TAX ACCOUNTING PROCESSING DEVICE, TAX ACCOUNTING PROCESSING METHOD, AND TAX ACCOUNTING PROCESSING PROGRAM

摘要

PROBLEM TO BE SOLVED: To provide a tax accounting processing device that enables an after-tax profit to be calculated at a time of completion of a journal input without the need of performing special taxation processing.SOLUTION: A tax accounting processing device 1 is configured in such a manner that: pretax profit data is calculated by a profit acquisition unit 22 from trial balance sheet data based on a plurality of pieces of journal data stored in a journal database (DB) 31; tax amount data is calculated by a taxable income acquisition unit 23 and a tax amount acquisition unit 24 from the pretax profit data, tax amount payment data stored in a payment information DB 34, addition/subtraction data stored in an addition/subtraction information DB 33, and tax rate data stored in a tax rate information DB 35; tax amount journal data is created by an update unit 25 from the tax amount data, and stored by being added or overwritten in the journal DB 31 for update; and after-tax profit data is calculated by the profit acquisition 22 with the use of the trial balance sheet data and the tax amount journal data stored in the updated journal DB 31.SELECTED DRAWING: Figure 1