and business-friendly environment. This comprehensive guide will help you understand and calculate your income tax liability and CPF contributions in Singapore for 2025.

Singapore Income Tax Brackets 2025

Singapore uses a progressive tax system with relatively low rates:

Tax Rates for Residents (YA 2025):

• 0% on first S$20,000
• 2% on next S$10,000 (S$20,001 - S$30,000)
• 3.5% on next S$10,000 (S$30,001 - S$40,000)
• 7% on next S$40,000 (S$40,001 - S$80,000)
• 11.5% on next S$40,000 (S$80,001 - S$120,000)
• 15% on next S$40,000 (S$120,001 - S$160,000)
• 18% on next S$40,000 (S$160,001 - S$200,000)
• 19% on next S$40,000 (S$200,001 - S$240,000)
• 19.5% on next S$40,000 (S$240,001 - S$280,000)
• 20% on next S$40,000 (S$280,001 - S$320,000)
• 22% on next S$180,000 (S$320,001 - S$500,000)
• 23% on next S$500,000 (S$500,001 - S$1,000,000)
• 24% on income above S$1,000,000

Example Calculation

Annual income: S$80,000

• S$0 - S$20,000: S$0 (0%)
• S$20,001 - S$30,000: S$200 (2%)
• S$30,001 - S$40,000: S$350 (3.5%)
• S$40,001 - S$80,000: S$2,800 (7%)
• Total tax: S$3,350
• Effective rate: 4.2%

Resident vs Non-Resident Tax

Tax Resident

You're a tax resident if:

• Singapore citizen or permanent resident (usually)
• Physically present in Singapore for 183+ days in the year
• Work in Singapore for 183+ days (excluding director)

Benefits:

• Progressive tax rates (lower overall)
• Personal reliefs available
• No tax on first S$20,000

Non-Resident

Tax rates:

• Employment income: 15% or progressive rates (whichever is higher)
• Director's fees: 24%
• Other income: Various rates

No access to:

• Personal reliefs
• Tax rebates
• Lower progressive rates

Central Provident Fund (CPF)

CPF is Singapore's mandatory social security savings scheme.

Employee Contribution Rates (2025)

For Singapore Citizens and PRs:

Age 55 and below:

• Employee: 20% of ordinary wages
• Employer: 17% of ordinary wages
• Total: 37%

Age 55-60:

• Employee: 15%
• Employer: 14.5%
• Total: 29.5%

Age 60-65:

• Employee: 9.5%
• Employer: 10.5%
• Total: 20%

Age 65-70:

• Employee: 6.5%
• Employer: 7.5%
• Total: 14.5%

Above 70:

• Employee: 5%
• Employer: 7.5%
• Total: 12.5%

CPF Allocation (Age 55 and below)

Ordinary Wages:

• Ordinary Account (OA): 23%
• Special Account (SA): 6%
• MediSave Account (MA): 8%

Additional Wages:

• OA: 100% (up to CPF Annual Limit)

CPF Contribution Caps

Ordinary Wage Ceiling: S$7,400 per month (increased from S$6,800 in 2024)

Annual Limit: S$37,740 per year

Example: Monthly salary S$8,000

• CPF calculated on S$7,400 only
• Employee contribution: S$1,480 (20%)
• Employer contribution: S$1,258 (17%)

Using CPF

Ordinary Account (OA):

• Housing (property purchase)
• Education
• Investment
• Insurance

Special Account (SA):

• Retirement
• Investment in approved schemes

MediSave Account (MA):

• Healthcare expenses
• Medical insurance
• Approved medical treatments

Personal Tax Reliefs

Earned Income Relief

Automatic relief:

• S$1,000 for income up to S$22,000
• Reduces to S$0 at S$40,000 income
• No claim needed

CPF Relief

For employees:

• Relief for mandatory CPF contributions
• Capped at S$37,740 (2025)
• Automatically granted

For self-employed:

• Relief for MediSave contributions
• Must make contributions to claim

Spouse Relief

S$2,000 if:

• Legally married
• Spouse has income ≤ S$4,000
• Not claiming Handicapped Spouse Relief

Qualifying Child Relief (QCR)

S$4,000 per child:

• Unmarried child under 16
• Or under 25 and full-time student
• Or handicapped child (any age)

Handicapped Child Relief:

• S$7,500 per child (instead of S$4,000)

Parent Relief

S$9,000 per parent if:

• Parent is 55+ years old
• Annual income ≤ S$4,000
• Living in Singapore

Handicapped Parent Relief:

• S$14,000 per parent

Conditions:

• Must be supporting parent
• Can't claim if sibling is claiming
• Parent can't be claimed by more than one child

Course Fees Relief

Up to S$5,500:

• For approved courses
• Must be employment-related
• Includes exam fees

NSman Relief

For National Servicemen:

• S$3,000 for NSman (Self)
• S$750 for NSman (Wife)
• S$750 for NSman (Parent)

Life Insurance Relief

Up to S$5,000:

• For CPF MediSave top-ups
• Supplementary Retirement Scheme (SRS)
• Life insurance premiums

Supplementary Retirement Scheme (SRS)

Tax Benefits

Contribution caps (2025):

• Singapore Citizens/PRs: S$15,300
• Foreigners: S$35,700

Tax relief:

• 100% of contributions deductible
• Reduces taxable income dollar-for-dollar

Example: Income S$100,000

• Contribute S$15,300 to SRS
• Taxable income: S$84,700
• Tax savings: ~S$2,295

Withdrawal

Penalty-free after 62:

• 50% of withdrawals taxable
• Effectively half your marginal rate

Early withdrawal:

• 100% taxable
• Plus 5% penalty

Tax Rebates and Credits

Parenthood Tax Rebate (PTR)

For each child:

• 1st child: S$5,000
• 2nd child: S$10,000
• 3rd child: S$20,000
• 4th+ child: S$20,000 each

Shared between parents:

• Can split in any ratio
• Must be Singapore citizen child

Working Mother's Child Relief (WMCR)

Percentage of mother's earned income:

• 1st child: 15%
• 2nd child: 20%
• 3rd+ child: 25% each

Conditions:

• Child must be Singapore citizen
• Mother must be working
• Can't claim with Qualifying Child Relief

Foreign Income and Tax

Tax on Foreign Income

Generally not taxed:

• Foreign-sourced income not remitted to Singapore
• Foreign-sourced income remitted by individuals (with exceptions)

Exceptions:

• Income from partnership
• Income received through partnership

Double Tax Agreements

Singapore has DTAs with 90+ countries:

• Prevents double taxation
• May reduce withholding tax
• Foreign tax credit available

Self-Employed Tax

Income Calculation

Taxable income:

• Business revenue
• Less: Business expenses
• Less: Capital allowances

Deductible expenses:

• Wholly and exclusively for business
• Must be revenue (not capital) in nature
• Properly documented

CPF for Self-Employed

MediSave contributions:

• Mandatory for net trade income > S$6,000
• Rates vary by age
• Provides tax relief

Tax Planning Strategies

1. Maximize CPF Contributions

Voluntary contributions:

• Top up own or family's CPF
• Get tax relief
• Earn guaranteed interest

CPF top-up relief:

• Up to S$8,000 for self
• Up to S$8,000 for family
• Total cap: S$16,000

2. Use SRS Effectively

Strategy:

• Contribute maximum each year
• Reduces current tax
• Withdraw after 62 at lower rate

Example: High earner

• Current rate: 22%
• Retirement rate: ~5%
• Effective tax savings: 17%

3. Claim All Reliefs

Don't miss:

• Parent relief (if eligible)
• Course fees relief
• NSman relief
• Life insurance relief

4. Optimize WMCR vs QCR

Working mothers:

• Calculate both options
• WMCR often better for high earners
• Can only claim one per child

5. Time Your Income

If possible:

• Defer bonuses to next year
• Accelerate deductions
• Manage tax bracket

Filing Your Tax Return

Filing Deadline

Paper filing: April 15

e-Filing: April 18

For self-employed:

• Must file by December 31 (estimated income)
• Actual income by April 18 next year

No-Filing Service (NFS)

Automatic assessment:

• If income from employment only
• Employer filed employment income
• No other income or reliefs to claim

Just need to:

• Check accuracy
• Inform IRAS if incorrect

Payment

Due date: One month from assessment

Payment options:

• GIRO (12 monthly installments)
• Credit card
• Internet banking
• AXS/SAM machines

Common Mistakes to Avoid

1. Not claiming all reliefs: Especially parent and course fees
2. Wrong resident status: Affects tax rate significantly
3. Missing CPF relief: Should be automatic but verify
4. Not using SRS: Missing significant tax savings
5. Late filing: Penalties apply
6. Incorrect expense claims: Self-employed must have proof

Using Our Singapore Tax Calculator

Our calculator provides:

• Accurate 2025 tax calculations
• CPF contribution calculations
• All personal reliefs
• Resident vs non-resident comparison
• SRS tax savings analysis
• Net income after tax and CPF

Input required:

• Annual income
• Resident status
• Age (for CPF rates)
• Reliefs claimed
• SRS contributions

Why Singapore's Tax System is Attractive

Low rates:

• Competitive compared to global standards
• No capital gains tax
• No inheritance tax
• Territorial tax system

Simple:

• Relatively straightforward
• Online filing easy
• Quick refunds

Efficient:

• IRAS is well-organized
• Clear guidelines
• Good taxpayer support

Conclusion

Singapore's tax system offers competitive rates and numerous reliefs that can significantly reduce your tax liability. With progressive rates topping out at 24% and no tax on the first S$20,000, combined with CPF benefits and various reliefs, Singapore remains one of the most tax-efficient jurisdictions globally.

Use Our Free Singapore Tax Calculator →

Get an accurate estimate of your tax liability and CPF contributions. Consider consulting with a tax professional for personalized advice, especially if you have complex income sources or are unsure about your residency status.

Disclaimer: This guide provides general information only. Singapore tax law changes regularly, and individual circumstances vary. Always consult with a qualified tax professional for advice specific to your situation.