KR100375967B1 - Taxpaper process system and method by internet - Google Patents

Abstract

The present invention relates to tax and accounting processing methods using the Internet, and is required to issue, issue, and receive transaction statements and tax invoices that must be exchanged between business operators through e-mail on the Internet, and to transmit related tax data using electronic transmission means. When a tax return is sent to the computer system of the tax office, the tax invoice that the operator must pay is also implemented, and the tax invoice issuance, grant system and method through the Internet are notified to each operator through e-mail. Convenience and economics were secured for all government offices.

Description

Tax paper process system and method by internet

In modern society, there are various kinds of tax transactions such as VAT, property tax, gift tax, transfer tax, comprehensive income tax, local tax, inheritance tax, etc., and tax laws are complicated and diversified.

On the other hand, in the case of transaction statements and tax invoices, which are proof of the transaction, the seller who provides the goods for sale and service for each transaction must deliver them to the buyer who received the goods for purchase, service, etc. It is not only cumbersome and cumbersome to prepare, but it is also possible to issue and receive payments between businesses only by means of primitive methods such as direct delivery or postal delivery. There was an economic penalty at the time of filing and tax payment.

In addition, in the past, tax office officials wrote the tax report in the past. However, in recent years, small-scale small business owners are complicated to add tax rate by tax office because it is not allowed to write the tax office. If you do not know how to fill out the tax return form, which requires professional knowledge such as the description of the amount of tax due and the calculation of the amount of tax due, you must pay a lot of expenses and rely on the assistance of experts such as tax and accountants. In order to submit the tax return to the tax office, I suffered a lot of inconveniences such as receiving mail and visiting the tax office.

Meanwhile, the IRS provides the e-mail address to all operators who have registered their businesses and revises the related laws so that tax returns can be reported through e-mail. With the large number of tax returns received by mail or in person after the printer has printed out all the reports, the IRS staff had to manually enter the computer system manually, which was a waste of materials and human resources.

The present invention is to solve these inconveniences and problems, and it is an electronic transmission such as a transaction specification table and a tax invoice which a seller who provides goods, services, etc. in general commerce should issue to the buyer who received the goods, services, etc. Issuing and issuing by means of means, and the details are stored on the Internet server, and then sent to the computer system of the tax office on a certain date, such as the tax filing period, the tax office will issue the relevant tax bill to each operator through e-mail It aims to provide convenience and economic benefits to both business owners (buyers, buyers) and tax offices.

1 is a tax invoice issuance and delivery system configuration through the Internet according to the present invention

2 is a block diagram of an Internet server according to the present invention

**** Description of the symbols for the main parts of the drawings ***

16: interface for internet access 16 ': communication line for internet access

17: interface for connecting to a database server

17 ': Communication line for connecting to database server

3 is a configuration diagram of a database server according to the present invention

30: interface for connecting to the Internet server

4 is a flow chart of transaction details, tax invoice issuance, issuance procedures

5 is a flow chart of certificate issuance process according to the present invention.

6 is a flow chart of the estimated tax payment calculation process according to the present invention.

7 is a detailed flow chart of the estimated tax payment calculation process according to the present invention.

8 is a flowchart of the tax return submission process according to the present invention.

9 is a flow chart of issuance of tax payment notice according to the present invention

The present invention is a system for automatically issuing and receiving a transaction statement and tax invoice through the Internet to achieve the above object, the sales history that receives the seller information and sales history from the seller connected to the server via the Internet An input step, a statement preparation step of automatically creating a transaction specification table and a tax invoice based on the sales history input in the sales history input step, a transaction statement and a tax statement created in the statement preparation step are remotely located through an electronic transmission means. Invoice transmission step for transmitting to the seller and the buyer, transaction history table transmitted in the statement transmission step, sales history storage step of storing the sales history information including tax invoice information on the server, characterized in that the tax using the Internet Provide a method of issuing a bill and issuing it.

Here, the sales history input step may include a seller information input step of receiving an ID and a password from a seller who accesses the server, an identity verification step of comparing the input ID and password with detailed information of the seller stored in the server, On the basis of the result identified in the identification step, the detailed information of the seller is displayed on the terminal of the seller, and the purchaser information is displayed along with the transaction date, the sales item and quantity, and the unit price from the seller to the seller. Characterized in that it was made of the generation revenue input step of receiving the,

In the bill preparation step, the tax history calculation step of calculating the tax history for the sales history input in the sales history input step based on the tax rate information previously stored in the server, the transaction history including the calculated tax history and the tax invoice sales The bill display step of displaying by the terminal of the child, characterized in that consisting of a check step to confirm the displayed transaction statement and tax invoice.

On the other hand, the bill transfer step is characterized in that it comprises a certificate server elapsed step of transmitting through the electronic server means to buy, the third party through the authentication server.

Still another object of the present invention is a system for automatically issuing and receiving a transaction statement and a tax invoice through the Internet, the seller information input step of receiving the seller information from the seller connecting to the server via the Internet, the seller Expected payment tax amount for calculating the expected tax payment amount based on the seller information input in the information input step, the seller details stored in the server and the transaction details of the seller, the payment calculated in the expected payment tax amount calculation step It provides a method of issuing and issuing a tax invoice using the Internet, characterized in that it is made of a predetermined amount of the tax due for outputting the estimated tax amount to a monitor or printer of a seller connected through the Internet.

In the system for automatically issuing and receiving a transaction list and tax invoice through the Internet, the seller information input step of receiving the seller information from the seller connecting to the server via the Internet, the seller information input step Expected payment tax amount calculating the estimated payment tax amount based on the seller information, the seller details stored in the server, and the transaction details of the seller, the estimated payment amount calculated in the payment expected tax amount calculation step and the server The tax report preparation step of creating a tax return on the basis of the stored seller's transaction history and the seller's information, and the tax report transmission step of transmitting the tax return prepared in the tax report preparation step to the Internet server of the tax office Provide a method of issuing and issuing a tax invoice using the Internet,

In the system for automatically issuing and receiving a transaction list and tax invoice through the Internet, the seller information input step of receiving the seller information from the seller connecting to the server via the Internet, the seller information input step Expected payment tax amount calculating the estimated payment tax amount based on the seller information, the seller details stored in the server, and the transaction details of the seller, the estimated payment amount calculated in the payment expected tax amount calculation step and the server Tax report preparation step of creating a tax return on the basis of the stored seller's transaction history and seller information, the tax report transmission step of transmitting the tax report prepared in the tax report preparation step to the Internet server of the tax office, the tax office Based on the tax return received by the Internet server in the tax return A tax payment bill preparation step of creating a tax payment bill, and a tax payment bill transmission step of transmitting a tax payment bill to the seller by the Internet server of the tax office in the tax payment bill preparation step It is to provide the method of issuing and issuing the tax invoice used.

In the above cases, the seller information input step includes a seller identity input step of receiving an ID and a password from a seller who accesses the server, and compares the entered ID and password with the seller details stored in the server. The identification step of confirming, characterized in that consisting of the seller information display step of displaying the detailed information of the seller on the terminal of the seller based on the result confirmed in the identification step,

The seller information input step may include a seller ID input step of receiving an ID and a password from a seller who accesses the server, an identification step of checking the input ID and password with detailed information of the seller stored in the server; On the basis of the result confirmed in the identification step, the seller information display step of displaying the seller's information on the seller's terminal, inputting additional information for receiving the taxation period and other additional information for calculating the final tax due from the seller; Characterized in consisting of steps. Wherein the additional information is characterized in that the sales and purchase history issued in the offline state not through the Internet.

In addition, the preliminary payment amount calculating step is a sales history calculation step of calculating the sales history of the seller stored in the server, a purchase history calculation step of calculating the purchase history of the seller stored in the server, the sales history calculation step and It is characterized in that the payment is due to calculate the amount of tax due to calculate the estimated amount of payment based on the results calculated in the purchase history calculation step and the tax rate information stored in the server,

The preliminary payment amount calculating step is a sales history calculation step of calculating the sales history of the seller stored in the server, a purchase history calculation step of calculating the purchase history of the seller stored in the server, and inputting at the seller information input step. Based on the results calculated in the additional calculation step of calculating the sales and purchase history based on the additional information, the sales history calculation step, the purchase history calculation step and the additional history calculation step and the tax rate information stored in the server In addition, it is characterized in that it is made of the calculated amount of tax due to calculate the tax amount,

The tax return preparation step includes a tax return output step of outputting the prepared tax return to a seller monitor or a printer connected through the Internet, and the tax return transmission step or the tax payment notice transmission step according to claim 7. On the other hand, characterized in that it comprises an authentication server elapsed step of transmitting through a third-party authentication server,

The tax report transmission step may include a tax report storing means for storing the transmitted tax report on the server.

Another object of the present invention is a system for automatically issuing and receiving transaction statements and tax invoices through the Internet, the seller information and sales history input means for allowing the seller to enter the seller information and sales history via the Internet A bill preparation means for preparing a transaction specification table and a tax invoice based on the seller information and the sales history input through the seller information and the sales history input means, and the seller information input from the seller information and the sales history input means; And sales information storage means for storing the transaction details and the tax invoice information created in the sales history and the statement preparation means in an internet server, and a statement output means for outputting the transaction details and tax invoices generated in the bill preparation process, and the bill preparation process. Statement and tax invoice to the seller and buyer Invoice issued and the Internet, characterized in that binary done by transmitting means for transmitting the bill, as well as provide a delivery system

In the system for automatically issuing and receiving transaction statements and tax invoices through the Internet, the seller information and sales history input means for allowing the seller to input the seller information and the sales history through the Internet, the seller information and Sales information storage means for storing the seller information and sales history input through the sales history input means, tax rate information storage means for storing tax rate information, sales information stored in the sales information storage means and the tax rate information storage means A payment due tax calculation means for calculating the expected tax payment amount of the seller based on the stored tax rate information, and a payment due tax output means for outputting the expected payment tax amount calculated by the payment expected tax amount calculation means It provides a tax invoice issuance and delivery system using the Internet.

In addition, in a system for automatically issuing and receiving a transaction list and tax invoice through the Internet, the seller information and sales history input means for allowing the seller to input the seller information and sales history through the Internet, the seller On the basis of the sales information storage means for storing the seller information and the sales history input through the information and sales history input means, the sales information stored in the sales information storage means and the purchaser's purchase information issued by the third seller It provides a tax invoice issuance and issuance system using the Internet, characterized in that it consists of a tax return preparation means for preparing a tax return, and a tax return output means for outputting a tax return prepared by the tax return creation means.

In the system for automatically issuing and receiving transaction statements and tax invoices through the Internet, the seller information and sales history input means for allowing the seller to input the seller information and the sales history through the Internet, the seller information and Tax return based on the sales information storage means for storing the sales information and the sales information input through the sales history input means, the sales information stored in the sales information storage means and the purchaser's purchase information issued by a third party As a tax report creation means for creating a tax return, a tax report output means for outputting a tax report prepared by the tax report creation means, and a tax report transmission means for transmitting the tax report prepared by the tax report preparation means to the Internet server of the tax office Issuing and issuing a tax invoice using the Internet, characterized in that made Provide a system,

In the system for automatically issuing and receiving transaction statements and tax invoices through the Internet, the seller information and sales history input means for allowing the seller to input the seller information and the sales history through the Internet, the seller information and Tax return based on the sales information storage means for storing the sales information and the sales information input through the sales history input means, the sales information stored in the sales information storage means and the purchaser's purchase information issued by a third party Tax report preparation means for creating a, tax report output means for outputting the tax report prepared by the tax report preparation means, tax report transmission means for transmitting the tax report prepared by the tax report preparation means to the Internet server of the tax office; Tax payment based on the tax return received from the tax return transmission means Provides a tax invoice issuance system and a system for issuing a tax invoice, which comprises a means for preparing a tax notice and a bill transfer means for transmitting the tax payment invoice to the seller. do.

In the above systems, the seller information and the sales history input means are personal computers connected to the Internet, and the bill preparation means, the estimated tax calculation means or the tax return creation means are the Internet server. It may be characterized by a personal computer.

The sales information storage means or the tax rate information storage means is a database server connected to an Internet server, wherein the database server is a computer to which a hard disk, an optical disk or a tape recording device is attached. do.

On the other hand, the statement output means, the expected tax output means or the tax report output means is a monitor, a printer or a recording storage device, the tax report transmission means or bill transfer means can be used by e-mail means or file transmission and reception means, etc. It is characterized in that the Internet communication means.

DETAILED DESCRIPTION OF THE EMBODIMENTS Hereinafter, embodiments of the present disclosure will be described with reference to the accompanying drawings. The description of well-known and tolerant descriptions will be omitted.

First, Figure 1 shows the overall configuration of the tax invoice issuance, grant system using the Internet according to the present invention, Figure 2 and Figure 3 is a detailed configuration of the Internet server and database server belonging to the core configuration of the present invention in Figure 1 Referring to the case of issuing a tax invoice for each component of the drawing, for example, the seller is the Internet server (1) through the Internet using the seller terminal 5 and the Internet access device (5 '). In this case, the Internet server requests the identification of the seller, and when the seller enters the identification information (ID and password) for identification, the Internet server 1 is stored in the database server 3. If there is no abnormality in comparison with the seller information that is present, the seller is logged in to the server (1). When the seller logs in, the server 1 displays the seller's information on the screen of the sales terminal 5. In this case, if the information of the seller is changed or there is a need for correction, a means for correcting the seller information is also presented. Meanwhile, the server 1 displays a sales history input screen on the screen of the seller terminal 5 so that the sales history can be input together with the seller information. The sales history input screen is required for the preparation of the tax invoice and the statement of transaction. The items are the purchaser's information such as transaction date, sales item, quantity, unit price, purchaser's business number, etc. When each item is input, the amount, total amount and tax for each item are automatically calculated and displayed on the screen of the seller terminal 5. Is displayed. After entering each item, the transaction statement and tax invoice is displayed on the screen of the seller terminal (5), and the transaction statement and tax invoice prepared after the confirmation process of the seller is completed. The e-mail account (not shown) is transmitted, and the transmitted result is stored in the database server 3. In the drawing, the third party certificate server 4 is for authentication of transaction details. When the transaction specification and tax invoice are transmitted, the third party certificate server 4 transmits the transaction details between the parties. This not only prevents disputes between the parties, but also gives notarization to the issued statement of transaction and tax invoice.

On the other hand, the tax office server (2) is a necessary configuration in the case of transmitting the tax return via the Internet during the tax return period, the processing procedure in such a case will be seen in Figures 8 and 9, regarding this It is mentioned later. The role of the above components will vary somewhat depending on the various purposes of the present application, which will also be described in detail in the description of the processing procedure of each flowchart will be described later.

Fig. 2 shows an outline of the Internet server configuration, in which the O / S 11 is loaded into hardware such as the CPU 10, the ROM 12, the RAM 13, and the interfaces 16 and 17, and the amount of the tax due for payment is calculated. The program 14, the tax invoice and transaction statement preparation program 15, and other necessary applications will be activated.

3 is a schematic diagram of a database server, which is not shown in the drawing, but the seller information DB 31, the sales information DB 32, and the sales information DB 32 are stored in hardware such as a CPU, a ROM, a RAM, and a storage device. In addition, a variety of databases such as tax calculation DB 34, tax invoice and transaction statement DB 35, tax return DB 36 for each seller, and tax rate information DB 37 are loaded and operated. However, the various DBs are divided to explain the present invention, and may be integrated or subdivided in more detail as necessary in actual operation.

In addition, the database server and the Internet server may be integrated in hardware, and the database server may be subdivided as necessary.

The embodiment of the issuer's tax invoice issuance process described above may be more clearly understood by using the flowchart shown in FIG. 4, when the seller connects to the Internet server 1 (110). Is required to enter the ID and Password (120), the seller through the confirmation process 130 to compare the ID and Password stored in the seller information DB (31) in the database server (3) Information is displayed on the screen of the seller terminal (5) (140) Buyer information, such as the transaction date, sales item, quantity, unit price and the purchaser's business registration number on the sales history input screen displayed with the display of the seller information After receiving the input (150) to calculate the total amount and tax (160), the tax calculation using the information contained in the tax rate information DB 37 in the database server (3) It is performed in the table writing program 15. When the tax calculation is completed, the transaction statement and the tax invoice preparation result is displayed on the screen of the seller terminal 5 (170), and then through the confirmation procedure 180 of the seller, the tax invoice and the sales statement to the buyer and buyer After the transmission is completed (190), after the transfer is completed, the bill and the specification table is stored in the bill / statement DB 35 in the database server (3), the tax calculation details in the tax calculation DB (34), revenue The details are performed (200) and ends the storage steps respectively stored in the revenue revenue DB (33).

Here, the seller information DB (31), bill / statement DB (35), tax calculation DB (34), revenue history DB (33), etc. in the database server can be integrated or further subdivided as necessary. There is, it is divided here for convenience.

On the other hand, the flowchart for the case of passing through the third-party authentication server described above is shown in FIG. 5, when passing through the authentication server in the tax invoice and transaction statement transmission step 190, firstly, the third-party authentication server 4 The third party authentication server (4), which received the authentication request, issues a certificate when it is determined that the authentication request is justified (1920), and attaches it to the transaction statement and the tax invoice when the certificate is issued. 1930, it is sent to the seller and the buyer (1950).

On the other hand, the present application also provides a function for checking the purchaser, sales history and tax history to be paid for a certain period of time will be described with reference to Figures 1, 2, 3, 6 and 7.

When the seller connects to the Internet server 1 (310), the Internet server requests an ID and a password (320), and stores the entered ID and password in the seller information DB 31 in the database server 3 Through the confirmation process (330) comparing the ID and password, the seller information is displayed on the screen of the seller terminal (5), and the taxation period and the Internet on the additional information input screen displayed together with the display of the seller information. After receiving the tax calculation details and other additional information issued without using 350 (350), the estimated tax amount is calculated (360). At this time, the estimated tax amount is calculated in the tax rate information DB (37) in the database server (3). ), The tax calculation history DB 34, the revenue history DB 33 and the additional information DB 38 is performed in the tax payment calculation program 14, the order of which is shown in FIG. Revenue in the database server (3) Using the information stored in the station DB 33, the tax calculation history DB 34, and the additional information DB 38, the sales breakdown calculation 3610, the purchase breakdown calculation 3620, and the additional breakdown calculation 3630 are performed. After that, the amount of tax to be paid is calculated based on the tax rate information DB 37 (3640). In this case, the additional information may be input and stored in the additional information input step 350, but may be previously input and stored. In some cases, additional information may not be input. After the estimated payment tax calculation (360) is finished, after displaying the expected payment amount on the screen of the seller terminal (5) (370), and confirms whether to output to the printer through the payment expected tax amount checking step (380) ( 390) it ends through the step 400 of outputting to the printer.

Here, the revenue history DB 33, tax calculation history DB 34, and additional information DB 38, etc. in the database server 3 may be integrated or further subdivided as necessary. It is divided.

In addition, the present application also provides a function that allows the taxpayer to file a tax return to the tax office through the Internet, which will be described using FIG. 1, FIG. 2, FIG. 3, FIG. 6, and FIG. 8.

When the seller connects to the Internet server 1 (510), the Internet server requests ID and password input (520), and stores the entered ID and password in the seller information DB 31 in the database server 3 After checking the ID and password (530), the seller information is displayed on the screen of the seller terminal (5), and the taxation period and the Internet are displayed on the additional information input screen displayed together with the display of the seller information. After receiving the issued tax calculation details and other additional information without using (550), the estimated amount of tax to be paid is finally calculated (560). At this time, the amount of the estimated amount of tax to be paid is calculated in the tax rate information database in the database server (3). (37), using the information contained in the tax calculation DB 34, revenue history DB 33 and the additional information DB 38 is performed in the tax payment calculation program 14, the order is shown in FIG. On the database server (3) The sales history calculation (3610), purchase history calculation (3620), additional history calculation (3630) by using the information stored in the revenue history DB (33), tax calculation history DB (34) and additional information DB (38) 3), the estimated amount of tax to be paid is calculated according to the tax rate information DB 37 based on this. In this case, the additional information may be input and stored in the additional information input step 550, but may be previously input and stored. In some cases, additional information may not be input. After the final calculation of the estimated tax due 560 is completed, the scheduled tax amount is displayed on the screen of the seller terminal 5 (570), and the tax is passed through the step 580 of checking whether the expected tax amount is to be recalculated (580). It is confirmed whether or not to prepare a report (590) and a tax return (600), when preparing a tax return, according to the tax law at the time of preparation, revenue history DB (33), tax calculation details DB (34), additional information It is prepared based on the data stored in the DB 38 and the tax rate information DB 37, and after the completion is completed, it displays whether the completed tax return is displayed on the screen of the seller terminal 5 (610) and transmits the tax return. In operation 620, the tax return is transmitted (630). After the tax return is transmitted, the contents of the transmitted tax return are stored in the tax return DB 36 for each seller (640).

On the other hand, although not shown in the drawings, before or after the tax return may be output to the printer or the tax return details sent or sent to the printer may be output later. In addition, the tax return may be sent via the authentication server as shown in FIG.

Here, the sales revenue DB 33, the tax calculation DB 34, and the additional information DB 38 in the database server 3 may be integrated or further subdivided as necessary. It is divided.

The present invention also provides a function that allows the seller to receive the tax payment invoice from the tax office after filing a tax return to the tax office through the Internet, using FIG. 1, FIG. 2, FIG. 3, FIG. 6 and FIG. I will explain.

When the seller connects to the Internet server 1 (710), the Internet server requests the input of an ID and a password (720), and stores the entered ID and password in the seller information DB 31 in the database server 3. After the verification process of comparing the ID and password (730), the seller information is displayed on the screen of the seller terminal (5) (740) taxation period, Internet on the additional information input screen displayed with the display of the seller information After receiving the issued tax calculation details and other additional information without using (750), the estimated amount of tax to be paid is finally calculated (760). At this time, the estimated amount of tax to be paid is calculated in the tax rate information database in the database server (3). (37), using the information contained in the tax calculation DB 34, revenue history DB 33 and the additional information DB 38 is performed in the tax payment calculation program 14, the order is shown in FIG. On the database server (3) The sales history calculation (3610), purchase history calculation (3620), additional history calculation (3630) by using the information stored in the revenue history DB (33), tax calculation history DB (34) and additional information DB (38) 3), the estimated amount of tax to be paid is calculated according to the tax rate information DB 37 based on this. In this case, the additional information may be input and stored in the additional information input step 750, but may be previously input and stored. In some cases, additional information may not be input. After the final calculation of the expected amount of tax payment (760) is finished, after displaying the expected amount of tax on the screen of the seller terminal (5) (770), it is determined whether or not to recalculate the expected amount of tax due (780) After confirming whether or not to prepare a report (790) and prepare a tax return (800), when preparing a tax return, the sales and income DB (33), the tax calculation details DB (34), and additional information according to the tax law at the time of preparation. It is prepared based on the data stored in the DB 38 and the tax rate information DB 37.After the completion of the preparation, the generated tax report is displayed on the screen of the seller terminal 5 (810), and then whether to transmit the tax report. In operation 820, the tax return is transmitted (830). After the tax return is sent, the contents of the tax return are stored in the tax return database (36) by the seller (840), and the Internet server (2) of the tax office receiving the tax return is based on the tax return. Compose (850), and send the tax payment statement to the seller to pay (860).

On the other hand, although not shown in the drawings, before or after the tax return may be output to the printer or the tax return details sent or sent to the printer may be output later. In addition, the transmission of the tax return 840 and the transmission of the tax payment notice 860 may be transmitted in the case of the authentication server as in the transmission of the tax invoice and the transaction specification table. The processing method in the case of transmitting via an authentication server is shown in FIG.

Here, the revenue history DB 33, tax calculation history DB 34, and additional information DB 38, etc. in the database server 3 may be integrated or further subdivided as necessary. It is divided.

As mentioned above, the present application provides the following convenience and economics.

1. Issuance of transaction statements and tax invoices that should be given and received during the day-to-day business transactions between businesses, and simply by e-mail or on the Internet, which was possible only by direct or postal delivery at the time of issuance This will save time and postal costs, and prevent economic penalties from filing a tax return.

2. The calculation of the tax amount and the preparation of the tax return are automatically processed based on the sales tax invoice and the received tax invoice. Therefore, small-scale small business owners are required to add VAT, transfer tax, income tax, etc. Various tax returns can be handled simply to provide economic benefits.

3. Since the tax office receives all the report details in a file arranged in a prescribed manner, it is possible to eliminate the inconvenience that the employees of the tax office have to manually enter the received report and reduce the labor cost of the tax office.

Claims (27)

In the method of issuing and issuing a tax invoice using the Internet, which automatically issues and receives transaction statements and tax invoices through the Internet, A step 110 in which the seller connects to the Internet server 1; The internet server requires an ID and a password input step 120; Checking the input ID and password by comparing with the ID and password stored in the seller information DB 31 in the database server 3 (130); Displaying (140) an input screen for inputting the confirmed seller information and the sales information on the screen of the seller terminal (5); On the sales history input screen displayed with the display of the seller information, the seller inputs the buyer information such as the transaction date, sales item, quantity, unit price, and the buyer's business registration number, and transmits it to the server (1). Receiving an input from the server 1 (150); The server receiving the input step calculates the total amount and the tax by the tax calculation method of the tax invoice and the specification statement preparation program 15 using the information contained in the tax rate information DB 37 in the database server 3 (160). ; When the tax calculation is completed, displaying the transaction specification and the tax calculation result on the screen of the seller terminal 5 (170); Confirming, by the seller, the displayed calculation result (180); Transmitting information that the seller has confirmed to the server 1, the server 1 transmitting the tax invoice and the sales statement to the seller and the buyer; And After the transfer is completed, the transferred bills and the specification table are stored in the bill / specification table DB 35 in the database server 3, the tax calculation details in the tax calculation details DB 34, and the revenue revenue details DB ( 33) a storage step for storing each; 200; issuing and issuing a tax invoice using the Internet, characterized in that for performing. delete delete The method of claim 1, wherein the transmitting of the tax invoice and the sales statement (190) includes a certification server passing through the third party's authentication server. delete In the method of issuing and issuing a tax invoice using the Internet, which automatically issues and receives the transaction statement and tax invoice through the Internet, prepares a tax return and submits it to the tax office, A step of the seller connecting to the Internet server 1 (510); The server 1 requires step 520 of inputting an ID and a password; Comparing the input ID and password with the ID and password stored in the seller information DB 31 in the database server 3 and checking 530; Displaying an input window for inputting the confirmed seller information and tax period, tax calculation history issued without using the Internet, and other additional information on the screen of the seller terminal 5 (540); The seller enters the taxation period, tax calculation history issued without using the Internet, and other additional information on the additional information input screen displayed with the display of the seller information, and receives the input from the server 1 (550). ; Tax payment calculation program using the inputted information and the information contained in the tax rate information DB 37, the tax calculation DB 34, the revenue history DB 33, and the additional information DB 38 in the database server 3 ( 14) calculating the amount of tax due for payment (560); Displaying the estimated tax amount of the payment due on the screen of the seller terminal 5 (570); Confirming whether to recalculate the due tax amount (580); Confirming whether to prepare a tax return (590); When the tax report is confirmed, the preparation of the tax return is based on the data stored in the revenue history DB 33, the tax calculation history DB 34, the additional information DB 38 and the tax rate information DB 37 (600). ; Displaying the generated tax return on the screen of the seller terminal 5 after completion of the preparation of the tax return (610); Confirming whether to send the tax return to the seller (620); Transmitting the tax return to the tax office when the tax return is confirmed (630); And After the tax return is sent, storing the transmitted tax return contents in the tax return DB 36 for each seller (640); automatically granting and receiving a transaction statement and a tax invoice and creating a tax return on the tax office. Method of issuing and issuing a tax invoice using the internet, which is to be submitted. delete delete delete delete delete delete delete delete delete A seller terminal 5 for inputting data including tax calculation and tax return preparation such as sales amount, type, and purchaser information; An Internet server (1) for receiving tax processing related data from the seller terminal through a communication means and calculating the arithmetic processing to send a tax invoice to the purchaser terminal through the communication means; And A purchaser terminal (6) connected to an internet server and receiving a tax invoice from a payer from the internet server; and a system for issuing and issuing a tax invoice using the internet that automatically issues and receives a transaction statement and a tax invoice through the internet. In The seller terminal is: Seller information and sales history input means for allowing the seller to input the seller information and sales history through the Internet; And And display means for receiving the tax calculation result from the Internet server and displaying the input content. The internet server is: A seller information database 31 for storing seller information; A acquirer database 32 for storing purchaser information; A sales history database 33 for storing sales history; A tax calculation tax rate information database 34 for storing tax calculation details; A tax invoice and transaction detail table rate information database 35 for storing a tax invoice and a transaction detail table; A tax database for each seller that stores tax returns for each seller; A tax rate information database 37 for storing tax rate information; And Tax invoice issuing and issuing system using the Internet, characterized in that consisting of; tax invoice preparation means for calculating the data input from the seller terminal and the data of the database. A seller terminal 5 for inputting data including tax calculation and tax return preparation such as sales amount, type, and purchaser information; A server (1) for receiving the tax processing related data from the payer terminal through the communication means, calculating and processing the tax data, and sending the tax invoice and the tax report to the purchaser terminal through the communication means; A purchaser terminal 6 connected with the Internet server 1 for receiving a tax invoice from the seller from the Internet server; And In the tax invoice issuing and issuing system using the Internet to automatically issue and receive a transaction statement and tax invoice through the Internet consisting of a tax office server (2) connected to the Internet server (1) to receive a tax return; The seller terminal is: Seller information and sales history input means for allowing the seller to input the seller information and sales history through the Internet; And And display means for receiving the tax calculation result from the Internet server and displaying the input content. The internet server is: A seller information database 31 for storing seller information; A acquirer database 32 for storing purchaser information; A sales history database 33 for storing sales history; A tax calculation tax rate information database 34 for storing tax calculation details; A tax invoice and transaction detail table rate information database 35 for storing a tax invoice and a transaction detail table; A tax return database 36 for each seller, which stores tax return information for each seller; A tax rate information database 37 for storing tax rate information; And Tax invoice issuing and issuing system using the Internet, characterized in that consisting of; tax invoice preparation means for calculating the data input from the seller terminal and the data of the database. delete delete delete delete delete delete delete delete delete delete