Depending upon your salary structure u can claim different exemptions 1 ) if the co. is paying HRA as a salary component and you are living in a rented accomdation u can claim exemption by showing rent receipts to your employer. 3) Medical Rimbursement-- if the co. is paying any medical allowance .. u can show the medical bills to claim exemption upto Rs. 15000/- 3) if you get Conveyance allowance you can get exemption upto Rs. 9600 per annum 4)Add on you can do some invesments and claim deduction under section 80C upto 1 lac rupees in the following instruments: Insurance premium, ELSS funds, NSC, Principal amount of Home Loan etc.
By doing all these you can claim maximum deduction