The taxpayer identification number is the number on the tax registration certificate, usually referred to as "tax number", and the taxpayer identification number of each enterprise is unique. This digital code, which belongs to everyone and remains unchanged for life, is likely to become our second "ID card".

2. How many digits are there in the taxpayer identification number?

Taxpayer identification numbers are all composed of 15 digits, 18 digits or 20 digits (character type), in which: for taxpayers of enterprises, institutions and other organizations, the 9-digit code compiled by the State Bureau of Technical Supervision (where the "-"sign between the main code and the check bit is omitted and not printed) is preceded by the 6-digit administrative division code * * 65438. The taxpayer code issued by State Taxation Administration of The People's Republic of China, People's Republic of China (PRC) is 15 digits, in which 1-2 digits are provincial codes, 3-6 digits are regional codes, 7-8 digits are economic codes, 9- 10 digits are industry codes, and1-kloc-.

3. What is the coding rule of taxpayer identification number?

The tax registration code of the taxpayer who has received the organization code is: area code+organization code set by the national technical supervision department.

The tax registration code of foreigners and Hong Kong and Macao personnel engaged in production and operation is: area code+corresponding valid certificate number. The tax registration code of individual industrial and commercial households is their resident identity card number. Individual industrial and commercial households and other citizens of China who pay individual income tax shall take the resident ID card 18-digit code compiled by the Ministry of Public Security as their "taxpayer identification number"; For foreigners, their country adds passport number as their "taxpayer identification number". Note: The code of 18 taxpayer identification number stipulates that all letters confused with numbers will not be included in the code (these letters are not used in the code), so attention should be paid when invoicing.