A women and child organisation informed the police about the girl's pregnancy.
A 17-year-old girl was found pregnant after being repeatedly raped allegedly by her father and his friend in the city, the police said, adding that police filed case against both the accused on Friday.
The girl is seven months pregnant, Bharat Bhushan, SHO, Rupnagar civil lines police station, said. She was living with her father in a village in this district.
According to the police, her father and one of his friends, who was living with them, raped her repeatedly.
A women and child organisation informed the police about the girl's pregnancy.
The police got the girl medically examined and booked the father and his friend under IPC sections 376 (rape) and 34 (acts done by several persons in furtherance of common intention) and the Protection of Children from Sexual Offences (POCSO) Act, he said.
Police raids are being conducted to arrest the accused, the SHO said.