Taiwan-Singapore Double Tax Agreement Renewed - Management Fees May Qualify for 0% Taiwan Withholding Tax from 1 January 2027

For many Singapore-headquartered groups operating in Taiwan, management fees and shared service charges have historically carried an unavoidable Taiwan withholding tax cost. This is due to a specific provision in the 1981 Taiwan-Singapore Double Tax Agreement (the “Original Agreement”) which prevents Singapore companies from claiming tax treaty relief on management fees charged to Taiwanese entities, even where no permanent establishment (“PE”) exists in Taiwan. The Renewed Double Tax Agreement (the “Renewed DTA”) removes this provision, potentially eliminating Taiwan withholding tax on such fees altogether.

Changes Under the Renewed DTA

The Renewed DTA, which will come into effect on 1 January 2027, replaces the more than 40-year-old Original Agreement. The updated treaty modernises the tax rules between the two jurisdictions and introduces several significant changes for cross-border transactions, including a 10% withholding tax cap on dividends, interest and royalties, a dedicated capital gains article, recognition of collective investment vehicles and the introduction of a Principal Purpose Test to address treaty abuse.

For many Singapore companies with operations in Taiwan however, the most significant change is the removal of the provision in the Original Agreement that excluded management and service fees from the scope of “Business Profits” under Article 7. As a result, fees received by a Singapore company for the provision of management, consultancy or other support services to a Taiwanese company can now be regarded as “Business Profits”, taxable only in Singapore provided the Singapore company does not carry on business in Taiwan through a PE. 

Where the Singapore company does not have a PE in Taiwan and satisfies the tax treaty conditions and Taiwan's administrative procedures for claiming DTA benefits, the relevant fees earned should qualify for a 0% Taiwan withholding tax rate.

This represents a significant improvement over the current situation where businesses often rely on Article 25 of the domestic legislation or the deemed profit method to reduce, rather than eliminate, the Taiwan withholding tax burden.

Why the Original Agreement Created Challenges

The Original Agreement dates back to 1981. Unlike most modern tax treaties, the Original   Agreement defined "income or profits of an enterprise" to exclude fees or other remuneration derived from the management, control or supervision activities as well as remuneration for labour or personal services.

The practical implications have been significant. Under the Original Agreement, management and service fees paid by a Taiwanese company to a Singapore service provider generally fall outside the scope of the “Business Profits” article. As a result, even where the Singapore company has no PE in Taiwan, it is often challenging in practice to rely on the treaty to obtain an exemption from Taiwan tax on such income. Such payments are generally subject to 20% Taiwan withholding tax under domestic law.

How Businesses Have Been Coping 

To mitigate the impact of the 20% withholding tax, businesses have generally relied on two domestic Taiwan tax relief mechanisms. Both of these routes require an application and approval from the Taiwan tax authorities.

Article 25 of the Taiwan's Income Tax Act 

Article 25 provides relief for certain foreign enterprises carrying on activities in Taiwan, including the provision of technical services. Where approved, the Taiwan-source income is deemed to be 15% of the gross service fees (10% for international transport), and Taiwan tax is imposed on the deemed profit rather than the gross payment. This reduces the effective tax cost from 20% to 3% (i.e. 20% tax on a deemed profit margin of 15%).

The relief, however is not available for all types of services. In practice, technical or specialised services are more likely to qualify, whereas management services, regional headquarters support, finance, HR, IT and other administrative services may not fall within the scope of Article 25. As a result, many Singapore regional headquarters have been unable to rely on this provision.

Deemed profit method 

A foreign enterprise may alternatively apply to the Taiwan tax authorities to have tax computed on a deemed profit basis, rather than on the gross service fees. The taxable income is determined by applying an approved deemed profit ratio, based on factors such as the nature of the services performed and the extent to which the value-creating activities are undertaken in Taiwan. Depending on the facts and the tax authorities’ assessment, this approach can significantly reduce the effective Taiwan tax cost compared with the 20% withholding tax.

Neither mechanism eliminates the Taiwan withholding tax entirely. As a result, a permanent tax leakage often remains. 

This tax leakage arises because Taiwan withholding tax is imposed on the gross service fees, whereas the foreign tax credit relief is generally limited to the Singapore tax payable on the corresponding net income. As management service arrangements are often charged on a cost-plus basis, the Singapore taxable profit may be relatively small compared to the gross service fee. As a result, the excess Taiwan withholding tax suffered over the available Singapore foreign tax credit relief becomes a permanent cost to the group. The tax leakage is even more pronounced where the Singapore entity is in a tax loss position.

The following example illustrates how this permanent tax leakage can arise.

The illustration shows that, even after Article 25 relief, the Taiwan withholding tax can significantly exceed the Singapore tax payable on the cost-plus margin of the management and support service fees earned, resulting in a real cost or tax leakage for the group.

Claiming the Treaty Benefits-Key Practical Considerations 

Treaty relief procedures  

While the Renewed DTA provides the opportunity to secure a 0% Taiwan withholding tax on qualifying business profits, the exemption is not automatic. Businesses will need to comply with Taiwan's treaty relief procedures and satisfy the relevant conditions before the withholding tax can be reduced or eliminated.

Taiwan generally requires an application to claim treaty benefits. Where possible, businesses should apply before fee payment is received so that the Taiwanese payer can apply the treaty withholding tax rate upfront. Otherwise, relief may need to be claimed through a subsequent refund process. 

Businesses should ensure they have sufficient documentation to substantiate their entitlements under the treaty, including supporting evidence where required by the Taiwan tax authorities. 

Review existing service arrangements before 1 January 2027

Businesses should review existing service agreements, payment terms and invoicing arrangements ahead of the effective date. Existing Article 25 approvals or deemed profit arrangements should also be revisited to determine whether they remain necessary under the Renewed DTA.

Monitor PE exposure

The Renewed DTA introduces an explicit service PE provision. A Singapore enterprise may create a PE in Taiwan if it furnishes services in Taiwan through its employees or other personnel for more than 183 days within any 12-month period in relation to the same or a connected project. Businesses with personnel travelling regularly to Taiwan for project implementation, project management or consultancy work should monitor their day counts and assess their PE exposure carefully from January 2027.

Maintain robust transfer pricing documentation

Although the Renewed DTA provides better treaty protection, it does not reduce the need for arm's length pricing. Intercompany management and service fees should continue to be supported by appropriate transfer pricing documentation, including evidence of the services provided, the benefits received and the basis adopted for the charges.

Don't Overlook Historical Opportunities

The Renewed DTA also presents an opportunity to review historical Taiwan withholding tax positions. 

Many Singapore companies have historically treated the 20% Taiwan withholding tax on management and service fees as a final cost. However, in some cases, the tax could have been reduced through an Article 25 application or the deemed profit mechanism under Taiwan domestic law. 

Businesses that did not previously make such applications may still be able to claim a refund of excess withholding tax suffered. Subject to Taiwan's procedural requirements, refund claims can generally be made within 10 years from the date the tax was paid.

Given the potentially significant cash recovery, Singapore companies that have historically provided management, technical, consultancy or other cross-border services to Taiwan should consider reviewing their past withholding tax positions. Companies should also assess whether their existing service arrangements can benefit from the Renewed DTA from 1 January 2027.

How RSM can help

RSM has successfully assisted Singapore companies in securing Taiwan withholding tax refunds through Article 25 and deemed profit mechanism applications, resulting in securing significant tax refunds from Taiwan tax authorities. If you would like us to explore whether your business can recover historical withholding tax or enjoy specific treaty benefits under the Renewed DTA, do get in touch with our team.

Get in touch with one of our specialists for more information

Law Wei Lin Partner, International Tax +65 6715 1164 LawWeiLin@rsmsingapore.sg

Candisce Teo Senior Manager, International Tax +65 6715 1162 CandisceTeoYL@rsmsingapore.sg