1. You should report to the reporting center of the local tax authority. The scope of reporting by the reporting center is: tax evasion, evasion of recovery of tax arrears, tax fraud and false invoicing, forgery, illegal provision, illegal acquisition of invoices, and other tax violations. 2. Reports can be made in writing, orally, over the phone, or in other forms that the reporter deems convenient. 3. Real-name reporting and anonymous reporting are allowed, but only real-name reporting will be rewarded. Nowadays, all reports must be entered into the system. No matter whether there are people in the company within the tax department, the tax authorities will inspect the company. When you make a report, you only need to provide the name of the company, not the name of the legal person. of. When reporting, if the reporter can provide certain substantive content, the tax authorities will also accept it, but it would be better if there is evidence. The evidence includes many types, such as off-book sales lists. If the tax authorities finally check that the situation is true, there will be a certain amount of reward for the whistleblower. "Criminal Law" stipulates in Article 201: "A taxpayer who forges, alters, conceals, or destroys account books and accounting vouchers without authorization, or over-lists expenditures or fails to list or under-lists income in the account books shall, upon notification by the tax authorities, Refusing to declare or making false tax returns, not paying or underpaying the tax payable, the amount of tax evasion accounting for more than 10% but not more than 30% of the tax payable, and the amount of tax evasion being more than 10,000 yuan but not more than 10,000 yuan 100,000 yuan, or who is given a second administrative penalty by the tax authorities for tax evasion and then evades taxes, he shall be sentenced to fixed-term imprisonment of not more than three years or criminal detention, and shall also be fined not less than one time but not more than five times the amount of tax evasion; the amount of tax evasion accounts for 100% of the tax payable If the tax evasion amount is more than 30 years and the amount of tax evasion is more than 100,000 yuan, he shall be sentenced to fixed-term imprisonment of not less than three years but not more than seven years, and shall be fined not less than one time but not more than five times the amount of tax evasion. The company's tax evasion not only infringes on the government's tax system, but also on the tax evasion. For social citizens, their own interests will also be indirectly violated during the maintenance of the century. Therefore, their reporting is not only the maintenance of their own interests, but also the maintenance of social interests. However, what needs to be paid attention to is the specific method. Remember Don't make mistakes in your approach.