Who pays Singapore income tax
Singapore taxes income earned in or derived from Singapore. Expats on Employment Passes, S Passes and other work passes pay personal income tax on their Singapore employment income. Foreign-sourced income remitted to Singapore by tax residents may also be taxable in some circumstances.
Tax residency rules
Physical presence determines residency. An individual present in Singapore for 183 days or more in a calendar year is generally treated as a tax resident. Tax residents benefit from progressive rates and personal reliefs. Non-residents pay a flat rate on employment income. The threshold is assessed per calendar year, not per rolling 12 months.
First-year arrival rules
The year you arrive is where most expats make avoidable mistakes. If you arrive mid-year and your presence straddles two calendar years, your residency status in year one depends on your count in that year alone. IRAS has specific guidance for new arrivals — read it, or work with a tax professional before filing your first return.
Progressive rates for residents
Singapore resident personal income tax rates are progressive, starting at 0% on the first S$20,000 of chargeable income and rising at higher income bands. Personal reliefs (earned income relief, CPF relief for eligible residents, qualifying spouse and child reliefs) reduce chargeable income. Current rates are published on the IRAS website.
Filing with IRAS
Most employed expats must file an annual income tax return. Employers submit income data via the Auto-Inclusion Scheme (AIS), but you remain responsible for filing on time and declaring all income sources. The filing deadline is typically April 15 (paper) or April 18 (e-filing) of the following year. Use myTax Portal at iras.gov.sg.
Cross-border complexity
If you hold assets, pensions, property or income sources in another country, your tax position in Singapore and your home country may interact. Double taxation agreements (DTAs) exist between Singapore and many countries — but whether they apply to your situation depends on specifics. Get qualified advice before assuming a DTA eliminates your liability.
When to see a tax professional
See a qualified tax professional if you: arrived or departed mid-year; have income from multiple countries; hold overseas property, pensions or investments; are a director of a company; or are uncertain about your residency status. The first filing sets the pattern — errors are easier to avoid than to unwind.
Official resources
IRAS individual income tax, IRAS tax residency and rates and myTax Portal.
Related guides
Financial planning checklist, financial planning questions, life insurance for expats and wills and LPA.
Tax FAQ
Do expats pay income tax in Singapore?
Yes, on Singapore-sourced employment income. Tax residency and rates depend on physical presence and specific circumstances.
What determines tax residency?
Generally 183+ days of physical presence in a calendar year. First-year rules have nuances — check IRAS guidance.
Do I need to file a tax return?
Most employed expats do. Employers submit income data via AIS but you remain responsible for filing. Deadline is typically mid-April.
Does SG Expat Desk provide tax advice?
No. This is educational information only. Consult a qualified tax professional for your specific situation.
General educational information only. SG Expat Desk does not provide tax, financial, legal or investment advice. Consult a qualified tax professional for your specific situation.