The maximum time limit is 30 days, and the relevant regulations of different banks are different.

1. The repayment date for the ICBC Business Card is the 25th of the month following the month of consumption.

2. CCB Business Card: Repayment is required 20 days after the bill date, and the bill date is set by the bank.

3. Bank of China business cards are issued 20 days after the bill date, and the bill date is the 5th or 10th.

4. The Agricultural Bank of China business card requires repayment 25 days after the bill date, and the bill date is set by the bank.