Each year, the regions shall draw up a statement showing all allowances of any kind, denominated in euros, received by the elected members sitting on the regional council, in respect of any mandate and any functions exercised within them and within any trade union within the meaning of Books VII and VIII of Part Five or any company mentioned in Book V of Part One or subsidiary of one of these companies. This statement is communicated each year to the regional councillors prior to the examination of the regional budget.