Legal analysis: After the business license is changed, the changed items and contents will be automatically transmitted to the tax hall. The business that needs to be handled is called change registration, which belongs to the comprehensive business of the tax department and needs to be called in the lobby. Now it's all real-name registration system. To handle business, you must bring your ID card, the original and copy of your business knowledge, and your phone number. If you are in a foreign country and it is not convenient to go back to the local tax authorities, you can call to complete the change registration. There must be a consultation telephone number under official website, the local taxation bureau. If not, you can call the bus 12366.

Legal basis: People's Republic of China (PRC) Tax Collection and Management Law.

Article 1 This Law is formulated with a view to strengthening the administration of tax collection, standardizing tax collection, safeguarding national tax revenue, protecting the legitimate rights and interests of taxpayers and promoting economic and social development.

Article 2 This Law is applicable to the collection and management of various taxes collected by tax authorities according to law.

Article 3 The collection, suspension, reduction, exemption, refund and supplementary payment of taxes shall be carried out in accordance with the law. Where the State Council is authorized by law, it shall be implemented in accordance with the administrative regulations formulated by the State Council.

No organ, unit or individual may, in violation of the provisions of laws and administrative regulations, arbitrarily make decisions on tax collection, suspension, tax reduction, exemption, tax refund, overdue tax and other decisions inconsistent with tax laws and administrative regulations.

Article 4 Units and individuals that are obligated to pay taxes according to laws and administrative regulations are taxpayers.

Units and individuals that have the obligation to withhold and pay taxes according to laws and administrative regulations are withholding agents. Taxpayers and withholding agents must pay taxes, withhold and remit taxes and collect and remit taxes in accordance with the provisions of laws and administrative regulations.