What's the invoice number

The invoice number is the code given to the invoice by the tax department. The invoice number is generally 8 digits, printed on the upper right of the invoice. When querying the authenticity of invoices online, you should generally enter the information code or invoice code before the invoice number. If the invoice number is printed by inkjet, it should be printed according to the specifications printed in the numbering machine. Classification code printing specifications should be consistent with the invoice number.

Ordinary invoice code consists of national tax code, administrative region code, year code, industry code and invoice type code, with a total of 12 digits. From left to right, the number 1 is the national tax code, the number 2 to 5 is the administrative region code, the number 6 and 7 are the year codes, the number 8 is the industry code, and the number 9 to 12 is the invoice type code.

Invoice refers to the text issued by the seller to the buyer in economic activities, including the name, quality and agreed price of the products or services provided to the buyer. In addition to the advance payment, the invoice must include the money paid by the buyer to the seller according to the agreed conditions, and must include the date and quantity, which is an important proof of accounting.

The charging vouchers of government departments have different names in different periods and different charging items, but most of them are collectively referred to as administrative fee receipts. For internal audit and verification, each invoice must have a unique journal number to prevent duplicate or skip invoices.