Specify the currency conversion rate (Exchange Rate)
For purchases made from a GST register trader in foreign currencies, the supplier has to reflect the GST payable on the invoice in Singapore dollars with an approved exchange rate. You, the buyer, should claim input tax based on Singapore dollar amounts shown on the tax invoice instead of conversion based on your in-house exchange rate. For example, your in-house exchange rate is 1SGD:0.7400USD, but received a Bill from a supplier at a rate of 1SGD:0.7431USD. Then, you should