Taiwan's Ministry of Finance (MOF) recently issued guidance to clarify that the deemed taxable income provision for certain business revenue of non-residents does not apply for royalties. The provision includes that when a non-resident is engaged in certain business activities deriving income from Taiwan, and the costs and expenses are difficult to calculate, they may apply for approval from the MOF to treat 10% of its total business revenue as taxable income subject to withholding in the ca…