System and method for charging the postpayment of multimedia file

PURPOSE: A system and method for deferred account according to regeneration frequency of a multimedia file is provided to receive the regeneration frequency of the multimedia file after supplying the multimedia file to a terminal and endow charges corresponding to the regeneration frequency of the multimedia file to a user. CONSTITUTION: An identity code is inserted into multimedia source and multimedia file is generated and stored(300). A mobile communication terminal receives a request of downloading the multimedia file(301). The mobile communication terminal transmits the identity code and regeneration frequency of the multimedia file(302). A user receives a charge corresponding to the identity code and the regeneration frequency in the mobile communication terminal(303).