Hotel pre-authorization is an advance payment. The merchant estimates the cardholder's consumption amount, and then freezes the corresponding amount in the card. After the consumption is completed, the merchant will make a formal settlement, which is equivalent to a deposit. A common usage scenario is a hotel. The hotel estimates the amount of consumption based on the cardholder's check-in time, and then the cardholder pre-authorizes and pays a certain amount. At this time, the money is not actually transferred to the merchant, but is just frozen in the card. After check-out, the merchant will deduct the actual consumption amount, and the remaining frozen funds will be unfrozen.

Pre-authorization business refers to the special merchant obtaining the cardholder’s payment commitment from the card issuer within thirty days, not exceeding a certain percentage of the pre-authorized amount, and issuing the card to the card issuer after the cardholder obtains the goods or receives the service. The institution conducts acceptance business. Generally speaking, it is a business that first freezes part of the funds in the bank card as a deposit, and then settles according to the actual consumption amount. Specifically, when a cardholder makes a purchase at a merchant, the merchant's cashier applies to the card issuer for authorization based on the cardholder's needs and the pre-estimated consumption amount. The card issuer will respond based on the customer's account situation and will temporarily freeze the approved application. The credit limit credit card or deposit amount debit card in the cardholder's bank card is used as a deposit. Generally speaking, the frozen amount cannot exceed 115% of the pre-authorized transaction amount. After the cardholder's consumption is officially completed, the merchant will request the card issuer to formally liquidate the card based on the actual consumption amount. Pre-authorization business is commonly used in hotels and hotels for credit card consumption, and there are usually two methods: offline and online pre-authorization. This business uses card swiping machines to accept transactions and is automatically verified and authorized by the card issuance system, so it is convenient, safe and efficient.

Legal basis: Article 87 of the "Measures for the Supervision and Administration of Credit Card Business of Commercial Banks"

The acquiring bank shall ensure that the credit card number on all receipts printed on the acquiring business acceptance terminal is Partial blocking is carried out, except for transfer-in card numbers for transfer transactions, reserved card numbers for pre-authorized transactions and card offline transactions.

Acquiring banks and acquiring service agencies should ensure that the business system can only store the most basic account information necessary for transaction clearing, fund settlement, and error handling, and must not store credit card track information in any form. , card verification code, personal identification code and other information.