From Longman Dictionary of Contemporary Englishtax havenˈtax ˌhaven noun [countable] PETa place where people go to live to avoid paying high taxes in their own country
Examples from the Corpus
tax haven• Another tax haven to emerge recently is Western Samoa.• New tax havens New locations are continually being attracted to the role of tax haven.• Or will the Chief Secretary and his friends be sunning themselves in some tax haven by that time?From Longman Business Dictionarytax havenˈtax ˌhaven noun [countable]TAX a place where people go to live or to invest money, in order to avoid paying high taxes in their own countryLuxembourg and the Cayman Islands are tax havens that don’t have strong central bank regulators. 