The man has been charged with rape and is due to appear in court tomorrow.
A woman claimed she was raped in New Delhi by a driver contracted to US cab company, Uber.
IPID says it probed the alleged cop rape, but the Director of Public Prosecutions found insufficient evidence.
Salome Mabena was allegedly raped by a policeman at a dumpsite in Bronkhorstspruit.
The man is accused of raping and sexually assaulting seven girls including his own daughter.
A report claims 777 officers have been fired since April, an average of almost 100 cops a month.