On the website of Tianjin Taxation Bureau in State Taxation Administration of The People's Republic of China, People's Republic of China (PRC), log in to official website, Tianjin Taxation Bureau in State Taxation Administration of The People's Republic of China, People's Republic of China (PRC), and click "Public Participation". 1. You should report to the reporting center of the local tax authorities. Because the jurisdiction of national tax and local tax is inconsistent, you should pay attention to find out which tax authority is under the jurisdiction of the taxes involved in the report. The reporting scope of the reporting center includes: tax evasion, tax evasion, tax fraud, false issuance, forgery, illegal provision, illegal acquisition of invoices, and other tax violations. The report can be made by letter, oral, telephone or other forms that the informant thinks convenient. 3. Both real-name reporting and anonymous reporting are acceptable, but there are rewards for real-name reporting. Informants who do not want to provide their names, identities or publicly report their behavior should be respected and kept confidential. Informants are encouraged to provide their names, units, addresses and factual evidence of tax violations as much as possible. The evidence required for tax declaration should be as detailed as possible, including account books, vouchers, contracts, agreements, invoices, receipts, etc. , and you can use a copy of the original.

Legal objectivity:

Article 201 of the Criminal Law A taxpayer who commits the crime of tax evasion, makes false tax returns or fails to make tax returns by deception or concealment, and evades a large amount of tax payable, accounting for more than 10% of the tax payable, shall be sentenced to fixed-term imprisonment of not more than three years or criminal detention, and shall also be fined; If the amount is huge, accounting for more than 30% of the tax payable, he shall be sentenced to fixed-term imprisonment of not less than three years but not more than seven years and shall also be fined. If the withholding agent fails to pay or underpays the tax withheld or collected by the means listed in the preceding paragraph, and the amount is relatively large, it shall be punished in accordance with the provisions of the preceding paragraph. If the acts mentioned in the preceding two paragraphs are carried out many times without being dealt with, they shall be calculated according to the accumulated amount. Whoever commits the act mentioned in the first paragraph, after the tax authorities have issued a notice of recovery in accordance with the law, pays back the tax payable and the overdue fine, and is subject to administrative punishment, shall not be investigated for criminal responsibility; Except for those who have received criminal punishment for tax evasion within five years or have been given administrative punishment by tax authorities for more than two times.