ISLAMABAD, Oct 26 (INP) Islamabad Chamber of Small Traders on Thursday said complicated tax system is not only discouraging investment but it is also discouraging compliance, therefore, it should be made friendly. Income tax law is not only discouraging start-ups but it has failed to deliver therefore it should be replaced or amended to make it easily comprehensible, business-friendly, fair and acceptable to all the stakeholders, it said. INP/AH/LK