Source:  http://www.iolproperty.co.za/roller/news/entry/cape_town_to_regulate_light This is an article from 2010 which talks about noise and regulations. Cape Town to regulate light aircraft over suburbs THE City of Cape Town is working with the South African Civil Aviation Authority to firm up regulations for helicopters and light aircraft that fly too low above residential suburbs and natural or World Heritage sites. Without any legislation at its disposal, the city council has up to now been powerless to control the height, routes or types of helicopters and light aircraft flying above the city. Councillor Owen Kinahan said in a motion to the city's economic development portfolio committee that helicopter "flips" over the southern suburbs generated "tremendously disruptive and invasive noise" that disturbed the peaceful environment of those areas. Gerrit Mostert, of city health, said helicopter companies had been relying on a noise abatement ch