How to Reduce Your Income Tax in Singapore: 7 Legal Ways
Paying income tax is a normal part of working and earning income in Singapore. However, eligible taxpayers can legally reduce their taxable income by making use of available Singapore income tax reliefs, tax deductions, and approved schemes.
Understanding how these tax-saving options work can help you avoid paying more tax than necessary while staying compliant with IRAS requirements.
For Singapore tax residents, personal income tax is progressive, with rates ranging from 0% to 24% depending on chargeable income.
So, how can you legally reduce your income tax in Singapore? Here are seven options to consider.
1. Claim All Eligible Personal Income Tax Reliefs
One of the simplest ways to reduce your taxable income is to check whether you qualify for personal income tax reliefs.
Tax reliefs reduce your chargeable income before your final tax liability is calculated. Depending on your circumstances, you may qualify for reliefs such as:
Earned Income Relief
CPF Relief
SRS Relief
CPF Cash Top-up Relief
Parent Relief
Qualifying Child Relief
Working Mother's Child Relief
NSman Relief
Grandparent Caregiver Relief
Not every taxpayer qualifies for every relief. Eligibility depends on factors such as your age, employment status, family circumstances, CPF contributions and other conditions.
For example, individuals below 55 may receive Earned Income Relief of up to $1,000, while higher limits apply to older taxpayers who meet the requirements.
It is also important to remember that Singapore has an overall personal income tax relief cap of $80,000 per Year of Assessment (YA).
Therefore, do not simply claim every possible relief without checking the qualifying conditions. Review your circumstances and claim only the reliefs you are entitled to.
2. Consider Making SRS Contributions
The Supplementary Retirement Scheme (SRS) is another option that can help eligible individuals reduce their taxable income while building retirement savings.
SRS is a voluntary retirement savings scheme. Contributions made to SRS can qualify for tax relief, subject to the applicable rules and the overall $80,000 personal income tax relief cap.
For example, if you make an eligible SRS contribution, the contribution may reduce your chargeable income for the following Year of Assessment.
The scheme can therefore serve two purposes:
Building additional retirement savings
Potentially reducing your current income tax liability
However, SRS should not be treated as simply a way to avoid tax. Your money is intended for long-term retirement planning, and withdrawals are subject to specific tax rules.
IRAS states that investment returns within SRS are tax-free before withdrawal, while only 50% of eligible withdrawals at retirement are taxable.
Before contributing, consider your income level, retirement goals, cash flow and expected future tax position.
3. Make Eligible CPF Contributions or Cash Top-Ups
CPF is primarily designed to help Singaporeans and Permanent Residents build retirement, healthcare and housing savings. Certain CPF contributions can also provide Singapore tax relief.
Employees who are Singapore Citizens or Permanent Residents may qualify for CPF Relief on compulsory employee CPF contributions and certain voluntary MediSave contributions.
Eligible individuals may also consider CPF Cash Top-up Relief.
Under the CPF Retirement Sum Topping-Up Scheme, qualifying cash top-ups to your own CPF Special Account or Retirement Account, or to certain family members' accounts, can qualify for tax relief.
For YA 2026, eligible CPF cash top-ups can provide relief of up to $16,000 per year, with a maximum of $8,000 for yourself and $8,000 for family members, subject to the applicable conditions.
CPF top-ups should be considered as part of a broader retirement strategy rather than purely as a tax-saving method. Accepted CPF cash top-ups generally cannot simply be refunded because you later find that the tax benefit is smaller than expected.
4. Claim Allowable Employment Expenses
If you are an employee, certain expenses incurred while performing your official duties may qualify as tax deductions.
IRAS generally allows employment expenses when they are:
Incurred for carrying out your official duties
Not reimbursed by your employer
Not capital or private in nature
Examples can include certain professional subscriptions, public transport expenses incurred for work and eligible client entertainment expenses.
Some employees working from home may also be able to claim qualifying increases in electricity, telecommunications or Wi-Fi expenses when the relevant conditions are met and the employer has not reimbursed them.
However, ordinary commuting between home and your workplace is generally not treated as an allowable employment expense.
Proper documentation is important. IRAS requires taxpayers to keep complete and proper records for five years. Receipts, invoices and other supporting documents should therefore be retained.
Do not claim personal expenses simply because they were incurred during a workday. The expense needs to meet the relevant IRAS requirements.
5. Claim Tax-Deductible Business Expenses If You Are Self-Employed
Self-employed individuals, freelancers and people carrying on a trade, business, profession or vocation may have access to business expense deductions.
Generally, an expense must be wholly and exclusively incurred in the production of income to qualify as a business deduction. It should also be revenue in nature and not specifically prohibited under the tax rules.
Examples of potentially deductible business expenses can include qualifying employee costs, certain office expenses, professional expenses and other costs directly related to generating business income.
The key distinction is between genuine business expenses and personal expenses.
For example, buying equipment or services entirely for business operations may potentially qualify, depending on the applicable tax treatment. Personal meals, private travel or household spending generally cannot simply be classified as business expenses to reduce tax.
Maintaining accurate accounting records is therefore essential for self-employed individuals.
If you run a business, proper bookkeeping can help you identify legitimate deductible expenses and avoid accidental overclaims.
6. Make Qualifying Donations
Giving to an approved charity can provide both social benefits and a tax deduction.
Individuals can receive tax deductions for qualifying cash donations made to Community Chest or approved Institutions of a Public Character (IPCs) for eligible local causes.
Under the current scheme, qualifying donations can generally receive a tax deduction of 2.5 times the donation amount.
For example, if you make a qualifying donation of $1,000, the tax deduction may be $2,500.
However, this does not mean you receive $2,500 in cash or that your tax bill automatically falls by $2,500. The $2,500 is a deduction from income used in calculating your taxable amount.
It is also important to understand that not every charity qualifies. Donations to organisations without approved IPC status may not be tax deductible.
Qualifying donations are generally automatically reflected in your tax assessment when the required identification details are provided to the approved organisation.
7. Review Rental Income and Other Allowable Deductions
If you earn rental income from a residential property, you may be able to claim eligible rental expenses against that income.
IRAS provides a simplified option where qualifying residential property owners can claim deemed rental expenses based on 15% of gross rental income, in addition to qualifying mortgage interest on the loan used to purchase the tenanted property. Alternatively, taxpayers can choose to claim actual allowable rental expenses.
The choice between deemed expenses and actual expenses depends on your individual circumstances.
If you choose the actual expense method, you should retain supporting documents such as tenancy agreements, mortgage statements, invoices and receipts.
Reviewing your rental income and deductible expenses carefully can help ensure that you are reporting the correct taxable amount.
Important: Course Fees Relief Has Changed
Taxpayers should also be aware of changes to Singapore's tax relief system.
Course Fees Relief has been discontinued from YA 2026. The final year in which qualifying taxpayers could claim Course Fees Relief was YA 2025.
This is important because older articles about Singapore income tax reliefs may still mention Course Fees Relief as an available option.
Always check the latest IRAS requirements before making a tax claim.
Keep Track of Your Tax Reliefs and Deductions
Reducing your income tax legally is not about finding loopholes. It is about understanding the reliefs and deductions available to you and claiming them correctly.
A simple annual checklist can help:
Check your Singapore tax residency status.
Review your eligible personal tax reliefs.
Check CPF and SRS contributions.
Review eligible employment expenses.
If self-employed, review deductible business expenses.
Check whether your donations qualify for tax deductions.
Review rental income and allowable rental expenses if applicable.
Keep supporting records for the required period.
Check the latest IRAS rules before filing.
Remember that tax reliefs reduce chargeable income, while tax deductions can reduce the income used in the tax calculation. The actual amount of tax saved depends on your income, tax rate and eligibility.
Conclusion
There are several legal ways to reduce income tax in Singapore, but the right approach depends on your personal circumstances.
Making eligible SRS or CPF contributions, claiming personal income tax reliefs, deducting qualifying employment or business expenses, making approved donations, and properly accounting for rental expenses can help you manage your tax liability.
At the same time, it is important to avoid unsupported or inaccurate claims. Singapore's tax rules can change, and reliefs often come with specific eligibility requirements and limits.
For the most accurate and current information, taxpayers should refer to IRAS guidance or seek professional tax advice where necessary.
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