Executive summaryOn 30 January 2020, HM Government of Gibraltar published the Income Tax (Amendment) Regulations 2020, which will amend the Income Tax Act 2010 in order to implement the European Union (EU) Directive on the mandatory disclosure and exchange of cross-border tax arrangements (referred to as DAC6 or the Directive).The Gibraltar legislation will be effective from 1 July 2020.The final Gibraltar Mandatory Disclosure Rules (MDR) legislation is broadly aligned to the requirements of the Directive.Detailed discussionBackgroundThe Council of the European Union Directive 2018/822 of 25 May 2018 amending Directive 2011/16/EU regarding the mandatory automatic exchange of information in the field of...