Electronic data interchange and particularly the internet have opened
up vast possibilities for electronic commerce and posed various proble
ms for the taxman. Taxation issues relating to electronic commerce are
not confined to customs duties alone. Equally important concerns aris
e in relation to domestic taxes such as sales tax, value added tax and
income tax relating to sale of products over the internet. It is no s
mall challenge to experts in taxation, law and economics to design an
equitable tax system for electronic commerce.