Suspended teacher union members insist their removal ahead of key conferences is a ploy by a Cosatu faction.
Sadtu has vowed to strike if the education department doesn't address what the union's long-standing issues, such as unpaid salaries.
Sadtu president Thobile Ntola has criticised his expulsion along with the union's provincial body and Numsa.
The department of education should insist that matric markers are properly qualified.
ANC deputy president Cyril Ramaphosa says education will only improve if teachers take competency tests, assessments that Sadtu has called demeaning.
Efforts to address past injustices have lowered the bar for education in South Africa, says Agang SA leader Maphela Ramphele.
In a declaration after its national general council, Sadtu has urged its members to support Cosatu's suspension of general secretary Zwelinzima Vavi.
The South African Democratic Teachers Union wants to be represented at basic education director general bobby Soobrayan's disciplinary hearing.
Sadtu says it will ramp up its mobilisation for the axing of Bobby Soobrayan, the director general of the basic education department.
The Western Cape wants teacher union Sadtu to pay the legal costs should 17 schools in the province lose their legal battle to stay open.
For 10 years the Eastern Cape has failed to deal adequately with sick teachers and vacant posts.
Considering the amount of time children spend at school, there is no doubt that teachers play a role in shaping the way children conduct themselves.
Union threatens chaos during midyear exams if the ruling party doesnâ€™t accede to its wishes.
Sadtuâ€™s protest over marker payments is just the labour facet of a far wider political battle.
The South African Democratic Teachers Union has threatened protests in North West if the provincial education minister Louisa Mabe does not resign.
Teachers vow to fight ministerâ€™s plan to bring back â€˜destructiveâ€™ and â€˜autocraticâ€™ school inspectors.
Unions say she is interfering in the business of the basic education department and must back off.
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An interdict halting the closure of 17 schools in the Western Cape was a "loss of opportunity" for learners, provincial education minister has said.