The Inland Revenue Authority of Singapore (IRAS) has published an updated e-Tax Guide, Pharmaceutical Manufacturing Industry: Tax Treatment of Research & Development and Intellectual Property-Related Expenditure (Fourth edition). The update includes various editorial changes, changes to reflect the extension of R&D tax measures to 2028, additional information on available R&D deductions, and certain other revisions. A general overview of the guide and the tax treatment are as fol…