Smart Card Application is based on oil transaction in POS Machine. Am prepared 13 Entry Forms. Those are salesbill, rechargebill, reports, changeitemprice, Data Transfer, Resend SMS, Duplicate Bill, Duplicate Recharge Bill, card activation, card deactivation, card balance, settings, and shutdown. We provide the code for recharge and sales on membership card in the POS machine. We provide the code for card activation and deactivation using rfid technology in the POS Machine We prepared the 8 reports for client in the POS Machine. They are Bills List, recharge list, bills summary, recharge summary, userwise bills summary, user wise recharge summary, member wise receipts list. We provide one option for download the database from desktop to POS Machine using gprs. We provide the code for reading and sending sms from POS Machine.