DATA CREATION APPARATUS, DATA CREATION METHOD, AND DATA CREATION PROGRAM

To provide a data creation apparatus and so on which can create sales data as to each consumption tax rate if multiple consumption tax rates for sales are used and which can correctly and efficiently create an invoice corresponding to an invoice system.SOLUTION: According to an embodiment of the present invention, a method has steps of 1) with reference to current reference sales data regarding a construction project currently carried out over a plurality of months, extracting a sales amount and a consumption tax rate associated with both of a predetermined project and a predetermined order, and 2) if a consumption tax rate different from the consumption tax rate applied upon the sales is extracted, generating sales consumption tax breakdown data by calculating a sales amount and a consumption tax rate allocated to the month of completion applied with respect to each consumption tax rate based on the amount of a placed order associated with the extracted information and the predetermined project and the predetermined order.SELECTED DRAWING: Figure 6 【課題】売上に用いる消費税率が複数になった場合に、消費税率別に売上データを作成することができ、延いては、インボイス制度に対応した請求書を正確かつ効率的に作成することに貢献することができるデータ作成装置等を提供することを目的とする。【解決手段】本実施形態では、１）複数月に亘って進められる建設工事プロジェクトに関する進行基準売上データを参照して、所定のプロジェクトと所定の受注に紐づく売上金額と消費税率を抽出し、２）売上時に適用される消費税率とは値が異なる消費税率が抽出された場合は、抽出した情報および当該所定のプロジェクトと当該所定の受注に紐づく受注金額を基に、完成月に計上される売上金額と消費税額を消費税率別に計算して売上消費税内訳データを作成する。【選択図】図６