https://paytm.com/bus-tickets Promo Code : GO200 Terms & Conditions » Maximum Cashback is Rs. 200. » Promo code can be used 3 times by one user/number/device. » Cash back is credited within 24 hours of the transaction into user’s Paytm Account. » Valid for all Paytm users. » User needs to have verified mobile number on Paytm to get cash back .