Cancel the tax registration certificate by going to the country for local tax. The required materials are: 1. Original copy of business license; 2. Application for cancellation of registration of individual industrial and commercial households (received at the industrial and commercial office); 3. Certificate of cancellation of tax registration certificate issued by the tax department; 4. A copy of the operator's ID card, a power of attorney if the operator cannot be present and a copy of the trustee's ID card.