年底购物季，这些发票知识点快收好

Buyer Section - Consumers only need to provide the buyer's name when requesting a VAT invoice and do not need to provide taxpayer identification number, address, phone number, bank account, or other proof materials [3] - Individual consumers are not allowed to request a VAT special invoice as per the regulations, which state that VAT special invoices can only be issued to taxpayers, not individual consumers [5] - Consumers cannot request changes to the item name and amount on the invoice upon receipt, as all units and individuals must obtain invoices without such modifications [6] - Online shoppers have the right to request invoices, and sellers are obligated to issue invoices without requiring additional proof materials [7] Seller Section - When selling goods with discounts, if the sales amount and discount amount are indicated separately on the same invoice, VAT is levied on the discounted sales amount [8] - VAT electronic invoices cannot be voided after issuance; in cases of sales returns or errors, a red-letter invoice must be issued according to regulations [9] - Sellers do not require consumers to provide taxpayer identification numbers when issuing VAT ordinary invoices, as per the announcement from the State Administration of Taxation [11] - Sellers who fail to issue invoices as required may face penalties, including fines of up to 10,000 yuan and confiscation of illegal gains [11]