On 29 January 2021, the Inland Revenue Authority of Singapore (IRAS) published an updated e-Tax Guide on Research and Development Tax Measures (Sixth Edition). The guide sets out the relevant research and development (R&D) tax measures as announced in Budgets 2008 to 2020, clarifies the existing definition of R&D and its qualifying criteria, and helps taxpayers self-assess if their R&D activities are qualifying R&D activities for tax purposes. In particular, the guide providence guidance in the following areas: Part A: Qualifying R&D project; Part B: R&D Tax Deductions; and Part C: Administrative Procedures. One of the main updates in the...