The study presents the relevant issues on taxation of Internet transactions. Among the issues tackled are those pertaining to (1) income tax; (2) transfer pricing; (3) indirect tax; (4) withholding tax; and (5) tax administration and collection. It notes that while RA 8792 (the Electronic Commerce Act) outlines the rules and regulations governing electronic commercial transactions in the country through the Internet, it does not tackle issues such as the implications of and effects on the Philippine tax system of e-commerce transactions.