CN104636970A - Method of monitoring enterprise tax evasion through commodity differences and system thereof - Google Patents
Method of monitoring enterprise tax evasion through commodity differences and system thereof Download PDFInfo
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- CN104636970A CN104636970A CN201310547275.2A CN201310547275A CN104636970A CN 104636970 A CN104636970 A CN 104636970A CN 201310547275 A CN201310547275 A CN 201310547275A CN 104636970 A CN104636970 A CN 104636970A
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Abstract
The invention provides a method of monitoring enterprise tax evasion through commodity differences and a system thereof. The method comprises the following steps: input commodity data preparation is carried out, data query is executed, taxpayers are grouped and calculated according to commodity names and units, and a constituted input commodity data collection is obtained; output commodity data preparation is carried out, data query is executed, taxpayers are grouped and calculated according to commodity names and units, and a constituted output commodity data collection is obtained; differences of commodities which are the same in input and output are calculated, and a commodity difference data collection is obtained; and judgment is carried out according to the commodity difference data collection for difference analysis. Input and output commodity differences in value-added tax invoices are analyzed through the method, enterprise tax evasion doubts are found, production and operation activities of the enterprise are monitored, normal production and operation of the enterprise are further regulated, and illegal and rule-breaking operation of the enterprise is avoided.
Description
Technical field
The present invention relates to tax control technical field, particularly a kind of method of being evaded a tax by commercial variations monitoring enterprise and system thereof.
Background technology
The invention of forgery prevention for value-added tax taxation control system, popularization and use substantially increase state tax revenue and have become one of strong means of China's tax collection and administration, but still have illegal enterprise to utilize the existing taxation management method not enough, be engaged in illegal business activities, thus result in " have into without pin, have pin without enter, sell unreal, deduction is not inconsistent, negative and positive ticket " etc. the appearance of problem.Wherein, enterprise make use of anti-false tax-controlled system and is handling in the process of sending a duplicate to tax and certification, only needs the condition checking seven key elements, revises arbitrarily the key element such as commodity amount, unit price, the amount of money in income invoice and sales invoice, thus reaches the object of tax evasion.
Therefore, how to avoid the generation of above-mentioned situation, and design a kind of method of being evaded a tax by commercial variations monitoring enterprise and system thereof, be the research direction place of those skilled in the art.
Summary of the invention
Fundamental purpose of the present invention is to provide a kind of method and system of being evaded a tax by commercial variations monitoring enterprise, and solves following technical matters:
1, the collection of enterprise name and commodity detail in income invoice.Require when enterprise carries out offsetting slip certification, the full detail in income invoice can be gathered, comprise the Chinese information of enterprise and title, unit, unit price, quantity, the amount of money of commodity detail.Wherein, enterprise monthly all will handle authentication business, and tax office can provide the software handling authentication business, when handling authentication business, relevant information can be uploaded in tax office data storehouse.
2, the collection of enterprise name and commodity detail in sales invoice.Require to carry out in stub sends a duplicate to, the full detail in sales invoice can being gathered, comprising the Chinese information of enterprise and title, unit, unit price, quantity, the amount of money of commodity detail in enterprise.Wherein, enterprise monthly all will handle and send a duplicate to tax business, and tax office can provide the software handling the business of sending a duplicate to, and handles when sending a duplicate to business, relevant information can be uploaded in tax office data storehouse.
3, commercial variations algorithm.By entering the analytical calculation of the commodity detailed data in sales invoice data to enterprise, find out the enterprise of tax evasion doubtful point.
In order to achieve the above object, the invention provides a kind of method of being evaded a tax by commercial variations monitoring enterprise, it comprises the steps:
Carry out the preparation of income commodity data, perform income data query, according to trade name and unit, grouping is done to taxpayer and calculates, obtain the income commodity data set formed;
Carry out pin item commodity data to prepare, perform pin item data query, according to trade name and unit, classified statistics are done to taxpayer, obtains the pin item commodity data set formed;
The difference of carrying out into pin item identical goods calculates, and obtains commercial variations data acquisition;
Make a decision according to commercial variations data acquisition and carry out variance analysis.
Wherein, carrying out the preparation of income commodity data, perform in the process of income data query, according to querying condition " affiliated phase scope " and " Taxpayer Identification Number ", in income invoice detailed data, do grouping to this taxpayer by trade name and unit to calculate, Output rusults is the income commodity data set be made up of trade name, unit, unit price mean value, amount of money total, Volume Composition.
Wherein, in income commodity data set-up procedure, comprise one and judge detail whether entire protocol: be the amount of money in accumulative commodity detail and the amount of tax to be paid, and compare with the amount of money of this invoice data and the amount of tax to be paid, if equal, detailed complete, if unequal, then detailed imperfect.
Wherein, in income commodity data set-up procedure, comprise one and judge whether voided check step: being judge according to the whether cancel indicator in these data, if cancel indicator is ' cancelling ', is then voided check.
Wherein, carrying out the preparation of pin item commodity data, perform in the process of pin item data query, according to querying condition " affiliated phase scope " and " Taxpayer Identification Number ", in sales invoice detailed data, do grouping to this taxpayer by trade name and unit to calculate, its Output rusults is the pin item commodity data set be made up of trade name, unit, unit price mean value, amount of money total, Volume Composition.
Wherein, in pin item commodity data set-up procedure, comprise one and judge detail whether entire protocol: be the amount of money in accumulative commodity detail and the amount of tax to be paid, and compare with the amount of money of this invoice data and the amount of tax to be paid, if equal, detailed complete, if unequal, then detailed imperfect.
Wherein, in pin item commodity data set-up procedure, comprise one and judge whether voided check step: it judges according to the whether cancel indicator in these data, if cancel indicator is ' cancelling ', is then voided check.
Wherein, the difference of carrying out into pin item identical goods calculates, the step obtaining commercial variations data acquisition is by obtaining income commodity data set and the set of pin item commodity data, by trade name, data that unit is identical, get unit price mean value, the amount of money adds up to, these three data item calculated difference of Volume Composition.
Wherein, make a decision carry out variance analysis according to commercial variations data acquisition, if unit price difference is less than or equal to zero, or amount of money difference is less than or equal to zero, then judge that enterprise is likely low and open sales price; If quantity variance is more than or equal to zero, then judge enterprise likely void lift sales volume.
In order to achieve the above object, the present invention also provides a kind of system of being evaded a tax by commercial variations monitoring enterprise, and it comprises:
Income commodity data enquiry module, for carrying out the preparation of income commodity data, performs data query, does grouping and calculates, obtain the income commodity data set formed to taxpayer according to trade name and unit;
Pin item commodity data enquiry module, preparing for carrying out pin item commodity data, performing data query, doing classified statistics to taxpayer according to trade name and unit, obtaining the pin item commodity data set formed;
Enter pin item commercial variations computing module, calculate for the difference of carrying out into pin item identical goods, obtain commercial variations data acquisition;
Commercial variations analysis module, makes a decision according to commercial variations data acquisition and carries out variance analysis.
Compared with prior art, beneficial effect of the present invention is: the present invention is analyzed the pin item commercial variations of entering in VAT invoice by the method, find tax evading of enterprises doubtful point, with the production and operating activities of this monitoring enterprise, the normal production and operation of further specification enterprise, avoid the illegal operation of enterprise.
Accompanying drawing explanation
A kind of method flow diagram of being evaded a tax by commercial variations monitoring enterprise that Fig. 1 provides for the embodiment of the present invention;
A kind of block diagram of system of being evaded a tax by commercial variations monitoring enterprise that Fig. 2 provides for the embodiment of the present invention.
Description of reference numerals: 11-income commodity data enquiry module; 12-sells item commodity data enquiry module; 13-enters pin item commercial variations computing module; 14-commercial variations analysis module.
Embodiment
Below in conjunction with accompanying drawing, to above-mentioned being described in more detail with other technical characteristic and advantage of the present invention.
As shown in Figure 1, be a kind of method flow diagram of being evaded a tax by commercial variations monitoring enterprise that the embodiment of the present invention provides, a kind of method of being evaded a tax by commercial variations monitoring enterprise of the present invention comprises following step:
Step S1: carry out the preparation of income commodity data, performs income data query, does grouping and calculates, obtain the income commodity data set formed to taxpayer according to trade name and unit.
In above-mentioned steps S1, in the process performing income data query, according to querying condition " affiliated phase scope " and " Taxpayer Identification Number ", in income invoice detailed data, do grouping to this taxpayer by trade name and unit to calculate, its Output rusults is the income commodity data set be made up of trade name, unit, unit price mean value, amount of money total, Volume Composition.
It is the unit price field in whole detailed data averaged that grouping calculates, that is: AVG (unit price), and it can adopt ORACLE function to carry out; Amount field in whole detailed data and amount field ORACLE function are calculated aggregate value, that is: SUM (amount of money), SUM (quantity);
SQL statement when grouping calculates, the SQL statement form that grouping calculates is " belonging to SELECT trade name, unit, AVG (unit price), SUM (amount of money), SUM (quantity) FROM income invoice detailed data table WHERE Taxpayer Identification Number=' duty paragraph ' AND phase scope BETWEEN ' date range ' GROUP BY trade name, unit ".
In the income commodity data set-up procedure of step S1, comprise following sub-step:
Step S11: judge that whether detail is complete.It is the amount of money in accumulative commodity detail and the amount of tax to be paid, and compares with the amount of money of this invoice data and the amount of tax to be paid, if equal, detailed complete, if unequal, then detailed imperfect, and gets rid of detailed incomplete data.
Step S12: judge whether voided check.Judging according to the whether cancel indicator in these data, if cancel indicator be ' cancelling ', is then voided check, needs the invoice that eliminating has been cancelled.Wherein, cancel indicator be handle certification in enterprise, when sending a duplicate to business, need the data item uploading to tax office, cancel indicator directly indicates normal invoice or voided check.
Step S2: carry out pin item commodity data and prepare, performs pin item data query, does classified statistics, obtain the pin item commodity data set formed to taxpayer by trade name and unit.
In above-mentioned steps S2, in the process performing data query, according to querying condition " affiliated phase scope " and " Taxpayer Identification Number ", in sales invoice detailed data, do grouping to this taxpayer by trade name and unit to calculate, its Output rusults is the pin item commodity data set be made up of trade name, unit, unit price mean value, amount of money total, Volume Composition.
It is the unit price field in whole detailed data averaged that grouping calculates, that is: AVG (unit price), and it can adopt ORACLE function to carry out; Amount field in whole detailed data and amount field ORACLE function are calculated aggregate value, that is: SUM (amount of money), SUM (quantity);
SQL statement when grouping calculates, the SQL statement form that grouping calculates is " belonging to SELECT trade name, unit, AVG (unit price), SUM (amount of money), SUM (quantity) FROM income invoice detailed data table WHERE Taxpayer Identification Number=' duty paragraph ' AND phase scope BETWEEN ' date range ' GROUP BY trade name, unit ".
In the pin item commodity data set-up procedure of step S2, comprise following sub-step:
Step S21: judge that whether detail is complete.It is the amount of money in accumulative commodity detail and the amount of tax to be paid, and compares with the amount of money of this invoice data and the amount of tax to be paid, if equal, detailed complete, if unequal, then detailed imperfect, and gets rid of detailed incomplete data.
Step S22: judge whether voided check.Judging according to the whether cancel indicator in these data, if cancel indicator be ' cancelling ', is then voided check, needs the invoice that eliminating has been cancelled.Wherein, cancel indicator be handle certification in enterprise, when sending a duplicate to business, need the data item uploading to tax office, cancel indicator directly indicates normal invoice or voided check.
Step S3: the difference of carrying out into pin item identical goods calculates, obtain commercial variations data acquisition, it is in the pin item commodity data set obtained in the set of income commodity data and step S2 obtained from step S1, by trade name, data that unit is identical, get unit price mean value, the amount of money adds up to, these three data item calculated difference of Volume Composition.
Concrete computing method are: deduct the unit price mean value in the set of income commodity data with the unit price mean value in the set of pin item commodity data, obtain unit price difference; Add up to the amount of money deducted in the set of income commodity data to add up to the amount of money in the set of pin item commodity data, obtain amount of money difference; Deduct the Volume Composition in the set of income commodity data by the Volume Composition in the set of pin item commodity data, obtain quantity variance; Final Output rusults is: the commercial variations data acquisition be made up of trade name, unit, income unit price average, the income amount of money, income quantity, pin item unit price average, the pin item amount of money, pin item quantity, unit price difference, amount of money difference, quantity variance.
Step S4: make a decision according to the commercial variations data acquisition of step S3 generation and carry out variance analysis, if unit price difference is less than or equal to zero, or amount of money difference is less than or equal to zero, then judge that enterprise is likely low and open sales price; If quantity variance is more than or equal to zero, then judge enterprise likely void lift sales volume.These two kinds of phenomenons can be used as the doubtful point of tax evading of enterprises, that is: within one period, the means that taxpayer may utilize and lowly open sales price, void lifts sales volume are carried down, and punching is flat has sold but the goods of not making out an invoice, thus reaches few note sales revenue, and the object of evading a tax when tax declaration.
As shown in Figure 2, for a kind of block diagram of system of being evaded a tax by commercial variations monitoring enterprise that the embodiment of the present invention provides, system of being evaded a tax by commercial variations monitoring enterprise of the present invention is comprised: income commodity data enquiry module 11, pin item commodity data enquiry module 12, enter pin item commercial variations computing module 13 and commercial variations analysis module 14, wherein:
Described income commodity data enquiry module 11, for carrying out the preparation of income commodity data, performs income data query, does grouping and calculates, obtain the income commodity data set formed to taxpayer according to trade name and unit;
Described pin item commodity data enquiry module 12, prepares for carrying out pin item commodity data, performs pin item data query, does classified statistics, obtain the pin item commodity data set formed to taxpayer according to trade name and unit;
Described enters pin item commercial variations computing module 13, calculates, obtain commercial variations data acquisition for the difference of carrying out into pin item identical goods;
Described commercial variations analysis module 14, makes a decision according to commercial variations data acquisition and carries out variance analysis.
In sum, the method by the tax evading of enterprises of commercial variations analysis monitoring that the present invention introduces monitors object as follows to reach:
Within one period, the means that taxpayer may utilize and lowly open sales price, void lifts sales volume are carried down, and punching is flat has sold but the goods of not making out an invoice, thus reaches few note sales revenue, and the object of evading a tax when tax declaration.
The present invention mainly utilize from enterprise handle the process of sending a duplicate to tax and certification gather come up enter sales invoice detailed data information, by analyzing the difference between income and pin item commodity, filter out the enterprise of tax evasion doubtful point, for a kind of method that the tax authority provides monitoring enterprise to evade a tax, to strengthen the risk management of value added tax further, the strengthening tax source control, containment lawless person utilizes the generation of the technical bottleneck tax evasion phenomenon of current tax jurisdiction.
The present invention can bring following beneficial effect relative to prior art, and this effect can be divided into tax office effect and firm effect.
Tax office effect: this algorithm has enriched the monitoring of the tax authority to the tax evasion of illegal enterprise is the important means ensureing tax income; Improve the work efficiency of the aspects such as tax authority's tax payment evaluation, Tax Check.
Firm effect: reduce the risk issued invoice lack of standardization, the legal regulated management of promoting enterprise; Effectively contain the generation of illegal enterprise tax evasion phenomenon.
More than illustrate just illustrative for the purpose of the present invention; and nonrestrictive, those of ordinary skill in the art understand, when not departing from the spirit and scope that claim limits; many amendments, change or equivalence can be made, but all will fall within protection scope of the present invention.
Claims (10)
1. by the method that commercial variations monitoring enterprise is evaded a tax, it is characterized in that, it comprises the steps:
Carry out the preparation of income commodity data, perform income data query, according to trade name and unit, grouping is done to taxpayer and calculates, obtain the income commodity data set formed;
Carry out pin item commodity data to prepare, perform pin item data query, according to trade name and unit, classified statistics are done to taxpayer, obtains the pin item commodity data set formed;
The difference of carrying out into pin item identical goods calculates, and obtains commercial variations data acquisition;
Make a decision according to commercial variations data acquisition and carry out variance analysis.
2. a kind of method crossed commercial variations monitoring enterprise and evade a tax according to claim 1, it is characterized in that, carrying out the preparation of income commodity data, perform in the process of income data query, according to querying condition " affiliated phase scope " and " Taxpayer Identification Number ", in income invoice detailed data, do grouping to this taxpayer by trade name and unit to calculate, Output rusults is the income commodity data set be made up of trade name, unit, unit price mean value, amount of money total, Volume Composition.
3. a kind of method crossed commercial variations monitoring enterprise and evade a tax according to claim 1 and 2, it is characterized in that, in income commodity data set-up procedure, comprise one and judge detail whether entire protocol: be the amount of money in accumulative commodity detail and the amount of tax to be paid, and compare with the amount of money of this invoice data and the amount of tax to be paid, if equal, detailed complete, if unequal, then detailed imperfect.
4. a kind of method crossed commercial variations monitoring enterprise and evade a tax according to claim 1 and 2, it is characterized in that, in income commodity data set-up procedure, comprise one and judge whether voided check step: be judge according to the whether cancel indicator in these data, if cancel indicator is ' cancelling ', then it is voided check.
5. a kind of method crossed commercial variations monitoring enterprise and evade a tax according to claim 1, it is characterized in that, carrying out the preparation of pin item commodity data, perform in the process of pin item data query, according to querying condition " affiliated phase scope " and " Taxpayer Identification Number ", in sales invoice detailed data, do grouping to this taxpayer by trade name and unit to calculate, its Output rusults is the pin item commodity data set be made up of trade name, unit, unit price mean value, amount of money total, Volume Composition.
6. the method for a kind of commercial variations monitoring enterprise excessively tax evasion according to claim 1 or 5, it is characterized in that, in pin item commodity data set-up procedure, comprise one and judge detail whether entire protocol: be the amount of money in accumulative commodity detail and the amount of tax to be paid, and compare with the amount of money of this invoice data and the amount of tax to be paid, if equal, detailed complete, if unequal, then detailed imperfect.
7. the method for a kind of commercial variations monitoring enterprise excessively tax evasion according to claim 1 or 5, it is characterized in that, in pin item commodity data set-up procedure, comprise one and judge whether voided check step: it judges according to the whether cancel indicator in these data, if cancel indicator is ' cancelling ', then it is voided check.
8. a kind of method crossed commercial variations monitoring enterprise and evade a tax according to claim 1, it is characterized in that, the difference of carrying out into pin item identical goods calculates, the step obtaining commercial variations data acquisition is by obtaining income commodity data set and the set of pin item commodity data, by trade name, data that unit is identical, get unit price mean value, the amount of money adds up to, these three data item calculated difference of Volume Composition.
9. a kind of method crossed commercial variations monitoring enterprise and evade a tax according to claim 1, it is characterized in that, make a decision according to commercial variations data acquisition and carry out variance analysis, if unit price difference is less than or equal to zero, or amount of money difference is less than or equal to zero, then judges that enterprise is likely low and open sales price; If quantity variance is more than or equal to zero, then judge enterprise likely void lift sales volume.
10. by the system that commercial variations monitoring enterprise is evaded a tax, it is characterized in that, it comprises:
Income commodity data enquiry module, for carrying out the preparation of income commodity data, performs income data query, does grouping and calculates, obtain the income commodity data set formed to taxpayer according to trade name and unit;
Pin item commodity data enquiry module, prepares for carrying out pin item commodity data, performs pin item data query, does classified statistics, obtain the pin item commodity data set formed to taxpayer according to trade name and unit;
Enter pin item commercial variations computing module, calculate for the difference of carrying out into pin item identical goods, obtain commercial variations data acquisition;
Commercial variations analysis module, makes a decision according to commercial variations data acquisition and carries out variance analysis.
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105095473A (en) * | 2015-08-11 | 2015-11-25 | 北京思特奇信息技术股份有限公司 | Method and system for analyzing discrepant data |
| CN106934705A (en) * | 2015-12-28 | 2017-07-07 | 航天信息股份有限公司 | A kind of special ticket doubtful point taxpayer's monitoring method of value-added tax based on SVMs |
| CN108242020A (en) * | 2016-12-26 | 2018-07-03 | 航天信息股份有限公司 | A kind of method and system for calculating income and selling diversity factor between item item lists |
| CN109426968A (en) * | 2017-08-22 | 2019-03-05 | 阿里巴巴集团控股有限公司 | Method for detecting abnormality, device and the method for detecting abnormality of enterprise of main body to be measured |
| CN109615153A (en) * | 2017-09-26 | 2019-04-12 | 阿里巴巴集团控股有限公司 | Businessman's methods of risk assessment, device, equipment and storage medium |
| CN109872163A (en) * | 2018-12-27 | 2019-06-11 | 航天信息股份有限公司 | The recognition methods of abnormal production enterprise and device |
| CN109919690A (en) * | 2017-12-07 | 2019-06-21 | 航天信息股份有限公司 | It is a kind of to write out falsely the method and system that behavior is monitored for becoming ticket to invoice |
| CN111242564A (en) * | 2019-12-31 | 2020-06-05 | 航天信息股份有限公司 | Method and device for supervising and processing purchase and sale whole process of oil product enterprises |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105095473A (en) * | 2015-08-11 | 2015-11-25 | 北京思特奇信息技术股份有限公司 | Method and system for analyzing discrepant data |
| CN105095473B (en) * | 2015-08-11 | 2018-12-18 | 北京思特奇信息技术股份有限公司 | The method and system that a kind of pair of variance data is analyzed |
| CN106934705A (en) * | 2015-12-28 | 2017-07-07 | 航天信息股份有限公司 | A kind of special ticket doubtful point taxpayer's monitoring method of value-added tax based on SVMs |
| CN108242020A (en) * | 2016-12-26 | 2018-07-03 | 航天信息股份有限公司 | A kind of method and system for calculating income and selling diversity factor between item item lists |
| CN109426968A (en) * | 2017-08-22 | 2019-03-05 | 阿里巴巴集团控股有限公司 | Method for detecting abnormality, device and the method for detecting abnormality of enterprise of main body to be measured |
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| CN109615153A (en) * | 2017-09-26 | 2019-04-12 | 阿里巴巴集团控股有限公司 | Businessman's methods of risk assessment, device, equipment and storage medium |
| CN109615153B (en) * | 2017-09-26 | 2023-06-16 | 阿里巴巴集团控股有限公司 | Merchant risk assessment method, device, equipment and storage medium |
| CN109919690A (en) * | 2017-12-07 | 2019-06-21 | 航天信息股份有限公司 | It is a kind of to write out falsely the method and system that behavior is monitored for becoming ticket to invoice |
| CN109872163A (en) * | 2018-12-27 | 2019-06-11 | 航天信息股份有限公司 | The recognition methods of abnormal production enterprise and device |
| CN111242564A (en) * | 2019-12-31 | 2020-06-05 | 航天信息股份有限公司 | Method and device for supervising and processing purchase and sale whole process of oil product enterprises |
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Application publication date: 20150520 |