I am receiving Pension Income Rs.487600/- While Filing ITR - 1 Iam showing Salary Rs. 487600/- then it shows deduction U/s 16(ia) as Rs. 40000/- after that it shows my salary as Rs. 447600/- i want to know what is this dedcution and i can deduct the 40000/- directly from Pension Rs.487600/- ( 487600-40000) Total GFrsoo Income Rs. 447600/- or i want to increase Rs. 40000 ( 487600+4000) and show the salary as Rs. 527600/- and deduct the U/s 16(ia)