"It will be important to ensure that the T20 GL is appropriately niched into South African cricket and that it's good for the game as a whole in South Africa," said SACA Chief Executive Tony Irish.
"The rest of our cricket must go on and our existing domestic teams and competitions have to continue to produce the best Proteas teams possible in all formats," he added.
Irish shared the benefits of the new League, which starts in November, with the SACA members.
"Not only will our local cricket be broadcast to fans all over the world but the league is also capitalising on key factors in the cricket market, including the increasing shift of global media rights resources towards T20 leagues around the world and the introduction of new investment by private team owners into the South African game," he said.
More From This Section
The Chief Executive hoped that the League will play its significant role in the "retention of player talent in South Africa".
Irish also wished that the event attract foreign overseas players, given South Africa's reputation in the cricket world for putting on successful events.
South Africa had successfully hosted the Indian Premier League in 2009 at short notice after concerns over security in India were raised due to elections around the same time.
"They will have the chance to play on a bigger stage in front of bigger audiences, both at stadia around the country and globally on television and on wider broadcast platforms," said Irish.