During the tax filing season, many of our investments in property or instruments get tax exemption, leading to considerable savings. In fact, many investors rush to make investments at the end of the financial year only to get these exemptions. However, simply buying a property or investing does not ensure exemption. Other guidelines need to be followed lest the Income Tax Department comes back with queries or even withdraws the exemptions. Here are a few examples that will help understand this: Property: If you purchase a property on a home loan, you can claim exemption on the principal up to Rs. 1.5 lakh and up to Rs. 2 lakh on the interest amount. However, if you sell the house within five years of buying, you will lose the exemption on the principal in the following year. There is no mechanism for tax authorities to know, as filing is self- declaration. But, since there is one per cent tax deduction at source for any transaction above Rs. 50 lakh, the information will go to t