If your son-in-law doesn't pay back the money, the bank has the right to sue your son-in-law and his wife! It is suggested to pay it off as soon as possible, because if it is overdue for more than three months or the bank still fails to repay it twice, it is suspected of credit card fraud and malicious overdraft, and the bank will sue your son-in-law and apply to the court for compulsory execution. If you refuse to pay back the money after the prosecution, the court will sentence you according to law!

Article 196 of the Criminal Law stipulates that in any of the following circumstances, if a large amount of credit card fraud is committed, it shall be sentenced to fixed-term imprisonment of not more than five years or criminal detention, and a fine of not less than 20,000 yuan but not more than 200,000 yuan shall be imposed; If the amount is huge or there are other serious circumstances, he shall be sentenced to fixed-term imprisonment of not less than five years but not more than ten years, and shall also be fined not less than 50,000 yuan but not more than 500,000 yuan; If the amount is especially huge or there are other especially serious circumstances, he shall be sentenced to fixed-term imprisonment of not less than 10 years or life imprisonment, and shall also be fined not less than 50,000 yuan but not more than 500,000 yuan or confiscated property:

(a) using a forged credit card, or using a credit card fraudulently obtained with a false identity certificate;

(2) Using an invalid credit card;

(3) Fraudulent use of another person's credit card;

(4) malicious overdraft.

Malicious overdraft refers to the behavior that the cardholder overdraws beyond the prescribed limit or time limit for the purpose of illegal possession, and refuses to return it after being urged by the issuing bank. You belong to the fourth situation.