She needs to see a family law attorney in her state, and the sooner the better. She could be charged with one or more crimes depending on the details of what happened, but whether she actually will get charged with anything is impossible to predict, especially as we have not much in the way of facts to work with. But if she wants to get the birth certificate changed and have a shot getting custody of the child, she needs to take action to do it, likely by filing a petition in court. The sooner she does that, the better chances she has to regain custody of the child.

