Labour Minister Membathisi Mdladlana is to address thousands of domestic workers in the Johannesburg City Hall on Sunday.
The rally is part of ANC's 60 days of electioneering campaign.
About 3000 domestic workers from Tshwane, West Rand and the Vaal are expected at the event.
Gauteng Premier Paul Mashatile and Education MEC Angie Motshekga are also expected at the rally. - Sowetan reporter