It seems unlikely, unless she did in fact sign something stating that she would guarantee the bill. However, his estate might be on the hook to pay. If he died without a will the laws regarding priority in intestate estates would be important to answer that question. If he died with a will, the plain language of the will likely says something regarding the payment of debts.
The information provided is illustrative in nature and not intended to be legal advice. Only with a full understanding of all the facts can appropriate legal advice be given. You are strongly encouraged to schedule a consultation with an attorney to fully discuss your matter.
Answered on Aug 17th, 2012 at 10:07 AM