According to police officials, the case was initially registered at a police station in the northern suburbs but it was transferred to Worli police station on Thursday.
The accused has been arrested and is currently in police custody," said Ninad Sawant, senior inspector at Borivali police station, adding that they were still investigating.
A police official said that based on a complaint lodged by the girl’s mother, they arrested the accused Saturday under relevant provisions of the Indian Penal Code and the POCSO Act.
According to the case, the minor girl stayed with her maternal grandparents and continued to stay with her grandfather after the death of her grandmother. In 2018, the girl fainted at home and was rushed to a hospital where she gave birth to a girl the next day.