Freecharge Electricity Bill Payment Code is here. If You want to Pay your Tata Power Electricity Bill Payments. This can be used only once by a user. This is Valid only Once per User/Credit/Debit Card/Mobile Number. Get Max cashback of Rs 50. This Cashback will be credited to your FreeCharge Wallet which can be redeemed within 185 days. This is Not valid for Add Cash, Net banking & Airtel Postpaid/Prepaid/DTH/Landline Transactions. This freecharge promocode is Valid on successful transaction of Electricity Bill Payment done for TATA Power –DDL. Steps to Redeem - > Sign up or Login for your Freecharge account > Now Select Electricity Bill Payments and choose your operator – TATA Power-DDL Bills > Enter the amount You want to pay the Bill > Now Use the code to get cashback and pay the payment. > You will get 20% Cashback within few hours in your wallet.