Many thansk for your email. Actually one of her uncle is creating discurbance and he has threatened that our relation in not valid and its under prohibited relationship as per Indian penal code and he may take legal action..
No he can't take legal action.
Anyone can live with anyone if it is consensual.
Police will show him out of police station, lawyers will ask him to go out of office.
At the extreme, you can be intimidated or publicly humiliated. If at worst case, you are asked to come to police station, take a local lawyer along with you.