All the formalities and certificates of tax registration have been lost, so you can report the loss. However, if there is any tax arrears during the period, it is necessary to pay off the tax arrears before cancellation.

According to the provisions of Article 39 of the Measures for the Administration of Tax Registration, taxpayers and withholding agents who lose their tax registration certificates shall report in writing to the competent tax authorities within 15 days from the date of losing their tax registration certificates, truthfully fill out the Report Form for the Loss of Tax Registration Certificates, and declare the loss in newspapers and periodicals recognized by the tax authorities.

According to the provisions of Article 28 of the Measures for the Administration of Tax Registration, if a taxpayer terminates his tax obligation according to law due to dissolution, bankruptcy, cancellation or other reasons, he shall report to the original tax registration authority for cancellation of tax registration with relevant documents and materials, and then go through the cancellation of tax registration with the administrative department for industry and commerce or other organs; If it is not necessary to register with the administrative department for industry and commerce or other organs according to regulations, it shall, within 15 days from the date of approval or termination by the relevant authorities, report to the original tax registration authority for cancellation of tax registration with relevant documents and materials.

A taxpayer whose business license has been revoked by the administrative department for industry and commerce or whose registration has been cancelled by other organs shall apply to the original tax registration authority for cancellation of tax registration within 15 days from the date of revocation or cancellation of registration.

Article 31 stipulates that before going through the cancellation of tax registration, taxpayers shall submit relevant supporting documents and materials to the tax authorities, settle the payable taxes, refund (exempt) taxes, late fees and fines, hand in invoices, tax registration certificates and other tax certificates, and go through the formalities of cancellation of tax registration after being approved by the tax authorities.