I know this has been discussed on the forums but it was only today that I wondered if I should give up my SA citizenship because of this. Any thoughts?
South Africa’s big expat tax is coming (Article 6 Jan 2019)
I don't know if this has been posted before, but here is an article that describes the situation with the new Expat Tax law and the double treaty in the same way that my own research has shown. He also says that if you are deemed a resident of Canada then you would not need to pay any tax to South Africa on your regular income.