Under Section 17(2), gadgets and appliances bought in the name of the company and given to the employee for personal use, are taxed at only 10% of the value. Under Section 80CCD(2), up to 10% of the basic salary put in the NPS is tax-deductible. You can also replace some of the taxable allowances in your salary with tax-free perks. Sudhir Kaushik of TaxSpanner.com tells readers how they can optimise their tax by rejigging their income and investments.