No, the Singapore Non-Resident Withholding Tax is different from the Singapore Goods and Services Tax ( “GST”). The Singapore Non-Resident Withholding Tax is imposed on applicable interest payments made by Interactive Brokers Singapore Pte. Ltd. (“IBSG”), whereas the GST is imposed on commissions paid by you. In general, IBSG is required by Singaporean law to charge GST on certain services provided by IBSG irrespective of the customer’s country of tax residence. …