₹12 lakh CTC, 50% basic
Basic ₹6 lakh. Employer PF of ₹72,000 leaves gross pay of ₹11,28,000. Employee PF is another ₹72,000 and professional tax ₹2,400. Taxable income after the ₹75,000 deduction is ₹10,53,000, under ₹12 lakh, so the rebate leaves no tax. In-hand: ₹10.54 lakh a year, or ₹87,800 a month.