Legal analysis: after the content of the business license in the business change, the change of items and content, will be automatically passed to the tax hall. The business that needs to be handled, called change registration, belongs to the tax department's comprehensive business, you need to go to the hall to call for. Nowadays, it has been all real-name system, to go for the change of business must carry an ID card, with your business know the original and a copy of the original, call the number for processing can be. If in the field, it is not convenient to go back to the local tax department, you can call to complete the change of registration, the local tax bureau's official website below, there must be a consulting telephone, if not, you can call the bus 12366.

Legal basis: "Chinese People's Republic of China *** and the State Administration of Taxation"

Article 1 In order to strengthen the management of tax collection, standardize the tax collection and payment behavior, safeguard national tax revenue, protect the legitimate rights and interests of taxpayers, and promote economic and social development, this Law is formulated.

Article 2 This Law shall apply to the collection and management of all taxes collected by the tax authorities in accordance with the law.

Article 3 The levying and suspension of taxes, as well as tax reductions, exemptions, refunds and compensatory taxes shall be carried out in accordance with the provisions of the law; where the State Council is authorized by law to make such provisions, they shall be carried out in accordance with the provisions of the administrative regulations formulated by the State Council.

No organ, unit or individual shall, in violation of the provisions of laws and administrative regulations, make decisions on the introduction and suspension of taxes, as well as tax reductions, exemptions, refunds and compensatory taxes, or any other decisions that are in conflict with the laws and administrative regulations on taxation.　

Article 4 The units and individuals who are obliged to pay taxes under the laws and administrative regulations shall be taxpayers.

Laws and administrative regulations provide for the obligation to withhold and collect taxes on behalf of units and individuals as withholding agents. Taxpayers, withholding agents must pay taxes, withholding and collection of taxes in accordance with the provisions of laws and administrative regulations.