Official letter No 3031/CT-TTHT dated of June, 02 2020 about invoice policies as follows:
In case the seller makes the invoice for the buyer with incorrected tax code. Both sides must conduct to revoke the incorrect invoice as guided in Clause 2, Article 17 Decree No 51/2010/ND-CP of the Government. After making a record of invoice revocation, the seller shall revoke the incorrectly written invoice and make a new invoice, replace the invoice number with the incorrect tax code already recovered as prescribed.