Legal analysis: 1. The specific process of online certification of invoices is as follows:

1. First connect the computer to the Internet, check and ensure that the scanner is connected and running normally.

2. Open the relevant online certification program, find the relevant online certification collection module, scan and enter the invoice according to the prompts of the certification system, and place the value-added tax that needs certification in the scanner for scanning and collection.

3. After scanning and collecting each batch, execute the save on the program interface, and upload it to the national tax agency through the information sending button in the online certification program to wait for feedback information. After obtaining the successful information in time, the certification will be passed. ; If it does not match, proofread it carefully and then perform the above steps. It can also be completed by manual recording.

2. One thing you need to pay attention to when scanning the original invoice is: it is very important that the direction of the invoice is correct when scanning. After receiving the certification result, if there is an invoice that has not passed the certification, you can choose to enter the cipher text manually. Or take it to the tax bureau for certification, because the quality of the tax bureau's certification equipment is better.

Legal basis: "Announcement of the State Administration of Taxation on Further Clarifying the Collection and Management Issues Related to the Business-Business Tax Reform to VAT" Article 10 Starting from July 1, 2017, general taxpayers of value-added tax obtained on July 1, 2017 Special VAT invoices and unified motor vehicle sales invoices issued on or after the date of issuance must be authenticated or logged into the VAT invoice selection and confirmation platform for confirmation within 360 days from the date of issuance, and reported to the competent tax authorities within the prescribed tax declaration period. Deduct input tax. General VAT taxpayers who obtain special customs import VAT payment documents issued on or after July 1, 2017 should submit the "Customs Duty Payment Voucher Deduction List" to the competent tax authority within 360 days from the date of issuance to apply for Audit comparison.