Yes, you can deduct the interest paid on the top-up loan and save money spent on tax under Section 24 of the Income Tax Act 1961. A top-up on a home loan is treated like a regular home loan for tax purposes. You can claim income tax deductions on the interest paid on the top-up loan as long as you use the funds for renovation or improvement of the concerned property. Section 24 offers tax deductions of up to Rs 2 lakh on a home loan.