"She kept the memory of her imprisoned husband Nelson Mandela alive during his years on Robben Island and helped give the struggle for justice in South Africa one of its most recognizable faces", the statement said.
Prominent South African Indians have paid tribute to Winnie Mandela, the former wife of South African anti-apartheid icon Nelson Mandela and one of the country's defining and most divisive figures.More news: Russia: Spy poisoning 'in interests' of United Kingdom govt
Further details will be announced as arrangements are finalized in consultation between the government and the family of Ms Madikizela-Mandela, Mr Ramaphosa said.
Melanie Veness, the CEO of the Pietermaritzburg Chamber of Business said that they were saddened to hear of the passing of ANC Stalwart Winnie Mandela, whose contribution to democracy in South Africa is undeniable.
Madikizela-Mandela's funeral will be held in Orlando, Soweto on April 14.
"I feel privileged to have known the late great Mrs Winnie Madikizela-Mandela and to have been close to the family", the veteran IFP leader wrote on his party's website on Tuesday.More news: United Nations launches $3B Yemen appeal
She met lawyer and anti-apartheid activist Nelson Mandela in 1957 and they were married a year later.
Her political activism was marred by a kidnapping and assault conviction in 1991, for which she was fined.
He told journalists at the gates of Madikizela-Mandela's home that he spent an afternoon with her at Vilakazi Street in Soweto during election registration weekend in March. "Unlike her former husband, this woman was brutal, evil and corrupt human being". According to him she was a true revolutionary that sacrificed her life in dismantling the apartheid regime to ensure the liberation of this country.
"She was so much more that whatever her flaws were", Mashile added, pointing out how society allows male leaders to be flawed but doesn't extend the same courtesy to female leaders.More news: Fortnite Battle Royale's mobile port has launched for all iOS users