A married person can claim adultery as a grounds for divorce if it is legal grounds for divorce in their jurisdiction.
You need to check the laws in your particular jurisdiction. Not all states allow adultery as a grounds for divorce.
You can file a complaint for divorce.
As adultery, by itself, isn't grounds for deportation, most likely no-where.
If the separation is legally binding, then no you can not file adultery. If there is no legal separation, you can claim that you were working on your marriage then with a lawyer, you can file adultery.
Yes, she can.
No punishment. Just file for divorce and move on please.
Yes you can file a say case of being unfaithful.
Adultery & Concubinage [Art. 333-334]
In this case you have two options. You can try to work on the marriage, or you can file for a divorce on the grounds of adultery.
There is no such thing as "file for adultery" or for auditory, for that matter. She can file for divorce if she wants to. If she does, she may also be able to file for alienation of affection if she is in one of the few states that still allow it.
Statute of limitations are typically applied to crimes, debts and the ability to bring a law suit. Adultery is not a crime, in Texas, though it is considered morally reprehensible. There is no statute of limitations.
He can be hit with Paternity and Child Support. Very few states (I cannot think of any) view "adultery" as a criminal offense. "Adultery" as grounds for divorce is not relevant any longer, as most states have a "no fault" divorce statute, which means either party can divorce the other at will without a court hearing.
Adultery in Georgia is classified as a misdemeanor, so the statute of limitations is two years.