The credit card billing date expires today, which means that the date of summary settlement has arrived. The credit card billing date means that the issuing bank will regularly summarize and settle all the transactions and expenses of the credit card account in the current period every month, calculate the total amount owed and the minimum repayment amount in the current period, and mail the statement. This date is the billing date of the credit card. Credit card repayment date: For credit card non-cash transactions, the interest-free repayment period is from the bank bookkeeping date to the due repayment date. The interest-free repayment period varies according to the regulations of each bank. The shortest is from the billing date to the final repayment date, and the longest is from the day after the billing date to the final repayment date of next month. If the billing date is 1 day and the final repayment date is 20 days, the shortest is 20 days and the longest is 50 days.