Soeiro de Carvalho, Ana Branca2018-12-112018-12-112018-10-09978-989-99955-3-6http://hdl.handle.net/10400.19/5333Nowadays, Tourism is an integral part of the lifestyle of much of society. It carries significant weight in the economies of many countries and is one of the leading elements of international trade. Tourism has experienced a steady growth and deep diversification to become one of the fastest growing economic sectors in the world (Melgosa 2017). Responsible and sustainable tourism is by no means incompatible with the growing liberalization of conditions, provided a number of principles and a certain number of rules are observed. The UNWTO Global Code of Ethics for Tourism is a fundamental frame of reference for responsible and sustainable tourism.engTourism LawTourism LawSustainabilityresponsabilityNew Package Travel DirectiveThe global code of ethics for tourism: the belief that tourism can make a meaningful contribution to peoplebook part