If the taxpayer has gone through the registration of change in the administrative department for industry and commerce, the taxpayer shall truthfully provide the following documents and materials to the original tax registration authority within 30 days from the date of the registration of change in the administrative department for industry and commerce, and apply for the registration of change in tax at the tax service office: 1. Change in Tax Registration Form 2. Change in Industrial and Commercial Registration Form and the original and photocopy of the industrial and commercial business license or relevant supporting documents approved by other departments. 3. Original and photocopy of the organization code certificate (involving the provision of changes). 4. The original and photocopy of the identity certificate of the owner or legal representative (involving the provision of changes). 5. Tax registration certificate and its copy. In addition, there is no specific requirement for who will handle it. How and where to change the organization code certificate, please consult the quality inspection department.