Sport is a socio-economic phenomenon of global proportion. In this work, the scope of sport in society will be exposed, therefore, in the first chapter you can have an idea on how sport has become a tool for education, health, culture, and economy. In the second chapter, the European legislation regarding the internal market and sport, specially the free movement and non-discrimination of workers, and competition law, articles 101 and 102 of the Treaty of Functioning of the European Union. And in chapter three, a comparison of the European Model of Sport with the South American Model, taking into special consideration the right of free movement within the region.