The police used stun grenades in Bloed and Paul Kruger streets in Pretoria to disperse protesters, the Pretoria East Record reported.
Minibus taxi operators and blockaded roads throughout the city disrupting service delivery and school exams.
The protesters are calling for Transport Minister Joe Maswanganyi to be fired for failure to attend to their grievances.
Members of the National Taxi Alliance gathered outside the transport department head office in Struben Street singing and chanting as they waited for a department representative to submit their memorandum to amid a heavy police presence.
Their grievances include:
According to a provincial police spokesperson, two drivers have been arrested for assaulting a policewoman who was trying to get them to move their vehicles off the road in Cullinan during the protest.
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