Her only possible claim to diplomatic immunity is to the immunity of a special envoy or representative of another state says Wits law professor James Grant.
Immunity will require that Grace Mugabe was indeed in South Africa in some form of representative role.
She would have had to be listed as a special envoy or representative of another state, and she was not, he adds.
He says he has checked the Government Gazette going back two months and there is no mention of her name listed anywhere as a special envoy or representative. On that basis, he does not believe she may get diplomatic immunity even if it is attempted to be done retroactively.
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This article first appeared on 702 : Grace Mugabe was not on the diplomatic envoy list - law professor