| 摘要 |
PROBLEM TO BE SOLVED: To remarkably simplify recording, holding and management of tax affairs while holding exactness of the tax affairs. SOLUTION: The commodity sales data processor 10 is formed so that only preset tax affairs are extracted and stored in a summary file 26SJ when journal data, etc., are stored in a journal file 26J, the tax affairs stored in the summary file 26SJ is printed, outputted and deleted after they are printed and outputted by providing a tax affairs extracting means to extract the tax affairs set in a setting file 26ST among pieces of journal data to be stored in the journal file 26J, summary storage control means (11, 12) to store the extracted tax affairs in the summary file 26SJ for taxation, a printing output control means to print, output and control the tax affairs stored in the summary file 26SJ and a summary deleting means to delete the tax affairs stored in the summary file 26SJ after they are printed and outputted by the printing output control means.
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