Division 6: Irregularities. The Portuguese authorities shall provide information on any investigations on administrative irregularities, in particular, on evasion from taxes or smuggling, in the context of the application of the authorisation. They shall also provide detailed information, including at least information on the nature of the case, value and time period. - Council Decision (EU) 2020/1790 of 16 November 2020 authorising Portugal to apply a reduced rate of excise duty on certain alcoholic products produced in the autonomous regions of Madeira and of the Azores