1, the tax area code for the installation of fiscal invoice invoicing software is the first six digits of the tax number, and the credit code certificate of the institution is unified, and the six digits are counted after 9 1 is removed.
2. Call the local taxation bureau for enquiry, or call the national unified telephone number 12366 for consultation;
3. The tax area code is six digits, of which the first and second digits are provincial codes, the third and fourth digits are municipal codes, and the fifth and sixth digits are district and county codes.
Extended data:
Coding rules of tax registration number
The coding rules of tax registration number are as follows: taxpayer identification number refers to tax registration number (branch organization code and ID card registration);
1. The tax registration certificate number consists of 6 administrative division codes and 9 organization codes.
The organization code is the only combination of nine digits and capital Latin letters on the organization code certificate issued by the Bureau of Quality and Technical Supervision.
2. The reasons for individual operators to apply for tax registration certificates are: the old ID card 15 digits plus five zeros or the new ID card 18 digits plus two zeros;
If multiple households use the same ID card for tax registration, the last two digits of the second household's tax registration certificate will be changed to "0 1" and the third household will be changed to "02".
Baidu encyclopedia-tax registration certificate number