http://offers.freecharge.com/BILL15/ Valid on successful Electricity, Gas & Landline Bill Payments done till 12th July 2016 Valid only once per New users Valid on Min Bill Payment of Rs.1000. Max Cash back of Rs.150 BILL15 promocode has to be applied to avail cashback offer Valid only Once per New User/Credit/Debit Card/Mobile Number Valid on credit/debit card transactions only Cashback will be credited to your Freecharge Wallet which can be redeemed within 185 days from date of credit and is non transferable Not Valid for Add Cash Transactions and transactions done via Netbanking and Freecharge Balance Offer not valid on virtual cards and International Cards which are issued outside India Offer not valid for Airtel transactions ( Postpaid/ Prepaid/ DTH/Landline ) Offer valid on Freecharge App, Web & mWeb We reserve the right to end any or all offers at our discretion without any prior notice