The Navi Mumbai police have registered a case against a man for allegedly raping a 35-year-old Navi Mumbai social worker on several occasions and impregnating her, an official said, reported news agency PTI.

The 40-year-old accused, Nitin Gavand, hails from Avre village at Uran in Raigad district, while the victim belongs to Kopri in Navi Mumbai's Vashi, he said, reported PTI.