The penalty for a credit card that is overdue for one day depends on the situation:

1. The penalty is 5% of the minimum monthly repayment. The overdue interest on bank credit cards is generally 0.05% per day, and the interest is calculated at an interest rate of 0.5%, and then compound interest is calculated at an interest rate of 0.5% until the cardholder pays off all the money. For the overdue portion, interest will be charged in full and compound interest will be calculated monthly until the cardholder repays it in full;

2. For the overdue portion, interest will be charged in full and compound interest will be calculated monthly until Until all cardholders have paid off. Currently, if a credit card is overdue, the bank will issue agreed interest for 5 months based on the cardholder's failure to repay the minimum repayment amount for more than 3 months.

How to quickly remedy overdue credit cards:

1. If you encounter an overdue credit card, you should immediately call the bank service number to explain that the debt is not malicious and pay the debt in a timely manner;

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2. Under normal circumstances, banks will have a grace period of 3 days. Once a cardholder finds that his credit card is overdue, he must deal with it immediately to avoid leaving a bad record.

Legal basis: Article 70 of the "Regulations on the Supervision and Administration of Credit Card Business of Commercial Banks"

Under special circumstances, it is confirmed that the amount of credit card debt exceeds the cardholder's repayment ability and the credit card holder has If the cardholder is still willing to repay, the card-issuing bank can negotiate with the cardholder on an equal footing to reach a personalized installment repayment agreement. The maximum period of a personalized installment agreement shall not exceed 5 years.

The contents of the personalized installment repayment agreement should at least include:

(1) Arrears balance, structure, currency;

(2) Repayment Period, method, currency, date and repayment amount of each period;

(3) Whether annual fees, interest and other fees will be charged during the repayment period;

(4) Holding The cardholder shall not apply for a credit card commitment from any bank before all amounts related to the personalized installment repayment agreement have been settled;

(5) Rights, obligations and liability for breach of contract of both parties;

(6) Other matters related to repayment.

If both parties reach an agreement and sign an installment repayment agreement, the card-issuing bank and its card-issuing business service agency shall stop collecting payments from the cardholder, unless the cardholder fails to fulfill the installment repayment agreement. If an oral repayment agreement is reached, the card-issuing bank must retain the recording materials. The recording data will be retained at least until the date of settlement of the debt.