Abstract: The processing system for charge request data of the present invention comprises data input means for inputting charge request data, including charge transfer day, requesting organization, paying organization and an amount of transfer, a master file where information relating to requesting organizations and paying organizations are registered, charge transfer processing means for preparing a charge transfer detailed file including individual charge request data where said charge request data are classified to each requesting organization based on said master file and summary data summarizing number of transfers and amount of transfer for each type of the requesting organization, and for preparing a transfer slip containing charge transfer information of each requesting organization for each paying organization from said charge transfer detailed file, initial cost data containing information necessary for processing for financial accounting, and overall charge transfer data on the day of transfer, and input/ou