Corporate tax Singapore 2026 update
A complete guide to corporate tax in Singapore
Singapore, a global business hub, has established itself as an attractive destination for companies seeking a favorable tax system. Its corporate tax regime offers numerous advantages, including competitive tax rates, extensive tax incentives, and a robust tax treaty network. Understanding Singapore’s corporate taxes is crucial for businesses operating in the country, as it enables them to optimize their tax liabilities and contribute to their growth and success.
Overview of Singapore's Corporate Tax System
Singapore operates under a territorial tax system, meaning taxes are levied only on income derived from Singapore or remitted to Singapore from overseas. This system encourages businesses to expand while enjoying tax advantages. There is no double taxation for stakeholders due to Singapore’s adoption of a single-tier corporate income tax structure on January 1, 2003. All dividends a firm pays its shareholders are exempt from further taxation, and the Tax a company pays on its chargeable revenue is the final Tax. Singapore does not impose a tax on capital gains. Gains from the sale of fixed assets, gains from foreign currency on capital transactions, and other types of gains are examples of capital gains.
Advantages of Singapore's Corporate Tax System
One of the critical benefits of Singapore’s corporate tax system is its low corporate tax rate. With a rate of 17%, which remains unchanged, it is highly competitive compared to other jurisdictions. This low tax burden attracts businesses worldwide, fostering a conducive environment for growth and investment.
Singapore follows a single-tier tax system, where the income tax paid by a company is the final Tax, and dividends distributed to shareholders are tax-exempt. This approach significantly reduces the tax burden on companies and shareholders, making Singapore an attractive location for business operations and investments.
Additionally, Singapore has an extensive tax treaty network with over 80 countries. These tax treaties prevent double taxation and relieve companies engaged in cross-border transactions. This network further enhances Singapore’s appeal as an international business hub, facilitating seamless global operations.
Tax Treaties in Singapore
A tax treaty is usually an agreement between two parties, usually governments of countries or states, that specifies how the income earned by a particular assessee will be taxed by the authorities when the assessee is involved in doing business in both countries/states.
A tax treaty’s principal advantage and goal is to assist businesses in avoiding paying income taxes twice.
Singapore has signed tax treaties with more than 80 nations, and the number is growing. The agreements show Singapore’s ongoing efforts to assist companies in avoiding double taxation and promote and ease cross-border trade and investment opportunities.
Singapore has advanced by giving unilateral tax benefits to Singaporean businesses as of YA2009. All Singapore enterprises that receive money from nations without a double tax treaty with Singapore will be permitted a tax credit on their foreign-sourced income from such countries under the new policy.
Tax Exemptions and Incentives
Singapore offers various tax exemptions and incentives to promote economic development and support specific industries. Companies can benefit from tax exemptions such as the partial tax exemption and the tax exemption scheme for new startups.
If a newly formed company satisfies the requirements listed below, it will be excused from paying the 75% corporate income tax rate on the first S$100,000 taxable income for the first three tax filing years. 75% of the first S$100,000 in regularly charged revenue is exempt.
- incorporated in Singapore,
- a tax resident in Singapore,
- with a maximum of 20 shareholders, at least one owns at least 10% of the company’s shares.
Additional 50% tax exemption on taxable income up to SG$100,000 in Singapore
A further partial tax exemption is also available to newly incorporated businesses, effectively translating to an 8.5% tax rate on taxable income up to S$100,000 per year. The standard headline corporation tax rate of 17% will be applied to any taxable income over S$100,000.
The partial tax exemption allows qualifying companies to enjoy reduced tax rates on their chargeable income. Companies receive a 75% exemption on the first S$10,000 of chargeable income and a 50% exemption on the next S$190,000. This exemption provides significant tax savings for small and medium-sized enterprises (SMEs).
Singapore offers a tax exemption scheme for new startups with a total tax exemption on the first S$100,000 of chargeable income for the first three consecutive years of assessment. Subsequently, an additional 50% exemption is available on the next S$200,000 of chargeable income. This scheme encourages entrepreneurship and supports the growth of innovative businesses.
The effective tax rates after exemptions are summarized in the table below:
Effective Tax Rates in Singapore in 2026
For New Companies (for the first 3 years) after tax deductions
| Amount of taxable income, Singapore dollars |
Automatic tax deduction, % |
Effective tax rate, % |
|---|---|---|
| First 100,000 (fr 1 till 100,000) |
75% |
4.25% |
| Next 100,000 (fr 100,001 till 200,000) |
50% |
8.5% |
| Above 200,000 (from 200,001 and above) |
0 |
17% |
Partial Tax Exemption (PTE) Scheme for other Companies
Even older companies – those which are registered more than 3 years ago – enjoy automatic partial tax exemptions, from 75% for the first tier of net income of 10,000 Singapore Dollars to 50% of the next 190,000 SGD.
Below is the table with the summary:
| Amount of taxable income, Singapore dollars |
Automatic tax deduction, % |
Effective tax rate, % |
|---|---|---|
| First 10,000 (fr 1 till 10,000) |
75% |
4.25% |
| Next 190,000 (fr 10,001 till 200,000) |
50% |
8.5% |
| Above 200,000 (from 200,001 and above) |
0 |
17% |
Additional Tax Exemptions
Furthermore, there are specific tax incentives that target industries or activities. The Research and Development (R&D) tax incentives encourage companies to invest in R&D activities by providing enhanced deductions or cash grants. The Global Trader Program (GTP) offers concessionary tax rates to qualifying trading companies, strengthening Singapore’s position as a global trading hub.
Want to know how much tax your company will pay?
Use our Corporate Tax Calculator to instantly calculate how much tax your company will pay depending on the net profit:
Tax Residence of Companies in Singapore
The company is regarded as a tax resident if the firm’s management and control are exercised in Singapore. Making decisions on strategic issues, such as corporate policy and strategy, is called “control and management.” In general, one of the important factors in determining where the control and management are exercised is the location of the company’s Board of Directors meetings, during which strategic decisions are taken.
One of the essential considerations in assessing where control and management are exercised is if the company has an executive director or other key management personnel based in Singapore and is playing a significant role in decision-making.
Except a few perks offered to resident companies, the basis of taxation for resident and non-resident corporations is often the same.
- The income tax exemption program for new startup businesses is open to Singapore tax residents.
- Section 13(8) of the Income Tax Act permits a Singapore tax-resident corporation to benefit from an exemption from income tax on dividends, branch earnings, and service revenue from foreign sources.
- Benefits granted under Avoidance of Double Taxation Agreements (DTAs) that Singapore has signed with treaty countries are available to companies with Singapore tax residency.
- Please be aware that a company’s tax residence may not necessarily correspond to where it was founded.
Tax Reporting and Compliance:
Types of Singapore Tax Return for Companies
Singapore companies are required to file 2 types of corporate income tax return every year: Estimated Chargeable Income and Form C/ C-S/ Lite.
Estimated Chargeable Income
Estimated Chargeable Income (ECI) in Singapore refers to an estimate of a company’s taxable income for a specific Year of Assessment (YA). All companies except the following are required to submit their ECI to the IRAS within three months of the financial year end.
- Companies with revenue of less than S$5 million and with nil ECI
- Other specific types of companies (e.g. Foreign Universities)
Form C/ C-S/ Lite
Form C/ Form C-S/ Form C-S (Lite) are the three types of corporate tax returns where your company can declare its actual chargeable income. These forms offer a more comprehensive overview of your company’s financial status compared to the ECI report, but your company is only required to file one of the three.
Form C
Form C is the standard tax return for companies in Singapore. It is a comprehensive form that requires detailed information about your company’s income, expenses, and other financial details. Filing Form C can be complex and time-consuming, especially for companies with more complex tax affairs, which is why it is advisable to engage a professional tax advisor such as Intracorp to assist you.
Form C-S
Form C-S is a simplified tax return designed for small companies with straightforward tax affairs. It requires less detailed information compared to Form C but still requires accurate reporting of your company’s income and expenses. To qualify to file Form C-S, your company must meet the following criteria:
- Be incorporated in Singapore
- Annual revenue does not exceed S$5 million
- All income is subject to a 17% corporate tax rate.
- The company does not claim Carry-back of Current Year Capital Allowances/Losses, Investment Allowance, Group Relief and Foreign Tax Credit/Deducted at Source for a YA.
Form C-S (Lite)
Form C-S Lite is even simpler since it requires minimal information (6 fields) and is the easiest tax return to complete, making it suitable for micro-companies with limited resources. To qualify for Form C-S Lite, your company must qualify for Form C-S filing and have an annual revenue of S$200,000 or below.
Important Note: No matter whether your company files Form C, Form C-S, or Form C-S (Lite), it must adhere to the yearly November 30th deadline.
Filing Corporate Taxes in Singapore
The corporate income tax filing process must be completed through the IRAS’ myTax Portal, where the process can be carried out by a company representative or an engaged tax agent. Here is an overview of the steps to file corporate tax in Singapore:
- Acquire a thorough understanding of the steps to file the tax return. The IRAS has official guides for companies and tax agents: ECI guide or Form C/ C-S/ Lite guide.
- Login to the myTax Portal with the company’s CorpPass account.
- Click “Corporate Tax” on the navigation toolbar and select the desired tax return to be filed (“File ECI” or “File Form C-S/ C”).
- Follow the steps and instructions of the respective tax filing process.
Steps After Corporate Tax Filing in Singapore
As your company files ECI and Form C/ C-S/ Lite, the IRAS will issue your company a Notice of Assessment (NOA) – which represents the main tax evaluation – to inform you about the status of the respective tax filing submissions.
You can expect for your company to be issued the NOA within a few weeks after submission of the tax return and you must pay all NOA tax payables within 1 month of the issuance date. To learn more about NOAs, check out our official Notice of Assessment guide.
Wrap Up
With a 17% corporate tax rate, territorial tax approach, automatic deductions and exemptions and many other tax benefits, Singapore has become one of the leading worldwide destinations for company formation. One of the key compliance requirements for companies is to file corporate income tax, which deals with a variety of documentation such as Estimated Chargeable Income and Form C/ C-S/ Lite. Amongst the corporate services we provide at Intracorp, tax filing is a service that our clients have praised over the years. We encourage you to reach out to us with any questions or to engage our tax filing services.
